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What is another term for a hand lens? A. magnifying glass B. traversing glass C. seeing glass D. projecting glass Answer:
A
The anterior half of the foot is formed by the five what type of bones? A. metatarsal bones B. conidia bones C. conidia bones D. malignancy bones Answer:
A
What adjective describes the movements that propel the feces during elimination? A. hyperplastic B. enzymatic C. convulsive D. peristaltic Answer:
D
What is transferred in an acid-base reaction A. friendly ion B. bonding ion C. hydrogen ion D. calcium ion Answer:
C
What is the largest planet in our solar system? A. uranus B. mars C. earth D. jupiter Answer:
D
What does the ubiquitous generator use to generate currents? A. inertia B. water C. magnetism D. gravity Answer:
C
What prevents soil erosion on a hillside that is being farmed? A. irrigation B. terracing C. slash-and-burn D. no-till farming Answer:
B
What do the external female reproductive structures are collectively referred to? A. endometrium B. vulva C. Clitoris D. cervix Answer:
B
What is another name for collar cells? A. enzymes B. choanocytes C. sporozoans D. clutches Answer:
B
What involuntary muscle is found only in the heart? A. respiratory muscle B. physiological muscle C. cardiac muscle D. digestive muscle Answer:
C
Most sedimentary rocks form from what? A. sediments B. volcanic activity C. glaciers D. erosion Answer:
A
What system serves as the relay between the cns and the internal organs? A. central nervous system B. cellular nervous system C. autonomic nervous system D. limbic nervous system Answer:
C
When pumping blood, the hearts of animals with very long necks must overcome what force? A. evolution B. erosion C. gravity D. friction Answer:
C
The seasonal movements of animals from one area to another is referred to as? A. migration B. hybernation C. mitigation D. echolocation Answer:
A
Falling onto what joint can fracture the distal humerus? A. Foot B. knee C. elbow D. thumb Answer:
C
What term is used to describe the energy reserve carbohydrate of animals? A. lactose B. fructose C. glycogen D. sucrose Answer:
C
What is used to measure current through a resistor? A. ammeters B. spectrographs C. microscopes D. thermometers Answer:
A
When struck, how are the rigid crystals of ionic compounds likely to react? A. shrink B. grow C. bend D. break Answer:
D
What type of matter transmits light without scattering it? A. transparent B. opaque C. reflective D. smooth Answer:
A
What is the term for the unconscious movements controlled by the somatic nervous system? A. tremors B. senses C. reflexes D. mechanisms Answer:
C
What organism captures light energy and converts it to chemical energy inside its cell? A. plants B. autotrophs C. phototrophs D. insects Answer:
C
By applying salt to an icy road, the melting point of the ice is what? A. decreased B. increased C. compounded D. concentrated Answer:
A
How many pairs of chromosomes do human have ? A. 12 pairs B. 19 pairs C. 23 pairs D. 31 pairs Answer:
C
Where do polychaetes live? A. lakes B. the tundra C. great plains D. ocean floor Answer:
D
What term describes a gene or sequence on a chromosome that co-segregates (shows genetic linkage) with a specific trait? A. autosomal B. genetic marker C. analogous effect D. nucleic acid chain Answer:
B
What type of blood vessels carry blood away from the heart? A. arteries B. tubes C. Viens D. Heart Answer:
A
How many millions of years ago did pangaea begin breaking apart? A. 400 B. 500 C. 250 D. 600 Answer:
C
Continental drift also promotes what speciation? A. mutualistic B. macroevolution C. obligate D. allopatric Answer:
D
Which kind of mutations have the most dramatic effect on proteins? A. sight mutations B. cancerous mutations C. nonsense mutations D. arbitrary mutations Answer:
C
When skunks are in danger what do they give off? A. ejected quills B. foul smell C. warning howls D. sweet odor Answer:
B
What kind of reproduction produces genetically identical organisms or clones? A. Prophase I B. Meiosis C. asexual D. Sexual Answer:
C
Oceans help control global warming by absorbing what? A. methane B. ozone C. carbon dioxide D. hydrogen Answer:
C
A phase diagram plots temperature and what else? A. friction B. pressure C. power D. movement Answer:
B
What kind of hormones are derived from cholesterol? A. Antibiotic B. steroid C. synthesis D. germs Answer:
B
Eukaryotic cell division involves mitosis and what? A. electrolysis B. spermatogenesis C. meiosis D. cytokinesis Answer:
D
Why do sodium and chloride ions attract each other? A. like attracts like B. sulfides attract C. magnetism D. opposites attract Answer:
D
What layer of soil, essential for farming, has the highest proportion of organic material? A. topsoil B. subsoil C. humus D. bedrock Answer:
