NLN Pax Prep questions and answers with verified top solutions 100% correct

NLN Pax Prep questions and answers with verified top solutions 100% correct It is likely that future studies may want to consider: correct answerThe backgrounds or biases of the researchers Some recruits for military service refused to participate in the war. They were: correct answerPacifists The revolutionary government made overtures to the opposition. "Overture" means a: correct answerProposal The auditors reviewed the records and reported their findings. An auditor is someone who is authorized to: correct answerConduct periodic examinations of accounts The weather was "torrid". It was: correct answerScorching If Olga's grandmother had a "benign" expression, the look on her face was: correct answerKindly The treaty ending the war was satisfactory to both countries. When the two governments acted, the treaty was easily correct answerRatified Danny usually spends much more than is necessary. Danny's spending habits are: correct answerExtravagant Brevity is the sole Virtue the official could claim at this point. "Brevity" means: correct answerBriefness Someone who stubbornly persists in pursuing a wrong course despite advice is considered to be: correct answerObdurate The suspect was apprehended by the crowd. The suspect was: correct answerSeized The practice of one man marrying several women is known as: correct answerPolygamy The researcher was studying celestial navigation. "Celestial" means: correct answerHeavenly The inscription was the work of a vandal. A "vandal" is someone who: correct answerDefaces The generals behavior was choleric. Choleric means: correct answerHot-tempered The water permeated the sand in the potted plants. "Permeated" means: correct answerPenetrated The editor rejected the illustrations saying the was too "drab". The illustrations lacked: correct answerLuster The police officer had no qualms about taking on the difficult patrol. "Qualm" means: correct answerApprehensions The hinges on the door were inseparable for repair. They were incapable of being: correct answerDisjoined Those who will not be present must vote by: correct answerProxy Because of her sedentary nature, it was a surprise when she took a training course to become a athletics coach. "Sedentary" means: correct answerPhysically inactive The process of nuclear cell division in the cell reproduction of plants differ from mammal. A major difference is: correct answerCell plates are synthesized The functional group present in all alcohols is the: correct answerHydroxyl group A material that settles out of a reaction is termed a(n): correct answerEmulsion Which of these quantities is a vector quantity? correct answerEnergy A drop of ammonium hydroxide (NH4OH) is placed on one side of a slide containing a large number of swimming paramecium. Under this condition, which of these behaviors of the paramecia will be observed? correct answer-They will eventually all swim away from the ammonium hydroxide.*********WRONG but google says is write Which of these structures of the male reproductive system carries sperm cells from the testes to the lower part of the abdomen? correct answerVas deferens Which of these is an example of an emulsion? correct answerMayonnaise Which of these factors is a variable in the Cicero and Wozniak research? correct answerLiquid diet of 6% alcohol Which of these experiments would be an effective way to determine the distribution of touch receptors in the skin? correct answerHave a blindfolded student tell when a bristle placed lightly against the skin is felt. Which biochemical family do starch and glycogen belong in? correct answerCarbohydrates When two atoms share a pair of electrons, the bond between them is called: correct answerCovalent When three resistors of 10.0 ohms are placed in a series, the total resistance is: correct answer30.0 ohms When a sperm and egg join to form a zygote in humans, what determines the sex of the child that is produced? correct answerThe sperm When a drop of dilute nitric acid is added to water surrounding a hydra, the animal draws in its tentacles. The acid is acting as: correct answerA stimulus When a column of air is vibrating at the same rate as a tuning fork, the process is referred to as: correct answerResonance The scientific name of the wolf is "Canis Lupus." The name indicates the wolfs: correct answerGenus and species The meiotic division of cells leads to the production of cells that: correct answerContain half the usual number of chromosomes. The extension of a neuron that carries the impulse to another cell is called: correct answerAn axon The amplitude of a sound wave is most closely related to its: correct answerLoudness In corn plants, the gene that codes for the presence of chlorophyll is sometimes missing. The resulting seedlings are albino and will not survive. The lethal gene appears in corn populations because: correct answerThe parent plants that produced the seeds carried the recessive gene for the albino trait. In classical physics, light is viewed as part of the electromagnetic spectrum, traveling in the form of transverse waves. Quantum physics proposes that light is composed of quanta called: correct answerPhotons In a study on the effect