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MNLP_M3_mcqa_dataset_no_source

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What does interspecific competition between species often lead to? A. symbiosis B. immigration C. evolution D. extinction Answer:
D
Radioactive decay can give off energy and what else? A. particles B. light C. ions D. atoms Answer:
A
What is the condition in which distant objects are seen clearly, but nearby objects appear blurry? A. nearsightedness or hyperopia B. gleam , or hyperopia C. farsightedness, or hyperopia D. synthesise , or hyperopia Answer:
C
What novelties can also arise when structures that originally played one role gradually acquire a different one? A. mutation B. reproduction C. evolutionary D. interactions Answer:
C
What is a gap in rock layers called? A. an anomaly B. a crevice C. a mutation D. an unconformity Answer:
D
Bacteria are often used to make cheese from what? A. egg B. meat C. water D. milk Answer:
D
Why are atoms of metals good conductors of electricity? A. give up electrons B. hold on to electrons C. break into smaller parts D. conserve heat Answer:
A
What is the basic unit of an organism called? A. cell B. singularity C. particle D. electron Answer:
A
All the blood in the human body is filtered about 60 times a day by what? A. heart B. kidneys C. liver D. lungs Answer:
B
What happens to the energy levels of electrons as they are closer to the nucleus? A. they are lower B. they divide C. they balance D. they are higher Answer:
A
What is the term for the blockage of an artery by the buildup of fatty plaques? A. atherosclerosis B. cancers C. fibrosis D. clumps Answer:
A
In what type of reproduction do parents of different sexes mate to produce offspring? A. subject reproduction B. parallel reproduction C. dual reproduction D. sexual reproduction Answer:
D
Insulin and glucagon help keep blood glucose levels in the normal range because of what type of effects? A. antagonistic B. sympathetic C. opportunistic D. ABNORMALISTIC Answer:
A
What phenomenon has severe consequences on both natural and man-made objects, including killing trees and degrading marble statues? A. natural rain B. oxygen rain C. acid rain D. carbon rain Answer:
C
What alloy is made from copper and zinc? A. manganate B. iron C. stele D. brass Answer:
D
The accumulation of what cells begin the development of the vertebral column and thoracic cage? A. mesenchyme cells B. hindbrain cells C. False cells D. semiosis cells Answer:
A
What are terrestrial biomes determined by? A. moisture and elevation B. time and temperature C. temperature and moisture D. pressure and temperature Answer:
C
What protects reptiles from injury and loss of water? A. pores B. scales C. hairs D. tail Answer:
B
What are the different feeding positions in a food chain or web called? A. Primary Level B. trophic levels C. convoluted levels D. neural levels Answer:
B
What is the joint where the pelvic girdle and leg come together? A. hip joint B. hip socket C. meniscus D. femur joint Answer:
A
Snails, scallops, and squids are examples of invertebrates called what? A. gastropods B. mollusks C. orthopods D. clams Answer:
B
Synthesis, decomposition, replacement, and combustion are all types of what reaction? A. toxic B. mineral C. chemical D. natural Answer:
C
What are the devices placed in electric circuits where charge can build up, which store energy when charged and release it when they discharge? A. resistors B. generators C. antennas D. capacitors Answer:
D
What is the hinged structure attached to the cranium that allows an animal to grasp and tear its food? A. throat B. neck C. tooth D. jaw Answer:
D
The svedberg unit is a measure of the rate of what, which is tested in a centrifuge? A. secretion B. sedimentation C. temperature D. precipitation Answer:
B
Muscles and skin are examples of what, consisting of specialized cells? A. layers B. ligaments C. molecules D. tissues Answer:
D
When do cells acquire different identities in an ordered spatial arrangement? A. larval stage B. during morphogenesis C. before morphogenesis D. during mitosis Answer:
B
What structures sweep laterally, hugging the pelvic walls, then turn medially and pierce the bladder wall obliquely? A. tubules B. fallopian tube C. catheters D. ureters Answer:
D
What was the last supercontinent on earth? A. laurasia B. pangaea C. rodinia D. eurasia Answer:
B
When conditions deteriorate, hydras can reproduce sexually, forming resistant zygotes that remain dormant until when? A. Temperature rise B. Spring C. conditions improve D. Hydras choose Answer:
C
Because collisions are ______, energy can be transferred between molecules during them. A. preservative B. elastic C. conductive D. inelastic Answer:
B
What is the tendency of an object to remain at rest or remain in motion called? A. inertia B. flow C. magnetism D. impetus Answer:
A
The pituitary gland is called the “master gland” of what system? A. digestive B. endocrine C. hormonal D. nervous Answer:
