NLN-PAX Anatomy, NLN Pax- extra, NLN practice science questions, NLN PAX practice, NLN-Pax physics (PART 2),100% CORRECT

NLN-PAX Anatomy, NLN Pax- extra, NLN practice science questions, NLN PAX practice, NLN-Pax physics (PART 2) The fluid outside the cell, the _____________________ fluid, contains substances such as amino acids, sugars, fatty acids, hormones, neurotransmitters, and salts - CORRECT ANSWER Interstitial The _____________________ ER serves as a means for transport within the cell and is made up of many channels and serves to store and deliver the proteins made by the [attached] ribosomes. - CORRECT ANSWER rough The _____________________ ER functions in the storage of enzymes and minerals and the folding of proteins as well as in the detoxification of chemicals and the metabolism of fats. - CORRECT ANSWER Smooth The _____________________ _____________________ modifies and packages proteins destined for use in the cell or for export from the cell. - CORRECT ANSWER Golgi complex plant cells can be distinguished from other cells by the facts that they are surrounded by a _____________ _____________ and contain chloroplasts. - CORRECT ANSWER cell wall _________________ are compartments in the cytoplasm that act as places for secretion, excretion, and storage. - CORRECT ANSWER vacuoles ___________ cells are nonreproductive cells. - CORRECT ANSWER somatic in somatic cells, the new cells are identical copies of the parent cell. This type of cell division is referred to as _____________________. -- this type of division is useful in the growth and repair of our bodies - CORRECT ANSWER mitosis ________________ is a type of division that takes place in the production of gametes. - CORRECT ANSWER meiosis in meiosis, the _____________________ is created by the union of a sperm and egg and contains a full set of chromosomes, half from each parent. - CORRECT ANSWER zygote The product of meiosis is what? - CORRECT ANSWER four daughter cells (each with half the normal number of chromosomes -- so when cells combine, have half from each parent) _____________ tissue contains cartilage, blood, fat, and bone. - CORRECT ANSWER Connective taxonomy - CORRECT ANSWER The study of scientific classification: kingdoms, phylum, class, order, genus, species - CORRECT ANSWER Unit of classification: animal, plant, monera, bacteria, fungi - CORRECT ANSWER The 5 Kingdoms: passive - CORRECT ANSWER _____________________ transport does not require energy and makes use of diffusion and filtration. hypertonic; shrinkage - CORRECT ANSWER When the solute is more concentrated outside the cell than inside it, the solution is _____________________. The result is _____________________ of the cell. hypotonic; swelling - CORRECT ANSWER When the solute concentration outside the cell is lower than that inside the cell, the solution is _____________________. The result is _____________________ of the cell. filtration - CORRECT ANSWER _____________________ is the movement of water and solutes through the membrane by hydrostatic pressure. autotrophs (also referred to as producers) - CORRECT ANSWER _____________________ are organisms that produce their own food from inorganic substances. plants - CORRECT ANSWER Example of an autotroph: heterotrophs (also referred to as consumers) - CORRECT ANSWER _____________________ obtain their food by consuming organic substances (either plants or animals) herbivores (plant eaters); omnivores (plant and meat eaters) - CORRECT ANSWER Primary consumers include _____________________ and _____________________. carnivores; omnivores that eat herbivores - CORRECT ANSWER Secondary consumers include _____________________ and _____________________ ... carnivores that eat other carnivores or omnivores - CORRECT ANSWER Tertiary consumers include: .... autotrophs - CORRECT ANSWER _____________________ are the most important trophic level in the ecosystem. biotic - CORRECT ANSWER _____________________ factors include the living parts of the ecosystem [that affect an ecosystem]. abiotic - CORRECT ANSWER _____________________ factors are nonliving influences such as temperature, humidity, or soil composition. symbiosis - CORRECT ANSWER Separate species living together: parasitism - CORRECT ANSWER One species benefits and one species is harmed: commensalism - CORRECT ANSWER One species benefits and one is unaffected: mutualism - CORRECT ANSWER Both species benefit: biosphere - CORRECT ANSWER A _____________________ is the entire portion of our planet that is inhabited by living things in a variety of ecosystems and communities. deserts - CORRECT ANSWER Little precipitation, more arid than all of the other biomes: tropical rain forests - CORRECT ANSWER High humidity, abundant rain, known for biodiversity, trees grow very tall and there is a great competition for light, little light reaches the forest floor deciduous forests - CORRECT ANSWER Temperate, midlatitude regions, support the growth of large trees such as oaks and maples coniferous forests (taigas) - CORRECT ANSWER Found at high and cool elevations where seasons consist of short summers and long cold winters, characterized by pine and firs which do not shed their leaves in cold months tundras - CORRECT ANSWER Very cold temperatures and high altitude, growth of shrubs and bushes but no trees T;C - CORRECT ANSWER A ---> ____________ G --> _____________ U - CORRECT ANSWER In RNA A --> __________ independent - CORRECT ANSWER The _____________________ variable is changed by the experimenter. x;y - CORRECT ANSWER The independent variable is plotted on the _____ axis and the dependent on the _____ axis. digestion - CORRECT ANSWER The liver, pancreas, and gallbladder all contribute to _____________________. glucose - CORRECT ANSWER In chemical digestion, the nutrient carbohydrate's end product is _____________________. cardiovascular; lymphatic - CORRECT ANSWER The circulatory system is made up of the _____________________ system and the _____________________ system. receive; pump - CORRECT ANSWER The atria _____________________ blood and the ventricles _____________________ blood. away; to - CORRECT ANSWER Arteries transport blood _____________________ from the heart. Veins transport blood _____________________ the heart. sensory - CORRECT ANSWER _____________________ neurons transmit impulses from sense organs and receptors to the spinal cord. interneurons - CORRECT ANSWER _____________________ make up the brain and spinal cord; transmits impulses between other neurons; part of reflex arc motor - CORRECT ANSWER _____________________ neurons carry impulses from interneurons to skeletal and visceral muscles and glands. peripheral - CORRECT ANSWER The _____________________ nervous system includes the nerves and sense receptors. It is responsible for transmitting information to and from the CNS. central - CORRECT ANSWER The _____________________ nervous system includes the brain and spinal cord and is responsible for processing information. somatic; autonomic - CORRECT ANSWER The PNS is further divided into two branches: _____________________ and _____________________. somatic - CORRECT ANSWER The _____________________ branch is concerned with the external environment. autonomic - CORRECT ANSWER The _____________________ branch is concerned with the internal environment cerebrum - CORRECT ANSWER The _____________________ is the site of complex and high-level thinking. Conscious and voluntary actions are controlled here, as are other functions such as speech, vision, hearing, and memory. cerebellum - CORRECT ANSWER The _____________________ is responsible for muscular