of cocaine on the brains of rates, two groups of animals were selected. Each day, Group A was injected with the drug dissolved in water, where as Group B was injected with water alone. In such a study Group B is included as: correct answerA control group If blue light emits electrons from a photosensitive surface, then electrons must also be emitted by: correct answerUltraviolet light Energy that is in an object because of its position is called: correct answerPotential energy Ductless glands in the human body secrete: correct answerHormones A substance that increases the speed of a reaction by lowering its activation energy is called: correct answerA catalyst A magician rapidly pulls a tablecloth from a table, leaving the dishes undisturbed. Which of these principles of physics explains this "trick"? correct answerObjects at rest tent to remain at rest. Which part of the human central nervous system controls voluntary movements? correct answerCerebrum Which of the processes is responsible for the recorded production of CO2 by yeast cells from sugar solution? correct answerAnaerobic respiration Which of these particles can only be found in the nucleus of an atom? correct answerProtons and neutrons Which of these organisms use nitrogen directly from the air? correct answerBlue-green algae Which of these hydrocarbons is a member of the benzene family? correct answerToluene Which of these conditions is associated with smoking? correct answerEmphysema Unicellular organism that have a nucleus and can swim with the aid of cilia are examples of: correct answerProtozoan The organ that filters metabolic waste from the blood is the: correct answerKidney bending of a wave around an obstacle is known as: correct answerDiffraction Heat energy is absorbed in which of these phase changes? correct answerBr2 (l) - Br2 (g) In a varieties of matter, the term heterogeneous may be applied to: correct answerMixtures, but not elements or compounds To sterilize a metal probe in the office, a dentist could use a steam sterilizer. If unavailable, the next most effective method to sterilize the instrument would be: correct answerBoiling it in water for 15 minutes In ecological succession, the first living thing to colonize a hitherto barren area is called a: correct answerPioneer organism If the medulla of the brain in a human, which of these conditions would most likely result? correct answerDifficulty in breathing Human testes produce: correct answerSpermatozoa Guard cells which can be found in the leaves of plants are most closely associated with which of these processes? correct answerEvaporation of water from the plant An unknown gas is more dense than air, does not support combustion, and turns a lime-water solution cloudy. This gas is most probably: correct answerCarbon dioxide A woman suddenly chokes on a piece of food and clutches frantically at her throat. An immediate remedy is to: correct answerApply quick, hard pressures successively to her abdomen, just beneath her diaphragm. A student focuses sunlight to a point with a thin converging (convex) lens. Which of these direct measurements can the student make as a result of this experiment? correct answerThe approximate focal length of the lens 1 kilogram (kg) of solid X at 10 degrees C and 1 kg of solid Y at 10 degrees C each absorb 5 joules of heat energy. The final temperatures of X and Y are 15C and 20C, respectively. Compared to X, Y must have a lower: correct answerSpecific heat Which of these processes is used to free contaminated water of bacteria? correct answerTreating it with chlorine. The weight of an adult human in newtons (N) is closest to? correct answer500 N 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. This rapid return is effected by the process of correct answerActive transport If a red light is passed through a dilute solution of chlorophyll solution, the spectrophotometer will determine what amount of transmittance of light? correct answer50-75% Whole blood of type AB can be transfused to people with which of these types of blood? correct answerAB only Which of these substances carries energy within cells and is produced as a result of cellular respiration? correct answerATP Which of these structures contains valves to prevent blood from flowing in the wrong direction? correct answerVeins Which of these organisms has the most complex digestive system? correct answerEarthworms Which of these germ layers gives rise to the skin? correct answerEctoderm Which aspect of a simple machine is represented by the ratio of work output to work input? correct answerEfficiency Which of these arrangements of atoms is found in all alcohols? correct answerC-0H When your muscles atrophy, they: correct answerWaste away When steel wool (mostly iron) burns, its mass increases. The best explanation of this observation is that: correct answerThe iron oxide formed has more mass than the iron alone. The surface of the moon has almost no atmosphere and is one-sixth the gravitational acceleration of the earth. If a feather and a hammer were dropped near the surface of the moon: correct answerThe feather and the hammer would hit the surface at the same time. The physics principle that is primarily used in developing a roller coaster ride is: correct answerCentripetal force The most probably area of study that would show the prevalence of mental illness in mid-Manhattan is that of: correct answerEpidemiology The force of gravity on an object is that object's correct answerWeight The boiling point of liquid nitrogen at one atmosphere pressure is 77K. This temperature is equivalent to: correct answerneg 196 C The "watt" is a unit of: correct answerPower Most internal gas exchanges in the human respiratory tract occurs across the capillaries of which of these structures? correct answerAlveoli If all the second-order consumers within an ecosystem of a region were removed, the most likely short-term effect would be: correct answerAn increase in the number of first-order consumers. 