A
What are the organized instructions within dna for making proteins called? A. genomes B. genes C. replicants D. clones Answer:
B
Macrophages, which can swallow and destroy old and dying cells, bacteria, or viruses, are large types of what cells? A. white blood cells B. white brain cells C. dendritic cells D. red blood cells Answer:
A
What is the distance between the nuclei of two identical atoms bonded together called? A. cycle radius B. atomic radius C. bond radius D. sleep radius Answer:
B
What is the term for water that contains one or more dissolved substances? A. sediment solution B. evaporation solution C. aqueous solution D. dilute solution Answer:
C
Gall bladder removal surgery does not seriously affect digestion because ______ is still being produced. A. bile B. saliva C. blood D. plasma Answer:
A
The hepatitis virus attacks only cells of what organ? A. liver B. kidney C. brain D. lungs Answer:
A
A rusty bike has been left outside in damp weather too many times, so the iron in the metal parts have? A. rusted B. decayed C. melted D. eroded Answer:
A
What two layers is the skin made of? A. respiration and dermis B. epidermis and dermis C. layers and dermis D. Blood and dermis Answer:
B
What are the three major types of blood vessels? A. arteries, capilaries, tubes B. sculptures , veins , capillaries C. arteries, veins, capillaries D. arteries , pups , capillaries Answer:
C
What is the name of the protective layer of gases that surrounds the earth and blocks harmful rays from the sun? A. the coma B. the corona C. the atmosphere D. the protector Answer:
C
What are colonies of cells stuck to a surface called? A. biofilms B. cellular coating C. membranes D. membranes Answer:
A
Trichomoniasis is cause by what type of pathogen? A. bacteria B. virus C. protozoa D. worm Answer:
C
An increase in what, across the periodic table, explains why elements go from metals to metalloids and then to nonmetals? A. temperature B. protons C. neutrons D. electrons Answer:
D
How many pairs of chromosomes are in the human genome? A. 21 B. 24 C. 23 D. 13 Answer:
C
What measure is resorted to by people who wish to screen out genetic abnormalities in the fetus? A. stem cell therapy B. in vitro fertilization C. prenatal testing D. contraceptive use Answer:
C
Who built the first telescope? A. newton B. copernicus C. brahe D. galileo Answer:
D
Water can be boiled to kill giardia and most other what? A. parasites B. pathogens C. germs D. bacteria Answer:
B
What do you call mixtures of ash and water that travel down river valleys? A. lahars B. pollutants C. debris D. mud slides Answer:
A
Why do homonuclear diatomic molecules have zero dipole moment? A. at homeostasis B. no difference in electronegativity C. no electrical attraction D. no activation energy Answer:
B
The types of white blood cells that arrive at an inflamed site depend on the nature of what? A. skin color B. blood type C. genes D. injury or infection Answer:
D
In what season are temperature inversions more common? A. autumn B. winter C. summer D. spring Answer:
B
Are thunderstorms more likely where the ground temperatures are extremely high or extremely low? A. somewhat high B. somewhat low C. extremely high D. extremely low Answer:
C
What type of diseases in humans are caused by protozoa? A. protist diseases B. dysentery C. diarrhea D. protozoa diseases Answer:
A
Shark teeth likely evolved from the jagged scales that cover their skin, called what? A. hook scales B. pinworm scales C. placoid scales D. heterotroph scales Answer:
C
In the human ear, sound waves cause the stapes to press against what? A. Idea Window B. oval window C. shaped window D. yellow window Answer:
B
What is the term for proportion of amount of product actually produced in a chemical reaction versus predicted amount ? A. calculus yield B. percent yield C. percent impact D. decrease yield Answer:
B
What creates wet and dry zones at different latitudes? A. jet stream B. trade winds C. global air currents D. horse latitudes Answer:
C
What term is used to describe the total spread of values in a sample? A. range B. scale C. axis D. variety Answer:
A
Fermentation—of grains to produce beer, and of fruits to produce wine—is an ancient art that humans in most cultures have practiced for how long? A. decades B. years C. eons D. millennia Answer:
D
In which direction does water travel? A. northwest B. uphill C. backwards D. downhill Answer:
D
The largest population size that can be supported in an area without harming the environment is referred to as what? A. population density B. population shift C. carrying capacity D. containing capacity Answer:
C
What are the smallest particles of elements that maintain their unique properties? A. electrons B. atoms C. protons D. molecules Answer:
B