coordination and balance. medulla (or brainstem) - CORRECT ANSWER The _____________________ controls basic homeostatic functions such as body temperature, blood pressure, and breathing. homeostasis; secretion - CORRECT ANSWER An important function of the endocrine system is to maintain _____________________ by means of _____________________ from the endocrine glands. ductless - CORRECT ANSWER _____________________ glands secrete hormones directly into the blood stream. pituitary - CORRECT ANSWER The _____________________ gland is the master gland. thyroid - CORRECT ANSWER The _____________________ gland regulates metabolism. parathyroid - CORRECT ANSWER The _____________________ gland regulates calcium metabolism. isles of langerhans - CORRECT ANSWER The _____________________ gland controls the storage of sugar in liver and blood level of sugar. flexor; extensor - CORRECT ANSWER The _____________________ bends or moves a limb away from anatomical. The _____________________ returns the limb to the anatomical position. excretory - CORRECT ANSWER The kidneys are the principal _____________________ organs of the body. excretion - CORRECT ANSWER In addition to the kidneys, the sweat glands, lungs, and liver function in _____________________. zygote; haploid; diploid - CORRECT ANSWER Sexual reproduction starts with the fusion of two gametes (sperm and egg) to form a _____________________. Each gamete is _____________________, meaning it contains half the normal complement of chromosomes. The zygote, since it contains the full complement of chromosomes is called _____________________. cornea - CORRECT ANSWER The _____________________ allows light to enter the eye. iris - CORRECT ANSWER The _____________________ regulates how much light is allowed to enter the pupil. lens - CORRECT ANSWER The _____________________ focuses light onto the retina. rod - CORRECT ANSWER _____________________ cells are sensitive to light, distinguish between black and white, and allow us to see at night. cone - CORRECT ANSWER _____________________ cells allow us to distinguish colors in the day. photoreceptor - CORRECT ANSWER When stimulated by light _____________________ cells transmit the information along the optic nerve to the brain. The data in the graph exhibited an aberration. Aberration means -Deviation from course -Linear Appearance -Inverted appearance -Circular theme - CORRECT ANSWER Deviation from course The prince abjured the ambassador. Abjured means -Congratulated -Renounced -Relieved -Fired - CORRECT ANSWER Renounced The man at the bar was belligerent. Belligerent means -Friendly -Courteous -Angry -Talkative - CORRECT ANSWER Angry The men erected a bulwark near the opening. Bulwark means: -Trap -Obstacle -Barn -Runway - CORRECT ANSWER Trap The group embarked on a clandestine operation. Clandestine means -Environmental expedition -Shipping adventure -Scary -Secretive - CORRECT ANSWER Secretive Some members of the organization broke away and created a grass root caucus. Caucus means: -Group with political aims -Environmental group -Management organization -Religious movement - CORRECT ANSWER Group with political aims The news anchor attempted to disseminate the story. Disseminate means: -To covey -To deny -To rebuke -To review - CORRECT ANSWER To deny The chemicals began to effervesce -To combine. -To catalyze -To break down -To bubble up - CORRECT ANSWER To bubble up The witness began to evince critical details. Evince means: -To hide -To cover secretly -Exaggerate -To make manifest - CORRECT ANSWER To make manifest The front line troops began to extricate from the enemy. Extricate means: -Confront -Surrender -Disentangle -Deploy - CORRECT ANSWER Disentangle The congressman from Ohio started a filibuster. A filibuster means: -Bill -congressional investigation -an attempt to disrupt legislation -program related to welfare - CORRECT ANSWER an attempt to disrupt legislation The southern lady was genteel when hosting northern businessmen. Genteel means: -Rude -Refined -Reserved -Resentful - CORRECT ANSWER refined The lawyer launched into a harangue when speaking to the witness. Harangue means: -Discussion -Monologue -Dialogue -Tirade - CORRECT ANSWER Tirade Some believe our destinies are immutable. Immutable means: -Professional -conversational -unchangeable -unerring - CORRECT ANSWER Unchangeable The baby was diagnosed with jaundice. Jaundice means -Yellowing condition -Condition of glucose intolerance -Condition of nutritional deficiency -Condition of dermatitis - CORRECT ANSWER Yellowing condition The criminal was known for his knavery. Knavery means: -Quickness -Light-footedness -Burglary ability -Deceitfulness - CORRECT ANSWER Deceitfulness The patient exhibited signs of languor. Languor means: -Confusion -Anxiety -Depression -Deceitfulness - CORRECT ANSWER Depression The patient's lower extremity began to show signs of necrosis. Necrosis means: -Maceration -Tissue death -Induration -Redness - CORRECT ANSWER Tissue death The traffic official began to obviate the construction. Obviate means: -Clear away -Identify -Reproduce -Delegate - CORRECT ANSWER Clear away The general presaged the battle plan to his subordinate officers. Presaged means: -Delegated -Clarified -Foretold -Introduced - CORRECT ANSWER Foretold The welding machine scintillated into the dark shop. Scintillated means: -emitted gases -emitted light -emitted fumes -emitted noise - CORRECT ANSWER emitted light The blood leaves the right ventricles and goes to the.. -Lungs -Kidneys -Right atrium -Arterial circulation to the body - CORRECT ANSWER Lungs Which of the following does not help determine heart rate? -Body temperature -Physical activity -Concentration of ions -Anaerobic cellular metabolism - CORRECT ANSWER Concentration of ions The hormone ____ can promote increased blood volume, and increased blood pressure. -estrogen -testosterone -aldosterone -dopamine - CORRECT ANSWER aldosterone Which matches the definition: abnormally slow heartbeat. -tachycardia -bradycardia -fibrillation -myocardial infarct - CORRECT ANSWER bradycardia Blood is made of approximately __% hematrocit and ___% plasma. -45,55 -55,45 -75,25 -25,75 - CORRECT ANSWER 45,55 Which matches the definition: collapse of a lung -anoxia -atelectasis -dyspnea -hypercapnia - CORRECT ANSWER atelectasis ___ is a state of inflammation of the mouth. -Diverticulitis -Hepatitis -Entertitis -Stomatitis - CORRECT ANSWER Stomatitis What is the name of the structure that prevents food from entering the airway? -Trachea -Esophagus -Diaphragm -Epiglottis - CORRECT ANSWER epiglottis Which substance makes up the pads that provide support between the vertebrae? -Bone -Cartilage -tendon -fat - CORRECT ANSWER cartilage A triple beam balance would show the units of measurements in which form? -Liters -Grams -Meters -Gallons - CORRECT ANSWER Grams Which of the following best describes a section that divides the body into equal upper and lower portions? -Coronal -Transverse -Oblique -Median - CORRECT ANSWER Transverse What are the two types of measurement important in science? -Quantitative and numerical -Qualitive and descriptive -Numerical and scientific -Quantitative and qualitative - CORRECT ANSWER Quantitative and qualitative Which matches the definition: uncontrolled urination. -enuresis -dieuretic -pyuria -ureteritis - CORRECT ANSWER enuresis Organism with chloroplasts in its cells is probably: A) heterotroph B) autotroph C) herbivore D) primary consumer - CORRECT ANSWER B) autotroph As light passes obliquely from air to water, it's bent. This bending is called: A) diffraction B) reflection