question stringlengths 68 502 | answer stringclasses 4
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Question: The process in which materials move depending on their heat relative to nearby materials is known as what?
Options:
A. convection
B. induction
C. radiation
D. ventilation | A |
Question: What shape is each face of a tetrahedron?
Options:
A. asymmetric triangle
B. trapezoid
C. oval
D. equilateral triangle | D |
Question: Glands release what substance into the blood?
Options:
A. hormones
B. enzymes
C. acids
D. toxins | A |
Question: What's the process responsible for the presence of oxygen in our atmosphere?
Options:
A. photosynthesis
B. ozone
C. respiration
D. glycolysis | A |
Question: A rise in blood glucose levels triggers the pancreatic release of what hormone?
Options:
A. testosterone
B. insulin
C. hemoglobin
D. estrogen | B |
Question: What do most ecosystems get energy from?
Options:
A. evaporation
B. magma
C. moisture
D. sunlight | D |
Question: What is the study of viruses called?
Options:
A. immunology
B. microbiology
C. virology
D. biotechnology | C |
Question: What do you call an animal that feeds on other animals?
Options:
A. carnivore
B. herbivore
C. polyvore
D. omnivore | A |
Question: Most scientists think that ordinary matter is less than half of the total matter in the universe; the remaining part includes what mysterious entity?
Options:
A. mystery matter
B. cold matter
C. magic matter
D. dark matter | D |
Question: What is the term for gases that absorb heat in the atmosphere?
Options:
A. thermal gases
B. ionic gases
C. sulfuric gases
D. greenhouse gases | D |
Question: What is the type of cell division that produces gametes called?
Options:
A. mitosis
B. electrolysis
C. meiosis
D. fertilization | C |
Question: What causes halide minerals to form?
Options:
A. salt water ionization
B. salt water accumulation
C. salt water evaporation
D. fresh water ionization | C |
Question: Upon reaching the postsynaptic membrane, what type of chemical messenger binds to and activates a specific receptor?
Options:
A. neuropeptide
B. hormone
C. neurotransmitter
D. pheromone | C |
Question: What do heterotrophic animals usually consume?
Options:
A. other organisms
B. soil
C. plants
D. minerals | A |
Question: Molecules of gas are rare in what outermost region of the planet's atmosphere?
Options:
A. ionosphere
B. ozone layer
C. thermosphere
D. exosphere | D |
Question: Why is there very little evaporation in the boreal forests?
Options:
A. too hot
B. temperature is too cold
C. high elevation
D. too humid | B |
Question: Maltose, lactose, and sucrose are common types of what, which are distinguished by their monosaccharide constituents?
Options:
A. oxides
B. silicates
C. precipitates
D. disaccharides | D |
Question: Amplitude describes what about the wave's crest and trough?
Options:
A. The width of the parts
B. The minimum parts
C. the maximum parts
D. How frequently the parts occur | C |
Question: Overproduction of offspring, combined with limited resources, results in what?
Options:
A. concentration
B. contention
C. competition
D. continuation | C |
Question: What laws regulate radiation doses to which people can be exposed?
Options:
A. dose regulation laws
B. medical regulation laws
C. voltage protection laws
D. radiation protection laws | D |
Question: Digestive enzymes, including which enzyme, start breaking down starches into sugars?
Options:
A. melatonin
B. triglyceride
C. cortisol
D. amylase | D |
Question: In prokaryotes, what is composed of a single, double-stranded dna molecule in the form of a loop or circle?
Options:
A. chromosomes
B. rNA
C. allele
D. genome | D |
Question: What is formed when nitrogen and sulfur oxides dissolve in rain?
Options:
A. hail
B. toxic rain
C. ozone
D. acid rain | D |
Question: Hydroelectric power harnesses the energy of what?
Options:
A. water
B. air
C. weather
D. heat | A |
Question: Hydras and sea anemones are examples of what form?