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 correct answerStructural isomers According to the Ideal Gas Equation (PV=nRT), if the temperature and amount of gas are kept constant, what will the effect of an increase in the pressure on the volume of a gas? correct answerAs the pressure increases, the volume decreases. A circuit contains three 3-ohm (W) resistors in series. What is the equivalent resistance of this combination? correct answer9W A cell which manufactures a large amount of protein for export would have an abundance of organelles called: correct answerRibosomes You cut your finger rather deeply while slicing an apple. Which of these action should you take first? correct answerWash the would continuously with cold running water. Within which of these structures of the female reproductive tract is the human egg fertilized? correct answerFallopian tube Within a living cell, the oxygen (O2) from 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: correct answerDiffusion While working in the chemistry laboratory, a student spills hydrochloric acid on her hand. What is the first action this student should take? correct answerFlush her hand with large quantities of water. Which part of the cell structure controls the passage of materials into and out of the cell? correct answerPlasma membrane Which of these temperatures is know as Absolute Zero? correct answer0 K Which of these substances contains a nonpolar covalent bond? correct answerO2 Which of these single instruments may be used to measure the current flowing through a circuit? correct answerAn ammeter Which of these sequences of sequences of anatomic organization, from the simplest level to the most complex, is the correct sequence? correct answerFrom tissue, organ, organ system to organism Which of these qualities is the most closely associated with an object's inertia? correct answerMass Which of these pairs of units measure the same quality? correct answerCalorie and joule Which of these equations best illustrates a synthesis reaction? correct answer2Na + Cl2 - 2NaCl The inherited factors that are transmitted in an organism form generation to generation are called its: correct answerGenotype the atoms of an element with seven valence electrons are most probably classified as: correct answernonmetals Periodontists is an inflammatory condition of the correct answergum tissue that surrounds the neck of the tooth. Iodized salt is used to prevent a human condition known as: correct answergoiter Night blindness in humans is caused by a lack of: correct answerVitamin A In diagnostic testing, the electroencephalogram permits the physician to: correct answerExamine the impulses of the nerve cells in the brain. A person who is in an auto accident has formed a blood clot at the site of the injury. One event that can lead to the formation of a blood clot is that: correct answerRuptured platelets release thromboplastin. A person blows into a straw that is placed in limewater. The limewater becomes cloudy because the person's breath contains: correct answerCarbon Dioxide The Law of Dominance was proposed by which of the following scientists? correct answerMendel A "tincture" is a solution in which: correct answerAlcohol is the solvent Which of these is the correct sequence of chambers through which blood flows in the human heart and lungs? correct answerRight atrium; right ventricle; lungs; left atrium; left ventricle Which human body system does meiosis occur in? correct answerReproductive When three resistors of 10.0 ohms each are placed in a series, the total resistance is: correct answer30.0 ohms When blood is filtered in the kidneys and urine is produced, red blood cells and plasma proteins do not pass through the blood capillaries. This occurs because: correct answerLarge molecules such as blood and plasma proteins do not fit through the permeable membrane, so they cannot enter the tubules in the kidney The amplitude of a sound wave is most closely related to: correct answerLoudness Substance Y is soluble only in non polar solvents and does not conduct electricity, either in the solid and the liquid phases. Y is most probably: correct answerA non polar substance Scientists have discovered that most vertebrates have cone cells in their eyes, which distinguish color in the daylight. The rods are more sensitive to light, but do not distinguish colors. If a mammal is nocturnal: correct answerThere are fewer cones and a greater concentration of rods to collect the minimal light for night