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The movement of bone away from the midline of the body is called what? A. continuation B. extension C. spring D. flexion Answer:
B
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What occurs when so much water enters a stream or river that it overflows its banks or when deep snow melts very quickly in spring? A. storm B. drought C. avalanche D. flooding Answer:
D
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What is the cause of the “heartburn” that occurs when acidic digestive juices escape into the esophagus? A. acid pressure B. acidic buildup C. acid reflux D. toxic reflux Answer:
C
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By 180 million years ago, pangaea began to do what? A. break up B. combine C. grow D. freeze Answer:
A
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What has a single voltage source and a single resistor A. stuff circuit B. complex circuit C. simple circuit D. pattern circuit Answer:
C
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What property is associated with the number of reactant molecules involved in an elementary step? A. Molecules B. pollenation C. kilocalorie D. molecularity Answer:
D
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During an earthquake, wet soils become like what? A. rock B. water C. sand D. quicksand Answer:
D
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What helps sound travel in waves? A. speaker placements B. molecules C. temperatures D. gases Answer:
D
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What kind of relationship between glucagon and insulin is vital to managing fuel storage and consumption by body cells? A. commensalism B. opportunistic C. antagonistic D. sympathetic Answer:
C
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The yellowstone hot spot is a famous example of a what? A. form hot spot B. continental hot spot C. deeper hot spot D. oceanic hot spot Answer:
B
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Ionic compounds take on the form of extended three-dimensional arrays of cations and what else? A. crystals B. anions C. oxides D. electrons Answer:
B
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Electric generators convert what type of energy to electric energy? A. thermodynamic energy B. fluid energy C. electromagnetic energy D. mechanical energy Answer:
D
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What can autographs do that heterotrophs cannot do? A. make their own air B. make their own food C. live without water D. live without sleep Answer:
B
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The primary amine in which the nitrogen atom is attached directly to a benzene ring has a special name, what is it? A. aniline B. nitrate C. cyanide D. aldehyde Answer:
A
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What is formed when each sodium atom donates its single valence electron to a chlorine atom? A. nitrogen chloride B. carbon chloride C. sodium chloride D. trioxide chloride Answer:
C
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The fujita scale measures the intensity of what weather event, based on wind speed and damage? A. sandstorm B. wind gust C. blizzard D. tornado Answer:
D
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What allows the electrons to move in an electrochemical system. A. conduction B. conductor C. magnetism D. mass Answer:
B
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The simplest type of battery contains what? A. water B. alkaline C. multiple cells D. single cell Answer:
D
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A newborn baby has a soft spot on the top of its head. over the next few months, the soft spot gradually does what? A. hardens B. grows C. weakens D. shrinks Answer:
A
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Microwaves are converted into what kind of energy in a microwave oven? A. thermal energy B. light energy C. solar energy D. mechanical energy Answer:
A
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What is the process of moving air into and out of the lungs called? A. insulation B. hydration C. naturalization D. ventilation Answer:
D
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What plays the same role in rotational motion that force plays in linear motion. A. efficiency B. frame C. fulcrum D. torque Answer:
D
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Ions are charged what? A. protons B. isotopes C. atoms D. molecules Answer:
C
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What occurs when a parent cell splits into two identical daughter cells of the same size? A. fission B. division C. fusion D. diffusion Answer:
A
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What kind of scientist is concerned with facets of geomorphology, topography, vegetation, and climate? A. geophysicist B. atstronomer C. geologist D. soil scientist Answer:
D
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What was the first antiseptic called? A. chlorine B. gasoline C. acid D. phenol Answer:
D
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Which model helps explain molecules with double or triple bonds? A. reactivity model B. salinity model C. hybridization model D. particle model Answer:
C
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Name the plant considered to be the ancestor of plants? A. ferns B. grass C. green algae D. brown algae Answer:
C
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How can bacterial stis usually be cured? A. tylenol B. antiinflammatories C. with antibiotics D. antivirals Answer:
C
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Where do organisms acquire toxic substances from along with nutrients and water? A. movement B. isolation C. reproduction D. environment Answer:
D
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What was the first widely used antibiotic? A. aspirin B. alcohol C. penicillin D. benadryl Answer:
C
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Decay of what provides some of earth's internal heat? A. radioactive compounds B. ionic elements C. radioactive elements D. decaying elements Answer:
C
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Plants are complex organisms with tissues organized into what? A. carbons B. systems C. families D. organs Answer:
D
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What are mammals that lay eggs called? A. kangaroos B. amphibians C. monotremes D. herbivores Answer:
C
