question
stringlengths
68
502
answer
stringclasses
4 values
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