Where does the christmas tree worm live? A. northeast coral reefs B. rainforests C. tropical coral reefs D. Atlantic shoreline Answer:
C
What are biomes that occur where a river, a source of fresh water, meets the ocean called? A. waterways B. estuaries C. rapids D. sediments Answer:
B
What continuously monitors and repairs its genetic material? A. cells B. proteins C. ova D. nucleolus Answer:
A
What are the large segments of the earth’s crust that ordinarily move very slowly? A. distinct plates B. tectonic plates C. lava plates D. ocean plates Answer:
B
Which process causes rocks at the earth's surface to change form? A. weathering B. bleaching C. remodeling D. eroding Answer:
A
Chemical reactions always involve energy. when methane burns, for example, it releases energy in the form of what? A. heat and light B. heat and movement C. movement and light D. light and sound Answer:
A
Alzheimers disease is associated with memory loss in what group of people? A. prehistoric B. juveniles C. elderly D. immigrants Answer:
C
What global cycle takes place on, above, and below earth’s surface? A. water flow B. water cycle C. aqua cycle D. water wheel Answer:
B
Why are two different minerals considered different though they have the same chemical composition? A. different rods structures B. different crystal structures C. different linear structures D. different molecular structures Answer:
B
What type of mapping is critical for identifying the location of genes that cause genetic diseases? A. interaction mapping B. linkage mapping C. chemical mapping D. diagnostic mapping Answer:
B
When menstrual periods become less frequent and finally cease; this is called? A. metabolic B. climax C. menopause D. hormonal imbalance Answer:
C
What blood protein carries oxygen from the lungs to cells throughout the body? A. dopamine B. plasma C. platelets D. hemoglobin Answer:
D
What is the most abundant element in the universe? A. helium B. hydrogen C. fluoride D. oxygen Answer:
B
The product of a system’s mass multiplied by its velocity is called what? A. horizontal momentum B. magnetic momentum C. linear momentum D. variation momentum Answer:
C
In response to changing environmental conditions, prokaryotic populations can undergo what process in short periods of time? A. evolution B. extinction C. fusion D. reproduction Answer:
A
What term means the time in which half of the original number of radioactive nuclei in a sample decay? A. quarter-life B. half-life C. partial-life D. reduced life Answer:
B
What is a shortage of water that causes the soil to dry from the surface down called? A. flood B. tidal wave C. overflowage D. drought Answer:
D
What are are segmented invertebrates in phylum annelida called? A. flatworms B. corals C. fungi D. annelids Answer:
D
What is the connection between the two hemispheres of the brain called? A. cranial septum B. spinal cord C. cerebral cortex D. corpus callosum Answer:
D
Banging on a drum is an example of which type of energy? A. potential B. molecular C. solar. D. mechanical Answer:
D
What do microbes use to make food? A. nitrogen B. sunlight C. plants D. chemicals Answer:
D
Space telescopes avoid such problems completely since they orbit outside the what? A. atmosphere B. ozone layer C. earth's crust D. galaxy Answer:
A
Tendons connecting the scapula to the humerus form what, which is the circle of tendons around the shoulder joint? A. knee cuff B. thigh cuff C. rotator cuff D. wrist cuff Answer:
C
The number of particles of a substance in a given volume is known as? A. concentration B. frequency C. range D. mass Answer:
A
Potential differences from various voltage sources are necessary in order to create electrical fields, which result in what flow of charge? A. current B. wattage C. output D. voltage Answer:
A
What effect is caused by air moving over the earth's surface as it spins? A. coriolis effect B. mazinho effect C. pruett effect D. dopple effect Answer:
A
The separation of compounds on the basis of their solubilities in a given solvent is known as what? A. fractional crystallization B. simplest crystallization C. separate crystallization D. nuclei crystallization Answer:
A
What is the process by which wind blows to make the ground surface gets lower and rockier ? A. inflation B. layering C. stagnation D. deflation Answer:
D
Because trees add water vapor to air, cutting down forests leads to longer periods of what? A. ice B. drought C. harvest D. flooding Answer:
B
Some sea anemones establish what kind of relationship with hermit crabs by attaching to the crab’s shell? A. pathogenic B. parasitic C. predatory D. mutualistic Answer:
D
Prokaryotic cells do not have a nucleus but instead generally have a single chromosome, a piece of double-stranded dna located in an area of the cell called the what? A. spicule B. lysosome C. cytoplasm D. nucleoid Answer:
D