C) refraction D) dispersion - CORRECT ANSWER C) refraction A reading on the Celsius scale is 5•. On the Fahrenheit scale, the reading would be closest to: A) 225• B) 30• C) 40• D) 95• - CORRECT ANSWER C) 40• Which formula represents an alcohol? A) C2H5OC2H5 B) C3H8 C) CH3COOH D) C2H5OH - CORRECT ANSWER D) C2H5OH Which substance forms an alkaline solution in water? A) Mg(OH)2 B) H2SO4 C) MgSO4 D) NaCl - CORRECT ANSWER A) Mg(OH)2 Hydrogen can be prepared in the lab by combining Zn and HCl. The reaction metallic zinc (Zn): A) is changed to another element B) reacts with water in the acid C) replaces with combined hydrogen in the acid D) serves as a catalyst - CORRECT ANSWER C) replaces the combined hydrogen in the acid On top of a mountain, boiling point of water is: A) lower at sea level, because atmospheric pressure is higher on mountain B) lower at sea level, because atmospheric pressure is lower on mountain C) same at sea level, because atmospheric pressure is same in both D) higher at sea level, because atmospheric pressure is lower on mountain - CORRECT ANSWER B) lower at sea level, because atmospheric pressure is lower on mountain Suppose cube A is 10cm along the edges and cube B is 5cm along edges. What is the volume relationship? A) cube A is 2x the volume of cube B B) cube A is 4x the volume of cube B C) cube A is 6x the volume of cube B D) cube A is 8x the volume of cube B - CORRECT ANSWER D) cube A is 8x the volume of cube B More energy is used in pushing a box along an incline to a height of 4m than lifting it at the same height. This is because: A) more force is needed in pushing the box than lifting B) work is done against friction in pushing the box along the plane C) the box moves a greater distance when pushed along than lifted D) takes more time to push the box along the plane than to lift it - CORRECT ANSWER B) work is done against friction in pushing the box along the plane Vinegar is an antidote for lye. What's the chemical process? A) digestion B) alkalinization C) oxidation D) neutralization - CORRECT ANSWER D) neutralization H2SO4 is an example of: A) salt B) base C) acid D) halogen - CORRECT ANSWER C) acid What is considered a principal ecological role of green plants? A) providing shade to regulate the temperature B) using mineral content of the soil C) providing nesting places for animals D) manufacturing food from simple materials - CORRECT ANSWER D) manufacturing food from simple materials How much of 12g of radioactive isotope with a half-life of 20yrs will be left after 40yrs? A) 0g B) 3g C) 6g D) 8g - CORRECT ANSWER B) 3g First step by which a maturation may occur is a change in: A) location of nitrogen base in DNA B) messenger DNA C) transfer RNA D) amino acid in a protein synthesis - CORRECT ANSWER A) location of nitrogen base in DNA Which condition most likely explains the sudden death of many fish in a river on a hot day? A) increased number of predators B) increases growth of algae C) reduced food supply D) reduced amount of dissolved oxygen - CORRECT ANSWER D) reduced amount of dissolved oxygen Blood returning to heart travels through the vena cavae and enters the: A) right atrium B) right ventricle C) left atrium D) left ventricle - CORRECT ANSWER A) right atrium Which will monochromatic light have the lowest speed? A) lucite 1.50 B) diamond 2.42 C) water 1.33 D) air 1.00 - CORRECT ANSWER B) diamond 2.42 Data on human genetics can be obtained from: A) observing human eggs under the microscope B) listing genetic characteristics of individuals C) fertilizing human eggs in a glass dish D) making family trees that include info on certain diseases that related individuals had - CORRECT ANSWER D) making family trees that include info on certain diseases that related individuals had What's the voltage of a chemical that reaches equilibrium? A) 1v B) greater than 1v C) between 0 & 1v D) 0v - CORRECT ANSWER D) 0v Which is a neutralization reaction? A) Na2O + H2O > 2NaOH B) 2HCl + Mg > MgCl2 + H2 C) HCl + KOH > KCl + H2O D) H2SO4 + NaCO3 > NaSO4 + H2O + CO2 - CORRECT ANSWER C) HCl + KOH > KCl + H2O Which describes what happens to an object as it falls freely near the earths surface? A) KE & PE decrease B) KE decreases & PE increases C) KE increases & PE decreases D) KE & PE increase - CORRECT ANSWER C) KE increases & PE decreases Which contains nonpolar covalent bonds? A) NaCl B) Cl2 C) Hbr D) CO2 - CORRECT ANSWER B) Cl2 Production of urine by the kidney involves: A) peristalsis & hydrolysis B) filtration & hydrolysis C) synthesis & reabsorption D) filtration & reabsorption - CORRECT ANSWER D) filtration & reabsorption Which represents a decomposition reaction? A) HCl + H2O > H3O+Cl- B) HCl +NaOH > NaCl + H2O C) 3CaCl2 + 2Na4PO4 > 6Na + Ca3(PO4)2 D) 2HCl > H2 + Cl2 - CORRECT ANSWER D) 2HCl > H2 + Cl2 Solution which undissolved & dissolved particles are in equilibrium is: A) unsaturated B) saturated C) concentrated D) dilute - CORRECT ANSWER B) saturated A sodium atom can become a sodium ion by: A) gaining a proton B) losing a proton C) gaining an electron D) losing an electron - CORRECT ANSWER D) losing an electron Which isn't emitted during radioactive decay? A) alpha particles B) UV rays C) gamma rays D) beta particles - CORRECT ANSWER B) UV rays Chemical reactivity of an element is related to the number of electrons in its: A) nucleus B) lowest energy level C) valence shell D) inner shells - CORRECT ANSWER C) valence shell Which particles are nucleons? A) neutrons & electrons B) electrons, protons, & neutrons C) neutrons & protons D) electrons, photons, & neutrons - CORRECT ANSWER C) neutrons & protons Which best describes the functioning of a battery? A) it changes chemical energy into electrical energy B) it stores electricity C) it creates electrons D) it changes current into voltage - CORRECT ANSWER A) it changes chemical energy into electrical energy Pitch of a vibrating string depends on all except: A) length of string B) amp of vibration C) thickness of string D) frequency of vibration - CORRECT ANSWER B) amp of vibration Which refers to the capacity of a microscope to distinguish between close objects? A) resolving power B) staining C) microdissection D) magnifying power - CORRECT ANSWER A) resolving Which formula is most probable for a compound formed from aluminum (3+) & sulfur (2-)? A) AlS B) Al3S2 C) Al2S D) Al2S3 - CORRECT ANSWER D) Al2S3 Which is a nonmetal? A) Na B) Hg C) S D) Mn - CORRECT ANSWER C) S Machines may be used for all except to: A) multiply force B) increase energy C) transform energy D) multiply speed - CORRECT ANSWER B) increase energy The revolutionary government made overturns to the opposition. Overture means a -Proposal -Promise -Truce -Threat - CORRECT ANSWER Proposal The water permeated the sand in the potted plant. Permeated means -Dissolved -Penetrated -Washed away -Packed Down - CORRECT ANSWER Penetrated A conversation between two people ended in a brawl. A brawl is a -Wrenching handshake -Hostile Embrace -Noisy Quarrel -Menacing Stance - CORRECT ANSWER -Noisy Quarrel The researcher was studying celestial navigation. Celestial means -Oceanic -Subterranean -Heavenly -Coastal - CORRECT ANSWER -Heavenly The hinges on the door were inseparable. They were incapable of being.. -Dismantled -Dispatched -Dispensed -Disjoined - CORRECT ANSWER -Disjoined Brevity is the sole virtue the official could claim at this point. Brevity means -Honesty -Promptness -Briefness -Eloquence - CORRECT ANSWER Briefness The weather was torrid. It was -Inclement -Sultry -Scorching -Rainy - CORRECT ANSWER Scorching Try as she would, it was impossible to