vision. Muscles are attached to bones by correct answerTendons In the reaction of iron with water shown below, what coefficient must be placed before the iron (Fe) to balance the reaction? Fe + 4H2O = Fe3O4 + 4H2 correct answer3 Cicero and Wozniak used young rats in their experiment instead of older rats because young rates are: correct answerMore sensitive to alcohol Charles Darwin's theory of evolution suggests that the reason for various differences between species is a result of: correct answerNatural selection A recently discovered species has these characteristics: amniotic eggs, a four chambered heart and a lightweight, honeycombed bones. Which of these ADDITIONAL characteristics is likely to be present? correct answerFeathers for flying 30 students in a class carefully measure the length and width of 20 peanut shells. They also count the number and note the size of the peanuts inside. This information is recorded on various graphs showing the number of nuts and different sizes. The collected evidence of the peanuts gives the students an idea of the extent of: correct answerVariation within a species The inherited factors that re transmitted in an organism from generation to generation are called its: correct answerGenotype The region of the brain most concerned with coordinating somatic motor functions is the: correct answerCerebellum Which of these structures produces sperm cells in human males? correct answerTestes Which of these is NOT an organic compound? correct answerHCl (hydrochloric acid) Which of these findings suggests a serious illness from a urinalysis? correct answerPresence of glucose and protein Which of these could be stopped by a sheet of paper? correct answerAlpha particles When water passes from a region of greater concentration to a region of lesser concentration through selectively permeable membrane, the process is known as: correct answerOsmosis What is the correct sequence in the life cycle of a moth? correct answerEgg, larva, pupa, adult Water freezes at 0C. On the Kelvin temperature scale, this is the equivalent to: correct answer273 K To determine the optimum conditions for the activity of a digestive enzyme, it would be necessary to test its activity over a range of: correct answerTemperature, pH and substrate concentration. The vertical columns of the periodic table of elements are known as: correct answerGroups The second flaw of thermodynamics states that with every spontaneous process, the entropy of the universe: correct answerIncreases Reducing the use of aerosol cans has contributed to the decrease of: correct answerThe destruction of the ozone layer Ganglia are made up of a cluster of correct answerNephrons As an object falls freely near the surface of the earth, its speed increases, representing a transformation of: correct answerPotential energy to kinetic energy Anaerobic respiration occurs in muscle tissue when it cannot get sufficient oxygen to function aerobically. Which of these conditions is the most likely to directly result from this? correct answerCramps All of these groups of land plants produce seeds EXCEPT: correct answerEvergreen trees, such as pines and spruces A quantity that has both magnitude and direction is called a(n): correct answerVector A lab technician has the choice of four different enzymes to use in an experiment that will run at 25C. The optimal temperatures of enzymes using the Kelvin scale are: Enzyme A: 273 K, Enzyme B: 298 K, Enzyme C 310 K. Enzyme D: 325 K. Which enzyme would be the best to use in this experiment? correct answerEnzyme B A gram stain is an important technique used in the laboratory that: correct answerDistinguishes between different kinds of bacterial cell walls. Which of these units is associated with magnitude, but not direction? correct answer*Tried: Force-WRONG Which of these is an example of a simple machine? correct answerAll of the above: Lever, pulley, incline plane Cicero and Wozniak probably decided to restrict their study to male offspring of alcoholic male rats because they wanted to correct answer*Tried -Test generational alcoholism in both sex All living cells contain cytoplasm. Cytoplasm is important because it: correct answer*Tried: -Carries hereditary traits- WRONG When a population is in Hardy-Weinberg equilibrium, which of these conditions must be present? correct answerThe population is isolated from other populations. What is the pH of a solution whose H+ ion concentration is 1 x 10-2 mole per liter? correct answer2 The Pap test can detect cancer in the female reproductive tract at an early stage, requiring cells scraped from: correct answerThe cervix The number of complete waves which pass a point in one second is known as a: correct answerFrequency The function of the myelin sheath that surrounds many neurons is to: correct answerIncrease the rate of impulse transport The energy associated with an objects position is termed: correct answerPotential energy The atomic number of fluorine is 9. How many electrons are contained in the second principle energy level of a fluorine atom in the ground state? correct answer7 If the night temperature drops 50 degrees, the roadrunner's internal energy-conservation permits a lowering of body temperature to correct answer94 F If a person