B
What links together to form long polymeric chains? A. genes B. nucleotides C. peptides D. lipids Answer:
B
What type of electrons does carbon have? A. gradient B. ionic C. shell D. valence Answer:
D
What do doctors call farsightedness or the inability to see close objects clearly? A. hyperopia B. myopia C. dysarthria D. hypopia Answer:
A
What type of simple inheritance is too simplified to explain most human traits? A. etiology B. mitosis C. mendelian D. spontaneous mutation Answer:
C
The sun emits energy in the form of what? A. microwave radiation B. mechanical radiation C. particles radiation D. electromagnetic radiation Answer:
D
The number of electrons in the outer energy level determines what property of nonmetals? A. reactivity B. permeability C. vibration D. density Answer:
A
Acids are the opposites of what? A. water B. bases C. gas D. solids Answer:
B
What is the process in which gases are exchanged between the body and the outside air? A. metabolism B. ingestion C. respiration D. precipitation Answer:
C
Steam consists of what common and essential element in its gaseous phase? A. plasma B. water C. carbon dioxide D. air Answer:
B
The capsid is made from the what that are encoded by viral genes within their genome? A. proteins B. acids C. hormones D. lipids Answer:
A
Methane, ethane, and propane are three of the smallest what? A. alkanes B. microorganisms C. organisms D. atoms Answer:
A
The number of neutrons and electrons may vary or change in an atom. what happens to the number of protons? A. increases B. depends C. decreases D. remains the same Answer:
D
In biological augmentation, ecologists use what to add essential materials to ecosystems? A. fluids B. organisms C. sediments D. stem cells Answer:
B
What kind of interference is observed when the paths differ by a whole wavelength, and the waves arrive in phase? A. spontaneous interference B. constructive interference C. necessary interference D. non-interference Answer:
B
What are mudskipper fish able to do in short distances? A. walk B. tumble C. spit D. run Answer:
A
What is the major cause of disease in agricultural crops? A. bacteria B. pollution C. drought D. fungi Answer:
D
What type of reproduction occurs in almost all fungi? A. asexual B. budding C. sexual D. fragmentation Answer:
C
What protists absorb food molecules across their cell membranes? A. absorptive B. fibrous C. dielectric D. solid Answer:
A
How do dogs lose body heat? A. panting B. barking C. sweating D. eating Answer:
A
The electron transport chains are located on the inner membrane of which organelle? A. mitochondrion B. chloroplast C. lysosome D. axon Answer:
A
What happens to growth of plants and bacteria in warmer regions? A. they grow faster B. they are stunted C. they grow slower D. they mutate Answer:
A
Electromagnetic waves are generally caused by magnetic fields doing what (or moving in what way)? A. folding B. rippling C. vibrating D. revolving Answer:
C
Exposure to what can increase the amount of pigment in the skin and make it appear darker? A. nuclear radiation B. sunlight C. gamma rays D. ultraviolet radiation Answer:
D
Most of the trash in the ocean is made of what material? A. styrofoam B. wood C. hydrocarbons D. plastic Answer:
D
What is the name of the glands that produce milk in female mammals ? A. sebaceous glands B. fetal glands C. recombinant glands D. mammary glands Answer:
D
The conductive cells within the heart establish the heart rate and transmit it through the what? A. myocardium B. meiosis C. neurons D. conduction Answer:
A
What is the opening in the front of the eye? A. the pupil B. the cornea C. the macula D. the iris Answer:
A
Binary transition-metal compounds, such as the oxides and sulfides, are usually written with idealized what? A. speciation B. fluctuations C. stoichiometries D. noble gases Answer:
C
What disease refers to the dangerous buildup of fatty materials in blood vessels? A. atherosclerosis B. gout C. arthritis D. fibrosis Answer:
A
Which nerve directly stimulates the contraction of skeletal muscles in the pharynx and larynx to contribute to the swallowing and speech functions? A. gland nerve B. vagus nerve C. glands nerve D. larynx nerve Answer:
B
What do we call coiled structures made of dna and proteins? A. Organisms B. chromosomes C. Molecules D. nodes Answer:
B
Energy comes in discrete packages called what? A. quasi B. quasar C. quanta D. quota Answer:
C
Which type of cell can carry out more functions, eukaryotic cells or prokaryotic cells? A. Prokaryotic Cells B. chromosomal cells C. both D. eukaryotic cells Answer:
D
When vascular disease causes stiffening of arteries, compliance is reduced and resistance to blood flow is increased. the result is more turbulence, higher pressure within the vessel, and reduced blood flow. this increases the work of this? A. lung B. muscles C. heart D. brain Answer:
C