Options:
A. node
B. polyp
C. lesions
D. anemone | B |
Question: Tropical, temperate, continental, and polar are all examples of what?
Options:
A. deserts
B. land formations
C. lakes
D. climates | D |
Question: What is a longitudinal, flexible rod located between the digestive tube and the nerve cord?
Options:
A. the underlain
B. tubular gland
C. the oscillatory
D. the notochord | D |
Question: At high altitudes, acclimatization increases red blood cells, so there is more what to help transport the available oxygen?
Options:
A. hemoglobin
B. platelets
C. leukocytes
D. plasma | A |
Question: What type of systemic response involves lymphocytes?
Options:
A. chronic
B. immune
C. natural
D. inflammation | B |
Question: What was the first object to form in the solar system?
Options:
A. sun
B. jupiter
C. moon
D. earth | A |
Question: Some materials have negative heats of solution; the dissolution of one of these solutes in water is called?
Options:
A. exothermic process
B. acetylene process
C. endothermic process
D. ionized process | A |
Question: Where are most white blood cells made?
Options:
A. lungs
B. plasma
C. heart tissue
D. the bone marrow | D |
Question: Blood flows from the right atrium to the right ventricle, where it is pumped into the what?
Options:
A. kidneys
B. pulmonary circuit
C. bronchial circulation
D. respiratory system | B |
Question: What are the male gametes called?
Options:
A. sperm
B. cytoplasm
C. pollen
D. urea | A |
Question: What in hemoglobin gives red blood cells their red color?
Options:
A. barium
B. iron
C. calcium
D. lead | B |
Question: Alpha, beta and gamma are three types of what?
Options:
A. directions
B. convection
C. radiation
D. mutation | C |
Question: Red-green colorblindness is an example of what kind of trait?
Options:
A. fatal
B. dominant
C. sex-linked
D. adaptive | C |
Question: What kind of radiation is greatest at the equator and lessens toward the poles?
Options:
A. lunar raditation
B. small radiation
C. large radiation
D. solar radiation | D |
Question: What are atoms or groups of atoms called which carry and electrical charge?
Options:
A. molecules
B. ions
C. protons
D. electrons | B |
Question: What are the salts of fatty acids called?
Options:
A. soaps
B. creams
C. dyes
D. malts | A |
Question: What type of numbers specify the arrangement of electrons in orbitals?
Options:
A. quantum numbers
B. stream numbers
C. ionic numbers
D. fusion numbers | A |
Question: What do atoms become if they lose or gain electrons?
Options:
A. ions
B. particles
C. toxins
D. particulates | A |
Question: What is the breakdown of unstable elements into stable elements called?
Options:
A. thermal decay
B. radioactive decay
C. initial decay
D. radioactive decrease | B |
Question: Observations suggest that a force applied to an object is always applied by what?
Options:
A. itself
B. another object
C. gravity
D. dark matter | B |
Question: How much exercise should a person ideally get during a single day?
Options:
A. six hours
B. hour
C. fifteen minutes
D. three hours | B |
Question: The electrolysis of what substance produces hydrogen and oxygen gases
Options:
A. water
B. cholesterol
C. hydrocarbon
D. carbon dioxide | A |
Question: What is the shorter loop of the cardiovascular system?
Options:
A. pulmonary circulation
B. metabolic circulation
C. pulmonary edema
D. venous circulation | A |
Question: What is the first classification of igneous rocks?
Options:
A. size
B. color
C. weight
D. composition | D |
Question: What is the very slow movement of rock and soil down a hillside?
Options:
A. creep
B. landslide
C. drop
D. evaporate | A |
Question: Which type of pressure forces fluid out of the capillary?
Options:
A. gas
B. air
C. hydrostatic
D. combustion | C |
Question: What hits the eardrum and causes it to vibrate?
Options:
A. decibels
B. cilia
C. sound waves
D. microwaves | C |
Question: What type of ecologists work to identify and manipulate the processes that most limit recovery of ecosystems from disturbances?