overcome the vociferous style of her colleagues during discussions. Vociferous means -Noisy -Passive -Difficult -Distracting - CORRECT ANSWER -Noisy The obelisk at the entrance of the burial grounds was an impressive -Temple -Titan -Necropolis -Monolith - CORRECT ANSWER -Monolith The tiger devoured its prey voraciously. Voraciously means -Swarthily -Furiously -Torturously -Ravenously - CORRECT ANSWER -Ravenously The editor rejected the illustrations saying the color was too drab. The illustrations lacked -Contrast -Detail -Variation -Luster - CORRECT ANSWER Luster The deepening evening shadows falling over the empty stadium cast a spell that was -Tawdry -Somber -Incandescent -Timely - CORRECT ANSWER Somber The lawyer found the witness's testimony assailable from certain angles. Assailable means -Morbid -Hollow -Rescindable -Vulnerable - CORRECT ANSWER Vulnerable Anna was invariably late for her classes. Invariably means -Never -Rarely -Occasionally -Constantly - CORRECT ANSWER Constantly The association of a roadrunner to a coyote is that the coyote -Has an imaginary relationship with the roadrunner -is the mortal enemy of the roadrunner -Share the desert spoils willingly with the roadrunner -is a victim of the roadrunner. - CORRECT ANSWER has an imaginary relationship with the roadrunner Because of her sedentary nature, it was a surprise when she took a training course to become an athletic coach. Sedentary means -Non-competitive -Physically inactive -Solitary -Indecisive - CORRECT ANSWER Physically inactive A group of retainers who accompany a distinguished person from place to place is called -an entourage -a gamut -an echelon -a conjugate - CORRECT ANSWER an entourage A storage place for guns and munitions is -An armory -An arcade -A stockade -A plant - CORRECT ANSWER an armory The treaty ending the war satisfactory to both countries. When two governments acted, the treaty was easily -Reimbursed -Ratified -Betrothed -Emancipated - CORRECT ANSWER ratified Guard cells which can be found in the leaves of plants are most closely associated with which of these processes? -Reproduction of a new plant -Evaporation of water from the plant -Synthesis of organic substances in the plant -Movement of organic and inorganic substances from soil to the plant - CORRECT ANSWER Evaporation of water from the plant The bending of a wave around an obstacle is known as -Diffraction -Deflection -Refraction -Reflection - CORRECT ANSWER Diffraction Which of these conditions is associated with smoking? -Esophageal Varices -Tonsillitis -Emphysema -Blindness - CORRECT ANSWER Emphysema A gram stain is an important technique used in the laboratory that -Identifies different type of blood cells. -Is sensitive to specific types of plants -Highlights nucleus containing cells. -Distinguishes between different kinds of bacterial cells walls. - CORRECT ANSWER Distinguishes between different kinds of bacterial cells well A material that settles out of a reaction is termed a(n) -suspension -precipitate -colloid -emulsion - CORRECT ANSWER Emulsion All living cells contain cytoplasm. Cytoplasm is important because it -Carries hereditary traits -Controls what moves in and out of the cells. -Produces protein -Is where most of the cell's chemical reactions take place - CORRECT ANSWER Controls what moves in and out of the cells An example of the most complex level of the organization in a frog is the -Epithelium -Striated muscle -Respiratory system -Stomach - CORRECT ANSWER Respiratory system Energy that is in an object because of its position is called -Kinetic energy -Nuclear energy -Potential energy -Electromagnetic energy - CORRECT ANSWER Potential energy Enzymes that are involved in biochemical reactions are organic -Colloid -Catalysts -Cathodes -Constants - CORRECT ANSWER Catalysts In classical physics, light is viewed as part of the electromagnetic spectrum, traveling in form of transverse waves. Quantum physics proposes that light is composed of quanta called -Rays -Newtons -Atoms -Photons - CORRECT ANSWER Photons In corn plants, the gene that codes for the presence of chlorophyll is sometimes missing. The results seedlings are albino and will not survive. The lethal genes appears in corn populations because -The soil nutrients will not allow the plant to produce chlorophyll. -The parent plants that produced the seeds carried the recessive gene for the albino trait. -The farmer used herbicides, which destroyed the chlorophyll in the seedlings. -The seeds were old and stored improperly, resulting in the lethal trait. - CORRECT ANSWER The parent plans that produced the seeds carried the recessive gene for the albino trait The scientific name of the wolf is Canis Lupus. The name indicates the wolf's -Genus and species -Phylum and species -Kingdom and genus -Phylum and Genus - CORRECT ANSWER Genus and species Which of these arrangements of atoms is found in all alcohols? -C=C -C-O-C -C=O -C-OH - CORRECT ANSWER C-OH The atoms of an element with seven valence electrons are most probably classified as -Metals -Nonmetals -Metalloids -Noble Gases - CORRECT ANSWER Nonmetals The process of nuclear cell division is the cell reproduction of plants differ from mammals. A major difference is that -Homologous chromosomes are paired -Centrioles are replicated -Spindle fibers are missing -Cells plates are synthesized - CORRECT ANSWER Cells plates are synthesized Which of these quantities is a vector quantity? -Force -Mass -Energy -Time - CORRECT ANSWER Energy The organ that filters metabolic waste from the blood is the -Small intestine -Liver -Kidney -Stomach - CORRECT ANSWER Kidney If a red light is passed through a dilute solution of chlorophyll solution, the spectrophotometer will detect what amount of transmittance of this light? -100% -50-75% -Less than 25% -None - CORRECT ANSWER 50-75% Heat energy is absorbed in which of these phase changes? -Br2(l)->Br2(s) -Br2(g)->Br2(I) -Br2(I)->Br2(g) -Br2(g)->Br2(s) - CORRECT ANSWER Br2(I)->Br2(g) Iodized salts is used to prevent a human condition known as -Rickets -Goiter -Scurvy -Beri-Beri - CORRECT ANSWER Goiter Which of these pairs of unit measures the same quantity? -Joule and newton -Newton and watt. -Calorie and joule -Watt and calorie - CORRECT ANSWER Calorie and joule Which part of the human central nervous system controls voluntary movements? -Spinal Cord -Cerebellum -Cerebrum -Medulla - CORRECT ANSWER Cerebrum When a living cell, the oxygen(O2) form a mixture of O2 and carbon dioxide (CO2) is used up. This creates a concentration gradient across the cell membrane, drawing O2 across the membrane from the outside in, a process known as -Osmosis -Active Transport -Diffusion -Cellular Respiration - CORRECT ANSWER Diffusion A quantity that has both magnitude and direction is called a(n) -resultant -scalar -vector -undefined unit - CORRECT ANSWER vector Amnesia in the humans is the loss of memory. Which of these parts of the brain has been affected when someone is suffering from amnesia caused by head trauma? -Cerebral Cortex -Cerebellum -Medulla oblongata -Spinal cord - CORRECT ANSWER Cerebral cortex At room temperature, which of these substances exist as diatomic molecules? -Carbon -Iron -Neon -Oxygen - CORRECT ANSWER Oxygen Ductless glands in the human body secrete -Enzymes -Mucus -Hormones -Metabolic wastes - CORRECT ANSWER Hormones Sodium will react most readily with -Chlorine -Boron -Helium -Potassium - CORRECT ANSWER Chlorine The atomic number of fluorine is 9. How many electrons are contained in the second principal energy level of a fluorine atom in the ground state? -2 -5 -7 -9 - CORRECT