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What do monotremes have instead of a uterus and vagina? A. endometrium B. cloaca C. pouch D. urethra Answer:
B
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What part of the body controls the responses of hunger and satiety? A. small intestine B. blood C. heart D. brain Answer:
D
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What kind of reactions absorb energy from their surroundings as they occur? A. autotrophic B. hydrostatic C. exothermic D. endothermic Answer:
D
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Hybrid orbitals are formed only in which type of bonded atoms? A. covalently B. ionically C. partially D. thermally Answer:
A
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Most autotrophs make their "food" through which process, using the energy of the sun? A. oculitis B. atherosclerosis C. photosynthesis D. glycolysis Answer:
C
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Because heating results in a greater fraction of molecules having the necessary kinetic energy to escape the surface of the liquid, what occurs more quickly when liquid is heated? A. expansion B. absorption C. evaporation D. oxidation Answer:
C
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What is the term for a theoretical framework for describing evolutionary change in populations through the change in allele frequencies? A. density genetics B. population genetics C. percent genetics D. total genetics Answer:
B
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In which specific organs are hormonal cells located? A. mammary glands B. endocrine glands C. lymph nodes D. spinal cord Answer:
B
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Found in plants and algae, chloroplasts are the site of what process? A. glycolysis B. transferase C. photosynthesis D. spermatogenesis Answer:
C
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Water behind a dam has potential energy. moving water, such as in a waterfall or a rapidly flowing river, has this? A. residual energy B. compression energy C. thermal energy D. kinetic energy Answer:
D
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What part of the cell helps it keep its shape? A. enzymes B. nucleus C. cytoskeleton D. cytoplasm Answer:
C
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What is the term for crops that are genetically modified with new genes that code for traits useful to humans? A. transgenic B. mutant C. carcinogenic D. embryonic Answer:
A
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What is the rate at which a specific allele appears within a population called? A. allele frequecy B. allele rarity C. trait frequency D. allele commonness Answer:
A
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Memory t cells are long-lived and can even persist for how long? A. days B. lifetime C. minutes D. eons Answer:
B
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What fluid becomes less viscous, allowing for better joint function after stretching? A. cranial B. vertebral C. proximal D. synovial Answer:
D
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Chains of small molecules called nucleotides make up what? A. peptides B. chromosomes C. nucleic acids D. proteins Answer:
C
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What is the preferred method for separating late transition metals from their ores? A. hydrometallurgy B. hydraulics C. purging D. heating Answer:
A
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When na 2 hpo 24 − (the weak acid) comes into contact with a strong base, such as sodium hydroxide (naoh), the weak acid reverts back to the weak base and produces what? A. rock B. plasma C. air D. water Answer:
D
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What system is designed to facilitate the transformation of food matter into the nutrient components that sustain organisms? A. skeletal B. respiratory C. digestive D. tissue Answer:
C
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What are the sporophytes in ferns? A. leaves B. leafy plants C. spores D. cycles Answer:
B
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The measure of how much a given volume of matter decreases when placed under pressure is called? A. compressibility B. elasticity C. malleability D. solubility Answer:
A
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What are two major categories of mutations? A. german and somatic B. plasticity and somatic C. homologous and somatic D. germline and somatic Answer:
D
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Chemical equations in which heat is shown as either a reactant or a product are called what? A. thorium equations B. hydroelectric equations C. thermochemical equations D. feedstock equations Answer:
C
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Clams, oysters, scallops, and mussels are examples of what type of species? A. tortoises B. mammals C. invertebrates D. mollusks Answer:
D
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What is it called when a charge moves against a field? A. force B. power C. work D. momentum Answer:
C
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The as yet undiscovered grand unified theory is a search to unify laws of what branch of science? A. masses B. chemistry C. physics D. genetics Answer:
C
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What basic cell structure is made up of a phospholipid bilayer and two layers of phospholipid molecules? A. cell membrane B. mitochondria C. nucleus D. cell cartilage Answer:
A
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Earthworms and ants possess what type of bodies, which means division into multiple parts? A. elongated B. truncated C. segmented D. elliptical Answer:
C
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Gfci stands for ground-fault circuit what? A. isolates B. inspiration C. interrupter D. infers Answer:
C
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What genetic unit is formed when the dna double helix wraps around proteins and tightly coils a number of times? A. neutron B. gene C. atom D. chromosome Answer:
D
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What are fresh water biomes defined by? A. low salt concentration B. moving water C. high salt content D. animal species Answer:
A
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What is the amount of time a molecule stays in a reservoir known as? A. suitable time B. residence time C. reservoir time D. known time Answer:
B
