TEAS – Science Question Bank 2024 Latest Solution Best For 2024

Mometrix Test Prep Science Questions c. cell shape d. cell stratification - c. cell shape Where is the parathyroid gland located? a. neck b. back c. side d. brain - a. neck How many organ systems are in the human body? a. 12 b. 15 c. 9 d. 11 - d. 11 What are the 11 organ systems in the human body? - circulatory digestive endocrine integumentary lymphatic muscular nervous reproductive respiratory skeletal urinary Which element within the respiratory system is responsible for removing foreign matter from the lungs? a. Bronchial tubes b. Cilia c. Trachea d. Alveoli - b. Cilia Organized from high to low, the hierarchy of the human body's structure is as follows: organism, organ systems, organs, tissues. Which of the following comes next? a. Molecules b. Atoms c. Cells d. Muscle - c. Cells How do you determine the average number of neutrons in one atom of an element? - Subtract the atomic # (# on the periodic table) from the average atomic mass (# on bottom of element) Example: For Bromine (Br), subtract its atomic number (35) from its average atomic mass (79.9) to acquire the average number of neutrons (44.9). How do you determine the number of protons in on atom of a given element? - The number of protons is the same for every atom of a given element and is the element's atomic number. Example: For Zinc (Zn), there are 30 protons. What is the name of the process in the lungs by which oxygen is transported from the air to the blood? a. osmosis b. diffusion c. dissipation d. reverse osmosis - b. diffusion Which gland is responsible for the regulation of calcium levels? a. The parathyroid glands b. The thyroid glands c. The adrenal glands d. The pancreas - a. The parathyroid glands Which section of the digestive system is responsible for water reabsorption? a. The large intestine b. The duodenum c. The small intestine d. The gallbladder - a. The large intestine (ocean- LARGE body of WATER) In your garden, you noticed that the tomato plants did better on the north side of your house than the west side and you decided to figure out why. They are both planted with the same soil that provides adequate nutrients to the plant, and they are watered at the same time during the week. Over the course of a week, you begin to measure the amount of sunlight that hits each side of the house and determine that the north side gets more light because the sunlight is blocked by the house's shadow on the west side. What is the name of the factor in your observations that affected the tomato plants growth? a. The control b. The independent variable c. The dependent variable d. The conclusion - b. The independent variable Which of the following describes one responsibility of the integumentary system? a. Distributing vital substances (such as nutrients) throughout the body b. Blocking pathogens that cause disease c. Sending leaked fluids from cardiovascular system back to the blood vessels d. Storing bodily hormones that influence gender traits - b. Blocking pathogens that cause disease When are the parasympathetic nerves active within the nervous system? a. When an individual experiences a strong emotion, such as fear or excitement b. When an individual feels pain or heat c. When an individual is either talking or walking d. When an individual is either resting or eating - d. When an individual is either resting or eating Which of the following best describes the relationship between the circulatory system and the integumentary system? a. Removal of excess heat from body b. Hormonal influence on blood pressure c. Regulation of blood's pressure and volume d. Development of blood cells within marrow - a. Removal of excess heat from body Once blood has been oxygenated, it travels through the pulmonary veins, through the left atrium, and then through the before entering the left ventricle. a. Tricuspid valve b. Mitral valve c. Pulmonary arteries d. Aorta - b. Mitral valve The part of the human excretory system most responsible for maintaining normal body temperature is the: a. Kidney b. Bladder The respiratory system oxygen and carbon dioxide. c. Liver d. Sweat glands - d. Sweat glands (sweat cools down) A part of which body system controls fluid loss, protects deep tissues, and synthesizes vitamin D? a. The skeletal system b. The muscular system c. The lymphatic system d. The integumentary system - d. The integumentary system (sun hits skin- vitamin D) There are three insects that are being compared under a microscope. As a scientist, you decide that measuring them would be an important part of recording their data. Which unit of measurement would best for this situation? a. Centimeters b. Meters c. Micrometers d. Kilometers - c. Micrometers (very small) a. inhales; exhales b. delivers; expels c. creates; absorbs d. exhales; inhales - b. delivers; expels (carbon dioxide goes out) What is the name for any substance that stimulates the production of antibodies? a. collagen b. hemoglobin c. lymph d. antigen - d. antigen Which of the following cannot exist in RNA? a. Uracil b. Thymine c. Cytosine d. Guanine - b. Thymine In which of the following muscle types are the filaments arranged in a disorderly manner? a. cardiac b. smooth c. skeletal d. rough - b. smooth Which hormone is produced by the pineal gland? a. insulin b. testosterone c. melatonin d. epinephrine - c. melatonin (internal clock) Which of the following best describes a section that divides the body into equal right and left parts? a. Midsagittal b. Coronal c. Oblique d. Frontal - a. Midsagittal In the development of genetic traits, one gene must match to one for the traits to develop correctly. a. Codon b. Protein