ANSWER 7 The Pap test can detect cancer in the female reproductive tract at an early stage, requiring cells scraped from -The vagina -The fallopian tubes -The uterus -The cervix - CORRECT ANSWER The cervix The physics principle that is primarily used in developing a rollercoaster ride is -Centripetal force -Specific gravity -Quantum energy -Certainty principle - CORRECT ANSWER Centripetal force Unicellular organisms that have a nucleus and can swim with aid of cilia are examples of -Monerans -Plants -Fungi -Protozoans - CORRECT ANSWER Protozoans When a column of air is vibrating at the same rate as a tuning fork, the process is referred to as -Assimilation -Diffraction -Transmission -Resonance - CORRECT ANSWER Resonance When two atoms share a pair of electrons, the bond between them is called -Electrovalent -Covalent -Ionic -Metallic - CORRECT ANSWER Covalent When water passes from a region of greater concentration to a region of lesson concentration through a selectivity permeable membrane, the process is known as -Distillation -Evaporation -Osmosis -Sublimation - CORRECT ANSWER Osmosis Which of these organ systems does NOT provide for the excretion of substances? -Urinary System -Lymphatic system -Respiratory System -Digestive System - CORRECT ANSWER Lymphatic system Which of these processes occur at a neuromuscular junction? -Articulation -Axon formation -Impulse transmission -Encapsulation - CORRECT ANSWER Impulse Transmission If 1 kilogram(kg) equals 2.2(lbs), how many kg are there in 130lbs? (To the nearest tenth of a kg) -286 kg -62.3 kg -59.1 kg -58.7 kg - CORRECT ANSWER 59.1 kg On a map, 1/4 inch represents 125 miles (mi). How many miles do 5 inches represent? -100 mi -5,000 mi -1,000 mi -2,5000 mi - CORRECT ANSWER 2,500 mi What is the area of a rectangle that is 4 feet wide and 9 feet long? -18 square feet -26 square feet -36 square feet -72 square feet - CORRECT ANSWER 36 square feet Mr. Clark owns 150 shares of stock in the Acme company and receives $180 per year in dividends. How much does Mr. Grey receive for an annual dividend if she owns 400 shares in the same company? -$250.00 -$360.00 -$480.00 -$500.00 - CORRECT ANSWER $480.00 The difference between the boiling point and the melting point of a specific substance is 80 degrees Celsius. If the boiling point is 56 degrees C, what is the melting point? -24 degrees C - -24 degrees C -36 degrees C - -36 degrees C - CORRECT ANSWER -24 degrees C Which of these fractions equals 40%? - 1/4 - 2/5 -4/5 -5/2 - CORRECT ANSWER 2/5 Of 60 patients treated with a certain medication, 24 showed no improvement. What percent of patients improved? - 60% - 40% - 36% - 24% - CORRECT ANSWER 60% Solve: 8[7-3(12-2)/5] -0 -8 -16 -64 - CORRECT ANSWER 8 One kilometer(km) equals 0.6 miles. How many miles equal 2.75 km? -1.65 miles -2.15 miles -3.35 miles -4.58 miles - CORRECT ANSWER 1.65 miles If x=4, x^3= -12 -16 -64 -256 - CORRECT ANSWER 64 If a=3 and b=6, what is the value of b to the a power? -36 -18 -144 -216 - CORRECT ANSWER 216 A 2-day automobile trip of 880 miles is planned. Half of this distance is to be traveled each day at 55 miles per hour. How many hours will be driven each day? (D=RT) -16 -12 -10 -8 - CORRECT ANSWER 8 A head nurse borrowed 35 syringes from the intensive care unit (ICU). If this was 20% of the ICU's total supply, how many syringes did the ICU have in total? -70 -135 -175 -700 - CORRECT ANSWER 175 A certain cessation program was organized for 623 employees of a company, and 216 successfully stopping smoking. What was the approximate ratio of success to failures? -1 to 2 -2 to 3 -3 to 1 -4 to 2 - CORRECT ANSWER 1 to 2 If X and Y are odd, which expression must be odd? - X+Y - X-Y - X-Y+2 - X-Y+1 - CORRECT ANSWER X-Y+1 An insecticide label specifics a dilution ratio of 1 1/2 teaspoons of insecticide per gallon of water. How much insecticide should be added to a one-half gallon of water? -1/8 treaspoon. -1/2 teaspoon -3/4 teaspoon -3 teaspoons - CORRECT ANSWER 3/4 teaspoon What is the reciprocal of 2 3/4? - 4/11 - 4/6 -1 1/4 - 3 1/3 - CORRECT ANSWER 4/11 2 3/5 x 3/4 = -1 19/20 -2 9/20 -4 1/3 -6 9/20 - CORRECT ANSWER 2 9/20 -Marked wrong, but says it's the correct answer If 1 quart= 0.9 liters, how many quarts are there in 18 liters? -0.5 quarts -16.2 quarts -20 quarts -23.6 quarts - CORRECT ANSWER 20 quarts Factor 6x^2+x-12 into two binomial terms. -(2x-4)(3x+3) -x(6x+1)-12 -(3x+4)(2x-3) -(2x+3)(3x-4) - CORRECT ANSWER (2x+3)(3x-4) An ideal gas occupies a volume of 0.50 liter (L) at a pressure of 0.20 atmosphere. What volume will the gas occupy at 0.40 atmosphere if the temperature remains constant? -0.25 L -0.50 L -1 L -2 L - CORRECT ANSWER 0.25 L A room measures 12 1/2 feet on each side. How many square feet of carpeting will be needed to completely cover the floor? -25 -50 -144 1/4 -156 1/4 - CORRECT ANSWER 156 1/4 2/5 + 3/10= -1/3 -1/2 -7/10 -1 1/5 - CORRECT ANSWER 7/10 The perimeter of a rectangle is 240 inches. If the length is twice the width, what are the dimensions of the rectangle? -60 inches x 120 inches -30 inches x 80 inches -30 inches x 60 inches -40 inches x 80 inches - CORRECT ANSWER 40 inches x 80 inches What number is 29% of 150? -517.24 -43.5 -19.33 -5.17 - CORRECT ANSWER 43.5 If 15 out of every patients admitted to a hospital remain longer than a week, how many of the 2,800 admissions in a given year were released within one week? -210 -453 -2,590 -2,644 - CORRECT ANSWER 2,590 What is 1 3/5 squared? -1 9/10 -1 9/25 -2 1/5 -2 14/25 - CORRECT ANSWER 1 9/25 -Marked wrong, but says it is the correct answer A car requires 4 quarts of oil, but only liters are available. When the engine is filled to capacity with oil, how much, in liters, will be left? (1qt= 0.946L) -3.784 -0.946 -0.216 -0.054 - CORRECT ANSWER 0.216 A patient's room is 10 feet wide and 15 ft long. If all rooms are built to the same proportions, what is the length of a room that is 18 ft wide? -12 ft -23 ft -27 ft -30 ft - CORRECT ANSWER 27 ft A gear wheel with 9 teeth plays into a gear wheel with 27 teeth. When the smaller wheel has made 42 revolutions, how many revolutions has the larger wheel made? -14 -16 -120 -126 - CORRECT ANSWER 14 Compute: -374 -(-715) - -1,089 - -341 - 341 - 1,089 - CORRECT ANSWER 341 .03% of 1,500 is -500 -45 - 0.45 - 0.15 - CORRECT ANSWER 0.45 What percent of 125 is 375? -33.33% -250% -300% -468.75% - CORRECT ANSWER 300% How many miles equal 2.75 km? (1 km=0.6 mi) -1.65 -2.15 -3.35 -4.58 - CORRECT ANSWER -1.65 On a final exam, a student received 96 problems correct out of the 120 total problems. What percentage of the problems did she get incorrect? -10% -20% -40% -80% - CORRECT ANSWER 20% Those who will not be present must vote by -Rote -Intonation -Orientation -Proxy - CORRECT ANSWER Proxy After watching the sun set over the lake, the couple felt very serene. Serene means -Comfortable -Calm -Happy -Romantic - CORRECT ANSWER Calm Conjured as used in paragraph one means -Conferred -Swept -Intertwined -Imagined - CORRECT ANSWER Imagined The actor that won the award was a neophyte. Neophyte means -Novice -Favorite -Long shot -A veteran - CORRECT ANSWER Novice The rats in the experiment were mated with teetotaling females. Teetotaling means -Ovulating -Abstaining from alcohol -In a drunken state -Adolescent - CORRECT ANSWER Abstaining from alcohol The gift made it possible for the hospital to build a new wing. The gift must have been -Substantial -Meager -Subtle -Primary - CORRECT ANSWER Substantial The child's cry was plaintive. Plaintive means -Loud -Irritating -Endearing -Mournful - CORRECT ANSWER Mournful During the