is fasting for 24 hours and ingests no carbohydrates, the liver will provide for the body's need by: correct answerConverting glycogen into glucose. Enzymes that are involved in biochemical reactions are organic: correct answerCatalysts During exercise, a person's respiratory rate increases due to: correct answerAn increase in CO2 concentration in the blood. Coulomb's la is most closely associated with: correct answerElectric charges As part of human response, which of these are responsible for producing antibodies? correct answerLymphocytes An example of an adaptation to prevent water loss in plants is: correct answerWaxy epidermis Amnesia in humans is the loss of memory. Which of these parts of the brain has be affected when someone is suffering from amnesia caused by head trauma? correct answerCerebral cortex A lens that focuses distant light to a single point is known as a: correct answerConverging lens. Unicellular organisms that have a nucleus and can swim with the aid of cilia are examples of: correct answerProtozoans The inherited factors that are transmitted in an organism from generation to generation are called its: correct answerGenotype If the medulla of the brain in a human was damaged, which of these conditions would most likely result? correct answerDifficulty breathing the light sensitive cells of the eye are called rods and condescending. In which of these layers of the eye are they found? correct answerRetina The succession of flora and fauna encountered while climbing a mountain in the northern hemisphere is similar to that found when traveling from the base of the same mountain in which of these general directions? correct answerNorth Which of these Organisms might be found in contaminated water? correct answerGiardia Which of these instruments is used to measure the amount of heat exchanged in a system? correct answerCalorimeter Sodium will react most readily with: correct answerChlorine In order to observe the endoplasmic reticulum in a cell, a scientist would use: correct answerAn electron microscope Within a living cell, the oxygen (O2) from 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: correct answerDiffusion A method for determining the blood alcohol content of a subject is to: correct answerUse a breathalyzer Which of these changes occurs in the kidneys when a person becomes dehydrated? correct answerThe filtration rate of water remains constant and the re-absorption of water increases. Which of these pH values represents the most basic solution? correct answer14 The normal boiling temperature for water is 100 degrees on which of these scales? correct answerCelsius The calorie and kilocalorie are units of: correct answerEnergy At room temperature, which of these substances exists as diatomic molecules? correct answerOxygen If the people of a certain region are "imperiled", they are: correct answerEndangered The young man's gratuitous remarks offended the guest. "Gratuitous" means: correct answerUnwarranted The lawyer found the witness's testimony assailable from certain angles. "Assailable" means: correct answerVulnerable The parents found it difficult to deal with their child's belligerence. "Belligerence" means: correct answerAggressivness Brevity is the sole virtue the official could claim at this point. "Brevity" means: correct answerBriefness The old woman accidentally imbibed her roommate's medicine. "Imbibed means" correct answerDrank Aunt Tillie was known as the family interloper. "Interloper" means: correct answerMeddler The only word she could use to describe her father was aloof. "Aloof" means: correct answerDistant During the earthquake the ground began to "undulate". The ground must have: correct answerHad wave-like motions A conversation between two people ended in a brawl. A "brawl" is a: correct answerNoisy quarrel Items placed side by side are said to be: correct answerJuxtaposed The mother would not listen to her littles boy's begging and pleading for another cookie. She would not listen to his: correct answerEntreaty As they canoed down the river, the boat hit an eddy. An "eddy" is a: correct answerWhirlpool The guide could handle everything but the visitors derision. "Derision" means: correct answerRidicule A writer of many books could be described as: correct answerProlific Her clothes and jewelry looked cheap and showy. Her outfit was: correct answerTawdry The writer gained fame by plagiarizing the content of his novel. "Plagiarize" means to: correct answerSteal The child's cry was plaintive. "Plaintive" means: correct answerMournful The philodendron plant was remarkably resilient. "Resilient" means: correct answerHardy Try as she would, it was impossible to overcome the vociferous style of her colleagues during the discussions. "Vociferous" means: correct answerNoisy The deepening evening shadows falling over the empty stadium cast a spell that was: correct answerSomber The crowning of a new King is called a: correct answerCoronation The hinges of the door were "inseparable" for repair. They were incapable of being: correct answerDisjoined The landlord's corpulent frame appeared in the doorway. "Corpulent" means: correct answerFleshy The students worked diligently in completing the class project. "Diligently" means: correct answerEarnestly While Grace filled the pool with water, we played a game of pool. The two words spelled "pool" are: correct answerHomonyms The visiting executive observed with bemusement that the only available hotel room was located next to the service elevator. "Bemusement" means: correct answerBewilderment The girl displayed the same insolent behavior as her father. correct answerRude When water passes from a region of greater concentration to a region of lesser concentration through a selectively permeable membrane, the process is known as: correct answerOsmosis The full set of genes in an individual is known as: correct answerThe human genome During exercise, a persons respiratory rate increases due to: correct answerAn increase in CO2 concentration in the blood. An example of the most complex level of organization in a frog is the: correct answerRespiratory system A substance composed of similar atoms (number of protons is the same for all) that can not be broken down chemically is a(n): correct answerElement After the rewards ceremony, he was rather indignant. "Indignant" means: correct answerAngry The investors of a lumber market, which included some governmental officials, met in private to make strategic plans to overturn the current governing legislation. Such a group is called a: correct answerCabal If the weather has been stormy, it has been: correct answerInclement The employer thought that Anita's attention to detail was laudable. "Laudable" means: correct answerCommendable The voice of the orator was loud and clear. "Orator" means: correct answerPublic speaker The actor that won the award was a neophyte. "Neophyte" means: correct answerNovice The newspaper columnist wrote very succinctly. "Succinctly" means correct answerConcisely The pathologists engaged in acrimonious debate over the nature of the disease. "Acrimonious" means correct answerBitter A meeting at which several speakers deliver short speeches on a particular topic is called a: correct answerSymposium The bowl was made of pewter. Pewter is a kind of: correct answerPewter Which of these processes occurs at a neuromuscular junction? correct answerImpulse transmission Sugar molecules enter a cell against a concentration gradient by the process of: correct answerActive transport Which of these organ systems does NOT provide for the excretion of substances? correct answer*Tried -Respiratory- WRONG When a drop of nitric acid is added to water surrounding a hydra, the animal draws in its tentacles. The acid is acting as: correct answerA stimulus Water freezes at 0 C. On the kelvin temperature scale, this is the equivalent to: correct answer273 K In classical physics, light is viewed as part of the electromagnetic spectrum, traveling is the form of transverse waves. Quantum physics proposes that light is composed of quanta called: correct answerPhotons How much current is drawn by a light bulb that has a resistance of 100 R with a voltage of 110 V (V = IR). correct answer1.1 amperes Ganglia are made up of a cluster of: correct answerNeurons A gram stain is a important technique used in that laboratory that: correct answerDistinguishes between different kinds of bacterial cell walls. The association of a roadrunner to coyote is that the coyote: correct answer*Tried: Is the mortal enemy of the roadrunner- WRONG A novel that mocks mans industriousness as slavery to machines is an example of: correct answerSatire One of the benefits of a college education is learning how to: correct answerCogitate The housekeeper considered making the beds an odious task. "Odious" means: correct answerDetestable The principle hoped the rally would help foster a sense of esteem with the student body. "Esteem" means: correct answerHigh regard The treaty ending the war was satisfactory to both countries. When the two governments acted, the treaty was easily correct answerRatified The lost the debate because of his diffident delivery. "Diffident" means: correct answerHesitant In the phrase, "boon to farmers," "boon" means: correct answerBlessing Anna was invariably late for her classes. "Invariably" means: correct answerConstantly The building was reduced to rubble. The building was: correct answerDemolished The tiger devoured its prey voraciously. "Voraciously" means: correct answerRavenously To vote by "proxy" is to: correct answerAllow someone to cast your vote The editor rejected the illustrations saying the color was too "drab." The illustrations lacked: correct answerLuster The only word she could use to describe her father was aloof. "Aloof" means: correct answerDistant Because of her sedentary nature, it was a surprise when she took a training course to become an athletics coach. "Sedentary" means: correct answerPhysically inactive The obelisk at the entrance of the burial grounds was an impressive correct answerMonolith The quarrel of the inheritance made the brothers "hostile" to each other. The brothers were: correct answerAlienated The young mans gratuitous remarks offended the guest. "Gratuitous" means: correct answerUnwarranted Maurice poured out the tepid cup of tea. "Tepid" means: correct answerLukewarm A request for volunteer work from his favorite charity was met with Alacrity. "Alacrity" means: correct answerSpeed