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What is the study of chemical processes that occur in living things? A. physiology B. biochemistry C. cardiology D. phrenology Answer:
B
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What prohibits knocking out genes? A. genetic considerdations B. ethical considerdations C. professional considerations D. moral considerdations Answer:
B
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The populations that live in the same area form this? A. a community B. a biome C. a habitat D. a colony Answer:
A
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The rate at which an unstable isotope decays is measured in a unit known as what? A. full-life B. staying-life C. half-time D. half-life Answer:
D
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If two chlorine atoms share their unpaired electrons by making a covalent bond and forming cl2, they can each complete their what? A. radiative shell B. hypothesized shell C. valence shell D. electron shell Answer:
C
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How many pairs of upper jaws do insects have? A. six pairs B. two pairs C. three pairs D. four pairs Answer:
B
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Where does the shoot system get the water and minerals that it depends on? A. the seeds B. surrounding plants C. the soil D. the air Answer:
C
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Potential energy is present in objects that are what? A. elastic B. rigid C. unstable D. crystals Answer:
A
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What are flightless birds that are strong swimmers and spend much of their time in the water? A. Cassowaries B. Ostriches C. Emus D. penguins Answer:
D
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What describes how close an estimate is to a known standard? A. frequency B. accuracy C. diversity D. hypothesis Answer:
B
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What is the measure of the energy released when an extra electron is added to an atom? A. electron affinity B. volume affinity C. mass affinity D. neutron affinity Answer:
A
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In what type of population do allele and genotype frequencies not change over time? A. inequilibrium population B. saturation population C. shape population D. equilibrium population Answer:
D
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What bodily substance is formed from cells, and in turn helps make up organs? A. tissues B. muscles C. ligaments D. tendons Answer:
A
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What is the electrode at which reduction occurs called? A. reducthode B. cathode C. anode D. cathine Answer:
B
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Smog is one example of what type of pollution? A. air B. sound C. light D. energy Answer:
A
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What do you call a circuit that consists of one loop, which if interrupted at any point, causes cessation of the whole circuit's electric current? A. dramatic circuit B. constant circuit C. parallel circuit D. series circuit Answer:
D
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What type of input is not required during passive transport? A. pressure B. energy C. cooling D. heating Answer:
B
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Which organ of our body is harmed if you get meningitis? A. lung B. brain C. heart D. spleen Answer:
B
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What is the unique layer of nerve cells covering the cerebrum in mammals' brains called? A. the midbrain B. cerebral cortex C. the neocortex D. the neural Answer:
C
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The direction of the rotation of hurricanes is influenced by which force? A. centrifugal force B. headwind force C. coriolis force D. jetstream force Answer:
C
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The name of which ion always comes first? A. similar ion B. negative ions C. positive ion D. constant ion Answer:
C
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What is the most familiar fibrous protein found in your body? A. keratin B. Actin C. cellulose D. Collagen Answer:
A
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Ice floats because it is less what than liquid water? A. warm B. gaseous C. heavy D. dense Answer:
D
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Where are the pharyngeal slits located? A. nasal cavity B. pharynx C. larynx D. esophagus Answer:
B
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What filters pathogens and worn out red blood cells from the blood? A. the stomach B. the spleen C. the bladder D. the pancreas Answer:
B
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Muscle atrophy due to age is called what? A. pepinia B. nymphomania C. sarcopenia D. Increased Atrophy Answer:
C
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Lead shielding is used to block what type of rays? A. ultraviolet B. toxic C. gamma D. alpha Answer:
C
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What sulfur compound occurs in volcanic gases and in the atmosphere near industrial plants? A. sulfur hydroxide B. nitrogen sulfide C. carbon sulfide D. sulfur dioxide Answer:
D
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What bodily structures consist of the endothelium and its basal lamina? A. fibers B. veins C. capillaries D. muscles Answer:
C
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The extent to which a substance may be dissolved in water or another solvent is known as what? A. turbidity B. humidity C. flexibility D. solubility Answer:
D
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What do you call cellular respiration that does not need oxygen to proceed? A. aerobic respiration B. cellular breathing C. malolactic respiration D. anaerobic respiration Answer:
D
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What is the name for creatures such as bears and humans that eat both consumers and producers? A. insectivores B. omnivores C. paleo diet D. carnivorous Answer:
B
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What are compounds with the same number of carbon and hydrogen atoms called? A. alcohols B. hydrocarbons C. monomers D. isomers Answer:
D
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Developing cars that run on hydrogen gas can help solve our dependence on what? A. food B. nonrenewable fossil fuels C. water D. oxygen Answer:
B
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