Animals that do not have internal control of their body temperature are called what? A. photophores B. ectotherms C. cold-blooded D. athermal Answer:
B
What do optical fibres look like? A. thin glass tubes B. square boxes C. flat paper D. big flashlights Answer:
A
Genetics is the branch of biology that focuses on heredity in what? A. fruits B. organisms C. vacuums D. schools Answer:
B
What type of protein is a protein molecule that is attached to, or associated with the membrane of a cell or an organelle? A. membrane protein B. amino acid C. conduction protein D. rod protein Answer:
A
What is defined as the ability to cause changes in matter? A. nuclear B. momentum C. evolution D. energy Answer:
D
What group of animals has permeable skin that makes them vulnerable to pollution? A. reptiles B. fish C. mammals D. amphibians Answer:
D
A period is a horizontal row of the what? A. periodic table B. phases table C. cycles table D. species table Answer:
A
What term refers to any method of removing carbon dioxide from the atmosphere and storing it in another form? A. carbon metamorphosis B. carbon transfer C. carbon sequestration D. carbon footprint Answer:
C
What system protects the body from worms, germs, and other agents of harm? A. lymph system B. hormones C. digestion D. immune Answer:
D
Most members of the animal kingdom have differentiated tissues of four main classes—nervous, muscular, connective, and this? A. crystalline B. digestive C. neural D. epithelial Answer:
D
Which ancient fish has just two living species and is at risk of extinction? A. coelacanths B. hominids C. latimeria D. squids Answer:
A
A decline in blood flow to what organs stimulates release of the enzyme renin, in turn stimulating the reabsorption of sodium and water? A. kidneys B. lungs C. thyroids D. kidneys Answer:
A
What common air pollutant is characterized by its sharp odor and often triggers asthma attacks? A. Carbon Dioxide B. plant dioxide C. pigment dioxide D. nitrogen dioxide Answer:
D
In addition to a nucleus what do eukaryotic cells have? A. nutrons B. electrons C. organelles D. protons Answer:
C
What term is used to describe a cross between two individuals that have different traits? A. purebreed B. assimilation C. hybridization D. fraternization Answer:
C
What also happens when people feel anxious and breathe too fast? A. they become pettite B. they become lightheaded C. they become elated D. they become hostile Answer:
B
Which two systems together provide support to the body and allow for movement? A. skeletal and digestive B. muscular and nervous C. skeletal and muscular D. vascular and muscular Answer:
C
The chromosomes that have a mixture of maternal and paternal sequence are called what? A. antibodies B. gene C. DNA D. recombinant Answer:
D
Different types of home heating systems all function by producing what type of energy? A. natural B. thermal C. distinct D. electron Answer:
B
Nutrients the body needs in relatively large amounts are called what? A. micronutrients B. vitamins C. minerals D. macronutrients Answer:
D
Which property changes when a glass breaks? A. density B. State C. Chemical D. its physical property Answer:
D
What do you call large, y-shaped proteins that recognize and bind to antigens? A. parasites B. membranes C. antibodies D. proteins Answer:
C
What is the process by which plants make their own food? A. metabolism B. photosynthesis C. cellular respiration D. glycolysis Answer:
B
In amniotes that lay eggs, the shell of the egg provides protection for the developing embryo while being permeable enough to allow for the exchange of carbon dioxide and this? A. tissue B. Protein C. oxygen D. gas Answer:
C
What term is used to describe viruses that live in a dormant state inside the body? A. dorment B. latency C. hidden D. potential Answer:
B
What is the main component of phytoplankton? A. coral B. sponge C. algae D. seawater Answer:
C
Compounds that contain mainly the elements carbon and hydrogen are called what kind of compounds? A. natural compounds B. microscopic compounds C. organic compounds D. reactive compounds Answer:
C
What type of diagnosis happens before a baby is born? A. postnatal B. fetal C. maternal D. prenatal Answer:
D
Unlike nuclear fission, which involves dangerous radioisotopes, nuclear fusion involves what two harmless elements? A. hydrogen and carbon B. magnesium and helium C. hydrogen and oxygen D. hydrogen and helium Answer:
D
What is another environmental benefit of conserving resources? A. warmer temperatures B. less trash C. more jobs D. lower prices Answer:
B
The bright color of poison dart frogs serves what purpose? A. no purpose B. warning predators C. attracting predators D. attracting mates Answer:
B
What consist of chains of small molecules called nucleotides? A. nucleic acids B. nitrous acids C. Atomic acids D. structural acids Answer:
A
Atmospheric pressure can be measured with what tool? A. barometer B. thermometer C. ruler D. scale Answer:
A