Options:
A. quality ecologists
B. conservation ecologists
C. restoration ecologists
D. environmental | C |
Question: Name the two types of nucleic acids.
Options:
A. dna ( trigraph acid ) and rna ( ribonucleic acid )
B. lysine and methionine
C. dna (deoxyribonucleic acid) and rna (ribonucleic acid)
D. isoleucin and leucine | C |
Question: Interactions between plants and other organisms result in cycling of chemical nutrients within what?
Options:
A. water
B. habitat
C. air
D. ecosystem | D |
Question: In places where crops grow only during part of the year, the land may be bare for a few?
Options:
A. months
B. minutes
C. days
D. weeks | A |
Question: What does bowman's capsule form by surrounding the glomerulus?
Options:
A. ions
B. pores
C. lipids
D. lumen | D |
Question: What do scientists use to help explain objects or systems in simpler ways?
Options:
A. plants
B. measurements
C. models
D. theories | C |
Question: Burning trees produces most of the same pollutants as burning what?
Options:
A. coal fuels
B. carbon
C. fossil fuels
D. fossil compounds | C |
Question: During which process in bacteria do the chromosome replicates and the two daughter chromosomes actively move apart?
Options:
A. secondary fission
B. function fission
C. matter fission
D. binary fission | D |
Question: What is emitted by atoms that have been excited by thermal excitation, electron collision, or collisions with photons of exactly the right frequency?
Options:
A. light
B. gravity
C. electricity
D. radioactivity | A |
Question: Translation is the process of ordering the amino acids in the assembly of a?
Options:
A. protein
B. lipid
C. carbohydrate
D. vitamin | A |
Question: What is the name of the group that rats are apart of called?
Options:
A. primates
B. Animals
C. Mammels
D. rodents | D |
Question: Fertilization occurs when what material from one flower reaches the female gametes in the same or a different flower?
Options:
A. nitrogen
B. ova
C. pollen
D. sperm | C |
Question: What are the tiny packets of energy the sun gives off called?
Options:
A. electrons
B. ions
C. neutrons
D. photons | D |
Question: In humans, each set of chromosomes contains 22 of these and 1 sex chromosome?
Options:
A. genes
B. centrosomes
C. autosomes
D. chromatids | C |
Question: What eukaryotic organisms cannot make their own food and do not technically eat?
Options:
A. plankton
B. fungi
C. cells
D. proteins | B |
Question: What do ants and termites eat to help them digest wood and leaves?
Options:
A. pollen
B. berries
C. yeast
D. fungi | D |
Question: How many types of glands does the dermis contain?
Options:
A. three
B. six
C. two
D. ten | C |
Question: What is an upward force that fluids exert on any object that is placed in them?
Options:
A. warm force
B. buoyant force
C. gravity force
D. efficient force | B |
Question: Atmospheric pressure is increased, causing a greater amount of oxygen than normal to diffuse into the bloodstream of the patient, in what type of therapy?
Options:
A. hyperbaric chamber therapy
B. ventilation chamber therapy
C. politic chamber therapy
D. Distinct Chamber Therapy | A |
Question: An axe head and a doorstop are types of what simple machine?
Options:
A. wedge
B. pulley
C. lever
D. blade | A |
Question: Dna encodes instructions for what kind of molecules?
Options:
A. acids
B. proteins
C. fats
D. cells | B |
Question: Who coined the term natural selection?
Options:
A. darwin
B. Mendel
C. Pasteur
D. shaw | A |
Question: When sand is deposited along a shoreline, what is created?
Options:
A. island
B. bay
C. beach
D. dunes | C |
Question: Prosimians are thought to be more similar to the earliest of these?
Options:
A. primates
B. insects
C. rodents
D. fish | A |
Question: What arteries carry oxygen-poor blood away from the heart to the lungs?
Options:
A. subclavian
B. femoral
C. aorta
D. pulmonary | D |
Question: What are the mass of threadlike filaments on the body of a fungus called?