earthquake the ground began to undulate. The ground must have -Broken apart -Been uplifted -Had wave-like motions -Developed many cracks - CORRECT ANSWER Had wave-like motions The visiting executive observed with bemusement that the only available hotel room was located next to the service elevator. Bemusement means -Benevolence -Bewilderment -Belligerence -Belittlement - CORRECT ANSWER Bewilderment An opening that permits light to enter is called -A duct -A pathway -A cynosure -An aperture - CORRECT ANSWER An aperture As they canoed down the river, the boat hit an eddy. An eddy is a -Whirlpool -Waterfall -Rapid -Ripple - CORRECT ANSWER Whirlpool As part of the human immune response, which of these cells are responsible for producing antibodies? -Lymphocytes -Helper cells -Suppressor cells -Macrophages - CORRECT ANSWER Lymphocytes If the night temperature drops 50 degrees, the roadrunner's internal energy-conservation permits a lowering of body temperature to -101 degrees F -98 degrees F -94 degrees F -90 degrees F - CORRECT ANSWER 94 degrees F The region of the brain most concerned with coordinating somatic motor function is the -medulla oblongata -cerebellum -hypothalamus -cerebrum - CORRECT ANSWER cerebellum The weight of an adult human in newtons(N) is closest to -0.5 N -5 N -50 N -500 N - CORRECT ANSWER 500 N To determine the optimum conditions for the activity of a digestive enzyme, it would be necessary to test its activity over a range of -temperature -temperature and pH -pH and substrate concentration -temperature, pH and substrate concentration - CORRECT ANSWER temperature, pH and substrate concentration When a population is in Hardy- Weinberg equilibrium, which of these conditions must be present? -The population is very small -The population is isolated from other populations -Natural selection -Net mutations - CORRECT ANSWER The population is isolated from other populations Which of these could be stopped by a sheet of paper? -Alpha particle -Beta Particle -Gamma Ray -Cosmic Ray - CORRECT ANSWER Alpha particle Which of these organisms might be found in contaminated well water? -Aspergillis -Porifera -Giardia -Spirochete - CORRECT ANSWER Giardia If 30% of x=60, then x= -200 -280 -50 -18 - CORRECT ANSWER 200 2562/13= -24 -204 -240 -2040 - CORRECT ANSWER 204 The concentration of allergens in an experimental sample of air is one part per billion. Which of these mathematical notations represents this concentration? -1.0x10^-11 -1.0x10^-9 -1.0x-10^-7 -1.0x10 - CORRECT ANSWER 1.0x10^-9 .03% of 1,500 is -500 -45 -0.45 0.15 - CORRECT ANSWER 0.45 A certain intravenous tubing apparatus releases 60 drops of fluid per minute. How many drops will be released in 2 1/2 minutes? -150 -122 -120 -24 - CORRECT ANSWER 150 A baby fell asleep at 7:55 PM and slept for 6 3/4 hours. When did the baby wake? -2:10 AM -2:30 AM -2:40 AM -3:10 AM - CORRECT ANSWER 2:40 AM Carol runs 2.6 miles each weekday morning before going to work to prepare for a marathon race. If the race is approximately 26 miles, what percent of the distance does Carol run each week? -10% -20% -40% -50% - CORRECT ANSWER 50% A commercial popcorn machine makes 12 pounds of popcorn, which can fill __ 4-ounce bags -24 -36 -40 -48 - CORRECT ANSWER 48 A uniform top costs $15.75. If a student gives the clerk $50.000 for three tops, how much chain will the student receive? -$47.25 -$34.25 -$14.85 -$2.75 - CORRECT ANSWER $2.75 In Europe, a road sign indicates that the next town is 85 kilometers away. How far is this in miles? (1 km= 0.62) -137.1 -112.4 -96.71 -52.7 - CORRECT ANSWER 52.7 Zero can never be used as a -Dividend -Multiplicand -Divisor -Quotient - CORRECT ANSWER Divisor Maurice poured out the tepid cup of tea. Tepid means -Tasteless -Lukewarm -Bitter -Stale - CORRECT ANSWER Lukewarm The landlord's corpulent frame appeared in the doorway. Corpulent means -Military -Fleshy -Sturdy -Lanky - CORRECT ANSWER Fleshy The girl displayed the same insolent behavior as her father. Insolent means -Strange -Rude -Fearful -Shy - CORRECT ANSWER Rude The pathologist engaged in acrimonious debate over the nature of the disease. Acrimonious means -Bitter -Cacophonous -Lengthy -Zealous - CORRECT ANSWER Bitter A meeting at which several speakers deliver short speeches on a particular topic is called -a symposium -a cabinet -an orientation -an indoctrination - CORRECT ANSWER A symposium How must current is drawn by a light bulb that a resistance of 100 R with a voltage of 110 V? (V=IR) -1.1 amperes -90 amperes -210 amperes -11,000 amperes - CORRECT ANSWER 1.1 amperes Most internal gas exchanges in the human respiratory tract occurs across the capillaries of which of these structures? -Trachea -Alveoli -Bronchus -Nasal passages - CORRECT ANSWER Alveoli The extension of a neuron that carries the impulse to another cell is called -a cyton -a synapse -a dendrite -an axon - CORRECT ANSWER an axon Which of these finding suggests a serious illness from a urinalysis? -Absence of glucose or protein -Presence of urea and mineral salts -Presence of glucose and protein -Presence of urea and absence of glucose - CORRECT ANSWER Presence of glucose and protein Which of these is an example of a simple machine? -Lever -Pulley -Inclined plane -All of the above - CORRECT ANSWER All of the above Which of these structures contains valves to prevent blood from flowing in the wrong direction? -Veins -Arteries -Capillaries -Lymph ducts - CORRECT ANSWER Veins An unknown gas is more dense than air, does not support combustion, and turns a limewater solution cloudy. This gas is most probably -Ammonia -Methane -Carbon dioxide -Hydrogen - CORRECT ANSWER carbon dioxide All the glucose filtered from the blood in the glomerulus into the Bowman's capsule of the kidney nephron is returned to the tissue fluid while passing along the proximal tubule. The rapid return is effected by the process of -osmosis -phagocytosis -pinocytosis -active transport - CORRECT ANSWER active transport Anaerobic respiration occurs in muscle tissue when it cannot get sufficient oxygen to function aerobically. Which of these conditions if most likely to directly result from this? -Necrosis -Cramps -Bleeding -Swelling - CORRECT ANSWER Cramps The function of the myelin sheath that surrounds many neurons is to -prevent meningitis -slow the rate of impulse transport -increase the flow of ions into the axon -increase the rate of impulse transport - CORRECT ANSWER increase the rate of impulse transport When steel wool (mostly iron) burns, its mass increases. The best explanation of this observation is that -hot iron has more mass than cold iron -the iron oxide formed has more mass than the iron alone -the iron is magnetized by the burning process -the iron changes to another allotropic form - CORRECT ANSWER the iron oxide formed has more mass than the iron alone When your muscles atrophy, they -waste away -stiffen up -become fatigued -gain strength - CORRECT ANSWER waste away Which human body system does meiosis occur in? -Digestive -Reproductive -Nervous -Circulatory - CORRECT ANSWER Reproductive A lens that focuses distant light to a single point is known as a -converging lens -diverging lens -concave lens -prismatic lens - CORRECT ANSWER converging lens Compounds with the same type and number of atoms and the same chemical bonds but different spatial arrangements of these bonds and atoms are called -structural isomers -linkage isomers -opitcal isomers -geometrical isomers - CORRECT ANSWER structural isomers The calorie and the kilocarie are units of -energy -power -force -temperature - CORRECT ANSWER energy The meiotic