c. Amino acid d. Chromosome - b. Protein Which of the following is not composed of skeletal muscle? a. Quadriceps b. Uterus c. Triceps d. Gastrocnemius - b. Uterus Which of the following can be found in the dorsal cavity of the body? a. Heart b. Testes c. Stomach d. Spine - d. Spine Which of the following best describes the careful ordering of molecules within solids that have a fixed shape? a. Physical bonding b. Polar molecules c. Metalloid structure d. Crystalline order - d. Crystalline order Which of the following structures move downward during inspiration? a. Lungs b. Diaphragm c. Ribs d. Heart - b. Diaphragm Which of the following describes the transport network that is responsible for the transference of proteins throughout a cell? a. Golgi apparatus b. Endoplasmic reticulum c. Mitochondria d. Nucleolus - b. Endoplasmic reticulum (smooth or rough) During the anaphase of mitosis, the , originally in pairs, separate from their daughters and move to the opposite ends (or poles) of the cell. a. Chromosomes b. Spindle fibers c. Centrioles d. Nuclear membranes - a. Chromosomes Which of the following statements is correct about normal human lung anatomy? a. The right lung has three lobes; the left lung has two lobes b. The right lung has two lobes; the left lung has three lobes c. Both lungs have two lobes d. Both lungs have three lobes - a. The right lung has three lobes; the left lung has two lobes All of the following belong together except: a. Ventricle (heart) b. Alveoli (lung) c. Atrium (heart) d. Septum (heart) - b. Alveoli A(n) is the physical and visible expression of a genetic trait. a. Phenotype b. Allele c. Gamete d. Genotype - a. Phenotype Which system's primary function is to release hormones? a. Cardiovascular b. Endocrine c. Integumentary d. Immune - b. Endocrine The heart is located in which of the following areas? a. Pelvic b. Abdominopelvic c. Abdominal c. Thoracic - c. Thoracic A substance is considered acidic if it has a pH of less than which of the following? a. 12 b. 9 c. 7 d. 4 - c. 7 Which of the following choices best describes the location of the trachea in relation to the esophagus? a. Lateral b. Anterior c. Posterior d. Dorsal - b. Anterior A triple beam balance would show the units of measurement in which form? a. Liters b. Grams c. Meters d. Gallons - b. Grams Which of the following best describes a section that divides the body into equal upper and lower portions? a. Coronal b. Transverse c. Oblique d. Median - b. Transverse Which of the following best describes one of the roles of RNA? a. Manufacturing the proteins needed for DNA b. Creating bonds between the elements that compose DNA c. Sending message about the correct sequence of proteins in DNA d. Forming the identifiable "double helix" shape of DNA - c. Sending message about the correct sequence of proteins in DNA Which of the following do catalysts alter to control the rate of a chemical reaction? a. Substrate energy b. Activation energy c. Inhibitor energy d. Promoter energy - b. Activation energy How many layers of skin do humans have? a. One b. Two c. Three d. Four - c. Three Which item below is part of the circulatory system? a. Kidneys b. Lungs c. Heart d. Stomach - c. Heart Which item below is NOT part of digestive system? a. Stomach b. Brain c. Mouth d. Esophagus - b. Brain Which items below best describes the primary function of the nervous system? a. The nervous system is the center of communication in the body. b. The nervous system is primarily responsible for helping the body breathe. c. The nervous system transports blood throughout the body. d. The nervous system helps the body break down food. - a. The nervous system is the center of communication in the body. Which of the following systems is primarily responsible for helping the body breathe? a. Nervous system b. Circulatory system c. Digestive system d. Respiratory system - d. Respiratory system Which system helps fight illness? a. Immune system b. Digestive system c. Nervous system d. Urinary system - a. Immune system Which item in the following list is NOT one of the major types of bones in the human body? a. Dense bone b. Long bone c. Short bone d. Irregular bone - a. Dense bone Which of the following bone types is embedded in tendons? a. Long bones b. Sesamoid bones c. Flat bones d. Vertical bones - b. Sesamoid bones You and a lab partner will be completing a scientific experiment measuring the mass of chewed gum after one-minute chewing increments. Which lab equipment will you most likely use? a. Triple beam balance b. Anemometer c. Hot plate d. Microscope - a. Triple beam balance Which of the following is not a product of respiration? a. carbon dioxide b. water c. glucose d. ATP - c. glucose Of the following, the blood vessel containing the least-oxygenated blood is: a. the aorta b. the vena cava c. the pulmonary artery d. the capillaries - c. the pulmonary artery Which layer of the heart contains striated muscle fibers for contraction of the heart? a. Pericardium b. Epicardium c. Endocardium d. Myocardium - d. Myocardium Which blood vessel carries oxygenated blood back to the heart? a. Pulmonary veins b. Pulmonary artery c. Aorta d. Superior vena cava - a. Pulmonary veins Mrs. Jones's class conducted an experiment on the effects of sugar and artificial sweetener on the cookie recipe's overall color when baked. What would be the independent variable in the cookie experiment? a. The students should use the same ingredients in both recipes, but bake the cookies with sugar at 450 degrees and those with artificial sweetener at 475 degrees. They should increase the baking time on the artificial sweetener cookies, since the package instructs them to do so. b. The