Options:
A. dendrites
B. cytoplasm
C. hyphae
D. cuticle | C |
Question: Ionic bonds between two atoms require one metal and one what?
Options:
A. metallic
B. liquid
C. nonmetal
D. gas | C |
Question: The pressurized gas of earth's atmosphere is contained by what force?
Options:
A. light
B. variation
C. plasma
D. gravity | D |
Question: Cytokinins promote cell division and prevent what?
Options:
A. deficiency
B. senescence
C. apoptosis
D. mutations | B |
Question: Dna transcription is controlled by what type of proteins?
Options:
A. essential
B. genetic
C. digested
D. regulatory | D |
Question: Tubeworms deep in the galapagos rift get their energy from what type of bacteria?
Options:
A. filamentous
B. asexual
C. sprillia
D. chemosynthetic | D |
Question: When female mammalian embryos consist of just a few thousand cells, one x chromosome in each cell inactivates by condensing into a structure called what?
Options:
A. barr body
B. lewy's body
C. baker body
D. morton body | A |
Question: Oceans are divided into zones bases on distance from shore and what other factor?
Options:
A. salinity
B. temperature
C. water depth
D. animal species | C |
Question: If a mistake is made by dna polymerase while adding nucleotides, incorrect bases are removed and replaced by the correct base, and the process of what continues?
Options:
A. polymerization
B. digestion
C. fermentation
D. hybridization | A |
Question: The common earthworm and leeches are examples of what type of worm?
Options:
A. castrated
B. segmented
C. elongated
D. encapsulated | B |
Question: Elements involved in nuclear reactions are what?
Options:
A. detectable
B. radioactive
C. inert
D. static | B |
Question: Circadian rhythms and migration are examples of what kind of behaviors in animals?
Options:
A. finite
B. cyclic
C. continual
D. fluid | B |
Question: The articular cartilage is thickest in the upper and back part of the acetabulum, the socket portion of what?
Options:
A. elbow
B. kneecap
C. hip joint
D. shoulder joint | C |
Question: What are decomposers that feed on the organic matter left over from other decomposers?
Options:
A. saprotrophs
B. fungi
C. algae
D. protozoa | A |
Question: Heavier isotopes of plutonium are also produced when lighter plutonium nuclei capture what?
Options:
A. protons
B. neutrons
C. electrons
D. molecules | B |
Question: What parts of the cell does cell differentiation involve changes in?
Options:
A. endoderm and epidermis
B. cystine and cell wall
C. cytoplasm and cell wall
D. cell membrane and nucleus | C |
Question: The head, thorax, and abdomen comprise what type of body structure, possessed by arthropods?
Options:
A. segmented
B. permeable
C. vertebrate
D. elongated | A |
Question: The renal hilum is the entry and exit site for structures servicing which organs?
Options:
A. lungs
B. ovaries
C. brains
D. kidneys | D |
Question: Photosynthesis changes light energy to what type of energy?
Options:
A. solar
B. potential
C. radiation
D. chemical | D |
Question: Fructose and lactose are types of sugars broken down by the body to form what, which is the simplest sugar of all?
Options:
A. sucrose
B. carbohydrate
C. glutamate
D. glucose | D |
Question: A complementary pair of chromosomes have genes for the same characteristics in the same location on the chromosome are known as?
Options:
A. endroctyne chromosomes
B. analogous chromosomes
C. symbiotic chromosomes
D. homologous chromosomes | D |
Question: What dangerous oxygen compound is found in ground level smog?
Options:
A. ozone
B. neon
C. argon
D. sulfur dioxide | A |
Question: Large increases in the diversity of life have resulted from adaptive radiations that followed what?
Options:
A. mass extinctions
B. mass migrations
C. glaciers
D. mass mutations | A |
Question: What is the source of most electricity?
Options:
A. methane
B. the Sun
C. coal
D. air | C |
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