division of the cells lead to the production of cells that -are exactly like their parents -contain half the usual number of chromosomes -will give rise to different types of white blood cells -will double the usual number of chromosomes - CORRECT ANSWER contain half the usual number of chromosomes Which of these units is associated with magnitude, but not direction? -Force -Time -Velocity -Acceleration - CORRECT ANSWER Time The diameter of the low power field of a certain microscope is 1.6 millimeters. The diameter of a cell that is half the diameter of the field is -1,600 microns -1,000 microns -800 microns -500 microns - CORRECT ANSWER 800 microns A packet of ground beef weighs 2.36 pounds and costs $1.99 per pound. What is the price of the beef to the nearest cent? -$3.86 -$3.94 -$4.69 -$4.70 - CORRECT ANSWER $4.70 17 out of 25 children in a pediatrics ward are under 1 year old. Express this fraction as a percentae. -0.17% -0.68% -17.25% -68% - CORRECT ANSWER 68% Aunt Tillie was known as the family interloper. Interloper means -matchmaker -troublemaker -gossip -meddler - CORRECT ANSWER meddler The mother would not listen to her little boy's begging and pleading for another cookie. She would not listen to his -imprudence -banter -compliance -entreaty - CORRECT ANSWER entreaty Many were left destitute after the tornado. Destitute means -injured -worried -abominable -needy - CORRECT ANSWER needy After the awards ceremony, he was rather indignant. Indignant means -angry -humble -grateful -proud - CORRECT ANSWER angry Her clothes and jewelry looked cheap and showy. Her outfit was -Discerning -Scintillating -Caustic -Tawdry - CORRECT ANSWER Tawdry While grace filled the pool with water, we played a game of pool. The two words spelled pool are -homonyms -synonyms -acronyms -antonyms - CORRECT ANSWER homonyms The guide could handle everything but the visitors derision. Derision means -ridicule -cynicism -tardiness -duplicity - CORRECT ANSWER ridicule The newspaper columnist wrote very succinctly. Succinctly means -verbosely -concisely -elegantly -sarcastically - CORRECT ANSWER concisely The crowning of a new king is called a -celebration -benediction -coronation -nomination - CORRECT ANSWER coronation The auditors reviewed the records and reported their finding. An auditor is someone who is authorized to -consult on personnel problems -conduct periodic examinations of accounts -analyze statistical data -evaluate written testimony - CORRECT ANSWER conduct periodic examinations of accounts Their selection was done in a random way. Random means -systematic -careful -haphazard -biased - CORRECT ANSWER haphazard If the people of a certain region are imperiled, they are -enlightened -endangered -exploited -enfranchised - CORRECT ANSWER endangered A writer of many books could be described as -prolific -taciturn -pragmatic -ethereal - CORRECT ANSWER prolific A secret political group is called a -junta -cabal -synod -caucus - CORRECT ANSWER cabal Human testes produce -Eggs -Follicle Stimulating hormone -Growth hormone -Spermatozoa - CORRECT ANSWER Spermatozoa In diagnostic testing, the electroencephalogram permits the physician to -examine the impulses of the specialized muscle cells of the heart -examine the impulses of the nerve cells within the brain -measure the pressure within the eye -measure the amount of air upon exhalation - CORRECT ANSWER Examine the impulses of the nerve cells within the brain In varieties of matter, the term heterogenous may be applied to -elements, but not compounds -compounds, but not elements -compounds and elements, but not mixtures -mixtures, but not elements or compounds - CORRECT ANSWER mixtures, but not elements or compounds Periodontitis is an inflammatory condition of the -Gum tissue that surround the neck of each tooth -Pulp that contains nerve cells and blood vessels of the tooth -Dentin that surrounds the soft part of a tooth -Enamel that provides a hard surface for chewing - CORRECT ANSWER Gum tissue that surrounds the neck of each tooth Which of these factors is a variable in Cicero and Wozniak's research? -Children of human nonalcoholic parents -Pregnant women who drink -Rodent female offspring -Liquid diet of 6% alcohol. - CORRECT ANSWER Liquid diet of 6% alcohol The voice of the orator was loud and clear. Orator means -Storyteller -Poet -Preacher -Public Speaker - CORRECT ANSWER Public speaker One of the benefits of a college education is learning how to -cogitate -emanate -prevaricate -capitulate - CORRECT ANSWER cogitate The only word she could use to describe her father was aloof. Aloof means -Distant -Alone -Harsh -Familiar - CORRECT ANSWER Distant A person who was in an auto accident has formed a blood clot at the site of the injury. One event that can lead to formation of a blood clot is that -red blood cells release hemoglobin -bone marrow cells decrease platelets production -white blood cells release antibodies -ruptured platelets release thromboplastin - CORRECT ANSWER ruptured platelets release thromboplastin Whole blood of type AB can be transfused to people with which of these types of blood ? -O only -A and B only - AB only - A,B, AB and O - CORRECT ANSWER AB only Which of these measurements shown the normal BP values for a testing adult patient? -129/95 mm Hg -120/80 mm Hg -100/80 mm Hg -72/120 mm Hg - CORRECT ANSWER 120/80 mm Hg Iodized salts is used to prevent a human condition known as -Rickets -Goiter -Scurvy -Beri-beri - CORRECT ANSWER Goiter The organ that filters metabolic waste from the blood is the -Small intestine -Liver -Kidney -Stomach - CORRECT ANSWER Kidney Enzymes that are involved in biochemical reactions are organic -Colloids -Catalyst -Cathodes -Constants - CORRECT ANSWER Cataylst The force of gravity on an object is that object's -Mass -Weight -Inertia -Density - CORRECT ANSWER Weight Which of these structures contains valves to prevent blood from flowing in the wrong direction? -Veins -Arteries -Capillaries -Lymph ducts. - CORRECT ANSWER Veins The inherited factors that are transmitted in an organism from generation to generation are calls its -Homozygote -Heterozygote -Genotype -Phenotype - CORRECT ANSWER Genotype Which of these sequences of anatomic organization, from the simplest level to the most complex, is the correct sequence? -From tissue, organ, organ system to organism. -From organ system, organ, tissue to organism. -From tissue, organ system, organ to organism. -From organ, organ system, tissue to organism. - CORRECT ANSWER From tissue, organ, organ system to organism. Which of these single instruments may be used to measure the current flowing through a circuit? -A voltmeter -An ammeter -A potentiometer -An ohmmeter - CORRECT ANSWER An ammeter All of these groups of land plants produce seeds EXCEPT -Perennial flowering plants, such as peonies and asters -Deciduous trees, such as maples and oaks -Moist forest plants, such as mosses and ferns -Evergreen trees, such as pines and spruces - CORRECT ANSWER Evergreen trees, such as pines and spruces. Muscles are attached to bone by which of these structures? -Cartilage -Ligament -Capsula -Tendon - CORRECT ANSWER Tendon The watt is a unit of -energy -force -displacement -power - CORRECT ANSWER power Which of these is the correct sequence of chambers through which blood flows in the human heart and lungs? -Right ventricle; right atrium; lungs; left atrium; left ventricle -Right atrium; right ventricle; lungs; left atrium; left ventricle -Left ventricle; left atrium; lungs; right atrium; right ventricle -Left atrium; left ventricle; lungs; right atrium; right ventricle - CORRECT ANSWER Right atrium; right ventricle; lungs; left atrium; left ventricle The energy associated with an object's position is termed -kinetic energy -thermal energy -photon energy -potential energy - CORRECT ANSWER potential energy The full set of genes in an individual is known as -specific DNA -the human genome -a chromosomal pattern -cellular identity - CORRECT ANSWER the human genome A substance composed of similar atoms(numbers of protons is the same for all) that can be broken down chemically is a(n). -Compound -Homogeneous mixture -Element -Heterogeneous mixture - CORRECT ANSWER Element Quantum physics proposes that light is composed of quanta called -rays -netwons -atoms -photons - CORRECT ANSWER Photons __ is the change in position relative to a frame or reference. - CORRECT ANSWER motion A ___ is a rhythmic disturbance that travels through matter or space - CORRECT ANSWER wave A ____ is a wave in which matter vibrates at right angles to the direction in which it travels - CORRECT ANSWER transverse wave A _____ is a wave in which matter vibrates back and forth along the path that the wave travels - CORRECT ANSWER longitudinal wave _____ is motion that repeats itself over and over again, such as the motion of a pendulum - CORRECT ANSWER periodic motion A _____ is motion that repeats itself at regular intervals and that transfers energy but not mass - CORRECT ANSWER periodic wave The time it takes for the motion to repeat itself is measured in seconds and it called ___ - CORRECT ANSWER periods The ______ of a wave tells us how often a cycle repeats itself in a specific time unit - CORRECT ANSWER frequency Frequency is often measured in ____-equivalent to cycles per second - CORRECT ANSWER hertz (Hz) ____ refers to the maximum distance a wave rises or falls as it travels - CORRECT ANSWER amplitude The ___ of a transverse wave is the maximum upward displacement - CORRECT ANSWER crest The ___ is the maximum downward displacement - CORRECT ANSWER trough The ____ of a transverse wave is the distance between two successful crests - CORRECT ANSWER wavelength ____ is the frequency of the wave times the wavelength - CORRECT ANSWER wave speed Bending waves around an obstacle - CORRECT ANSWER diffraction how waves react with one another when they go through the same portion of a medium at the same time is called ___ - CORRECT ANSWER interference _____ between two systems occurs when the vibration of one system results in the vibration of the other system at the same frequency - CORRECT ANSWER resonance Light waves are made up of streams of ____, or tiny packets of energy - CORRECT ANSWER photons Light waves are called _____ because the moving photons generate electric and magnetic fields - CORRECT ANSWER electromagnetic waves ___, only a small part of the electromagnetic spectrum, is the portion that is visible to the human eye - CORRECT ANSWER visible light The complete spectrum of light, arranged in orders of their wavelengths - CORRECT ANSWER electromagnetic spectrum The ___ pitch of a sound wave has to do with the frequency - CORRECT ANSWER pitch High-frequency sound waves have ___ - CORRECT ANSWER high pitch Low-frequency sound waves have ____ - CORRECT ANSWER low pitch The _____ of a sound wave is determined by its amplitude - CORRECT ANSWER loudness The _____ occurs whenever there is relative motion between the source of waves and the observer - CORRECT ANSWER Doppler effect The type of surface that light strikes determines the kind of _____ - CORRECT ANSWER reflection ___ is the bending of light rays as they pass from one medium to another because light moves at different speeds through different mediums - CORRECT ANSWER refraction A prism is a piece of glass that separates light into its component colors- this is called ___ - CORRECT ANSWER dispersion A ____is any transparent material that refracts light - CORRECT ANSWER lends A lens that is thicker in the center than it is at the edges is a ____ - CORRECT ANSWER convex lens The ____ is the point at which the light rays meet - CORRECT ANSWER focal point A ____ is thicker at the edges than it is in the middle - CORRECT ANSWER concave lens particles with no charge - CORRECT ANSWER neutrons particles with a positive charge - CORRECT ANSWER protons particles with a negative charge - CORRECT ANSWER electrons ____ law applies to this force of attraction and repulsion between particles - CORRECT ANSWER Coulomb's law force of attraction - CORRECT ANSWER magnetism ____ exist whenever electric charges are moving - CORRECT ANSWER magnetic fields when moving charges are in a wire that loops, a ____ results - CORRECT ANSWER torque A ___ is a device that converts mechanical energy, such as water coming down a waterfall, into energy - CORRECT ANSWER generator ____ can be compared to the gravitational force associated with an object's position; because of the force - CORRECT ANSWER electrical potential energy ____ is the change in electrical potential energy - CORRECT ANSWER potential difference The device that changes the potential difference of electricity is called a ___ - CORRECT ANSWER transformer ____ another term for potential difference, is a measure of the electrical energy available - CORRECT ANSWER voltage A ___ is a device that measures the potential difference between two points in an electric circuit - CORRECT ANSWER voltmeter Electricity moving through a circuit is called a ___ - CORRECT ANSWER current An ___ is the unit used to measure electrical current - CORRECT ANSWER ampere An ____ is a device that measure the current going through any specific point on the circuit - CORRECT ANSWER ammeter The way by which the ability to flow through a circuit is limited is a ___, which lowers voltage - CORRECT ANSWER resistor A ____ has all its resistors in a row so that all current must travel through all resistors - CORRECT ANSWER series circuit In a ____, all the resistors are arranged side by side, so that they are all at the same voltage - CORRECT ANSWER parallel circuit Electrical ___ is equal to the voltage times the current - CORRECT ANSWER power Power is expressed as ___ - CORRECT ANSWER watts Mass difference-represents the energy in the bonds holding the nucleus together - CORRECT ANSWER mass defect Giving off energy in the form of alpha and beta is known as _____ - CORRECT ANSWER radioactivity The spontaneous change in the nucleus of an atom is known as ___ - CORRECT ANSWER radioactive decay The conversion of one element into another element is referred to as ____ - CORRECT ANSWER transmutation When a radioactive nucleus goes through a transmutation, it is called a ____ - CORRECT ANSWER nuclear reaction In _____, the nuclei of several light atoms combine to form a single heavy nucleus with a release of energy - CORRECT ANSWER fusion In ____, a heavy nucleus splits into two main pieces with the release of a huge amount of energy - CORRECT ANSWER fission the only theory that can accurately explain the behavior of light-which asserts that behavior of light is actually an interesting combination of particles and waves - CORRECT ANSWER quantum theory An example that illustrates this wave-particle duality is the _____ - CORRECT ANSWER photoelectric effect when a light wave strikes metallic surfaces, electrons are emitted-means that an atom loses an electron and becomes an ion - CORRECT ANSWER ionization Albert Einstein's ______, consequence of this theory is the identification of the existence of an upper limit on velocity-speed of light is absolute-the upper level is the fastest any particle can travel - CORRECT ANSWER theory of relativity