students should use the same ingredients in both recipes, but increase the baking time on the artificial sweetener cookies, since the package instructs them to do so. c. The students should use the same ingredients, same baking temperatures, and same baking time for both recipes. d. The students should use the same ingredients and baking times in both recipes but bake the cookies with sugar at 450 degrees and the artificial sweetener cookies at 475 degrees. - c. The students should use the same ingredients, same baking temperatures, and same baking time for both recipes. Which part of the cell is often called the cell "power house" because it provides energy for cellular functions? a. Nucleus b. Cell membrane c. Mitochondria d. Cytoplasm - c. Mitochondria What function do ribosomes serve within the cell? a. Ribosomes are responsible for cell movement. b. Ribosomes aid in protein synthesis. c. Ribosomes help protect the cell from its environment. d. Ribosomes have enzymes that help with digestion. - b. Ribosomes aid in protein synthesis What is the most likely reason that cells differentiate? a. Cells differentiate to avoid looking like all the cells around them. b. Cells differentiate so that simple, non-specialized cells can become highly specialized cells. c. Cells differentiate so that multicellular organisms will remain same size. d. Cells differentiate for no apparent reason. - b. Cells differentiate so that simple, non-specialized cells can become highly specialized cells. How is meiosis similar to mitosis? a. Both produce daughter cells that are genetically identical. b. Both produce daughter cells that are genetically different. c. Both occur in humans, other animals, and plants. d. Both occur asexually. - c. Both occur in humans, other animals, and plants. In the suburban neighborhood of Northwoods, there have been large populations of deer, and residents have complained about them eating flowers and garden plants. What would be a logical explanation, based on observations, for the large increase in the deer population over the last two seasons? a. Increased quantity of food sources b. Decreased population of a natural predator c. Deer migration from surrounding areas d. Increase in hunting licenses sold - b. Decreased population of a natural predator How do DNA and RNA function together as part of the human genome? a. DNA carries genetic information from RNA to the cell cytoplasm. b. RNA carries genetic information from DNA to the cell cytoplasm. c. DNA and RNA carry genetic information from the cell nucleus to the cytoplasm. d. DNA and RNA do not interact with the cell. - b. RNA carries genetic information from DNA to the cell cytoplasm The majority of nutrient absorption occurs in the: a. mouth b. stomach c. small intestine d. large intestine - c. small intestine What process should the DNA within a cell undergo before cell replication? a. The DNA should quadruple so that daughter cells have more than enough DNA material after cell division. b. The DNA should triple so that daughter cells have three times the amount of DNA material after cell division. c. The DNA should replicate so that daughter cells have the same amount of DNA material after cell division. d. The DNA should split so that daughter cells have half the amount of DNA material after cell division. - c. The DNA should replicate so that daughter cells have the same amount of DNA material after cell division. What basic molecular unit enables hereditary information to be transmitted from parent to offspring? a. Genes b. Blood c. Organs d. Hair - a. Genes Which statement most accurately compares and contrasts the structures of DNA and RNA? a. Both DNA and RNA have 4 nucleotide bases. Three of the bases are the same but the fourth base is thymine in DNA and uracil in RNA. b. Both DNA and RNA have the same 4 nucleotide bases. However, the nucleotides bond differently in the DNA when compared to RNA. c. Both DNA and RNA have 6 nucleotide bases. However, the shape of DNA is a triple helix and the shape of RNA is a double helix. d. Both DNA and RNA have a double helix structure. However, DNA contains 6 nucleotide bases and RNA contains 4 nucleotides bases. - a. Both DNA and RNA have 4 nucleotide bases. Three of the bases are the same but the fourth base is thymine in DNA and uracil in RNA. Which of the following characteristics is part of a person's genotype? a. Brown eyes that appear hazel in the sunlight b. CFTR genes that causes cystic fibrosis c. Black hair that grows rapidly d. Being a fast runner - b. CFTR genes that causes cystic fibrosis Phenotype describes a person's characteristics. - Observable Genotype describes a person's makeup. - Genetic Where is the interstitial fluid found? a. In the blood and lymphatic vessels b. In the tissues around cells c. In the cells d. In the ventricles of the brain - b. In the tissues around the cells Which type of cells secretes antibodies? a. bacterial cell b. viral cell c. lymph cell d. plasma cell - d. plasma cell Chemical C is a catalyst in the reaction between chemical A and chemical B. What is the effect of chemical C? a. Chemical C increases the rate of the reaction between A and B. b. Chemical C decreases the rate of the reaction between A and B. c. Chemical C converts A from an acid to a base. d. Chemical C converts A from a base to an acid. - a. Chemical C increases the rate of the reaction between A and B. What type of molecules are enzymes? a. Water molecules b. Protein molecules c. Tripolar molecules d. Inorganic molecules - b. Protein molecules Which structure controls the hormones secreted by the pituitary gland? a. hypothalamus b. adrenal gland c. testes c. pancreas - a. hypothalamus