question stringlengths 68 502 | answer stringclasses 4
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|---|---|
Question: Bread has little holes in it from carbon dioxide produced by what?
Options:
A. water
B. bacteria
C. yeast
D. sugar | C |
Question: What unit are atomic radii typically measured in?
Options:
A. powers
B. radons
C. sporozoans
D. picometers | D |
Question: What are fungus like protists?
Options:
A. slime molds and water lilies
B. slime molds and water molds
C. water molds and mushrooms
D. lichen and kelp | B |
Question: Alpha, beta, and gamma emissions are associated with what kind of energy?
Options:
A. potential
B. kinetic
C. radiation
D. electrical | C |
Question: Transport of nutrients and regulation of body temperature through fluid flow are characteristics of which bodily system?
Options:
A. cardiovascular
B. gastrointestinal
C. peripheral
D. reproductive | A |
Question: What are the two components of a mixture called?
Options:
A. nutrients and a solvent
B. concentration and a solvent
C. solute and a solvent
D. acid and base | C |
Question: Insulin is produced by what cells of the pancreas?
Options:
A. alpha
B. gamma
C. beta
D. platelet | C |
Question: What is the arch called that forms when plasma of the sun flows along the loop that connects sunspots?
Options:
A. large prominence
B. Energy prominence.
C. vertical prominence
D. solar prominence | D |
Question: What does some amphibians have as juveniles but not as adults living on land?
Options:
A. microscopic line system
B. vertical line system
C. lateral line system
D. kinetic line system | C |
Question: Ejaculation occurs when muscle contractions propel sperm from where?
Options:
A. penis
B. urinary track
C. epididymes
D. cervix | C |
Question: Adult sea stars have what kind of symmetry?
Options:
A. biological symmetry
B. hydrological symmetry
C. radial symmetry
D. skeletal symmetry | C |
Question: The four types of light receptors include different types of cones and what else?
Options:
A. joints
B. quarks
C. rods
D. neutrons | C |
Question: In what do substances combine chemically to form a new substance?
Options:
A. suspension
B. component
C. compound
D. element | C |
Question: What is the colorless gas with a sharp, pungent odor used in smelling salts?
Options:
A. nitrogen
B. hydrogen
C. ammonia
D. helium | C |
Question: Groupings of related organs in the human body are referred to as "organ" what?
Options:
A. bodies
B. conditions
C. systems
D. functions | C |
Question: The enzymes that participate in fatty acid catabolism are located in what?
Options:
A. atoms
B. mitochondria
C. nucleus
D. carbohydrates | B |
Question: Which organ of the body do large tapeworms attack or block?
Options:
A. heart
B. kidneys
C. intestines
D. liver | C |
Question: The sternum and 12 pairs of ribs with their costal cartilages make up what?
Options:
A. chest cage
B. the core
C. heart cage
D. thoracic cage | D |
Question: Which lipid is mainly responsible for narrowing arteries and causing the disease atherosclerosis?
Options:
A. unsaturated fat
B. saturated fat
C. cholesterol
D. monoglyceride | C |
Question: Physical or chemical changes are generally accompanied by a transfer of what?
Options:
A. color
B. pressure
C. shape
D. energy | D |
Question: What is the term for a dynamic equilibrium that is maintained in body tissues and organs?
Options:
A. dormancy
B. homogeneity
C. metabolism
D. homeostasis | D |
Question: What has a pseudocoelom and hydrostatic skeleton?
Options:
A. omnivores
B. vertebrates
C. roundworms
D. gymnosperms | C |
Question: In what two ways are volcanic eruptions characterized?
Options:
A. non-explosive and serious
B. localized and general
C. minor and explosive
D. explosive and non-explosive | D |
Question: Each enhancer is made up of short dna sequences called what?
Options:
A. distal control elements
B. pisttal control elements
C. fibrous control elements
D. electrolysis control elements | A |
Question: For a star to form, what force pulls gas and dust into the center of the nebula?
Options:
A. weight
B. motion
C. centrifugal force
D. gravity | D |
Question: What do you call elements that contain only atoms of one type of element?
Options:
A. native elements
B. reactive elements
C. noble gases
D. typical elements | A |
Question: The organ systems of the body work together to carry out life processes and maintain what?
Options:
A. homeostasis
B. movement
C. freshness
D. consciousness | A |
Question: This process of combining the wave functions for atomic orbitals is called what?
Options:
A. hydration
B. activation
C. hybridization
D. assimilation | C |
Question: Carbon is a nonmetal with a significantly higher electronegativity; it is therefore more likely to accept electrons in what kind of reaction?
Options:
A. reversable reaction
B. redox reaction
C. catalyst reaction
D. isotope reaction | B |
Question: What is denoted by the number above the chemical symbol of each element in a modern periodic table?
Options:
A. atomic number
B. atomic weight
C. electron count
D. metallic number | A |
Question: What does the tires meeting the road cause when a car accelerates?
Options:
A. friction
B. erosion
C. vibration
D. thrust | A |
Question: What gas is contributing to the greenhouse effect?
Options:
A. sodium chloride
B. carbon dioxide
C. nitrogen
D. oxygen | B |
Question: A complex interactions of hormones result in an edible fruit that entices animals that help disperse what?
Options:
A. pests
B. rocks
C. water
D. seeds | D |
Question: What are the cells caused that parasites spread through their host?
Options:
A. fungi spores
B. sporozoites
C. protists
D. prokaryotes | B |
Question: When can mutations occur in genes?
Options:
A. after rna replication
B. after dna replication
C. during rna replication
D. during dna replication | D |
Question: The sites of protein synthesis are tiny structures called?
Options:
A. protons
B. prokaryotes
C. ribosomes
D. crystals | C |
Question: Mollusks, annelids, and arthropods are considered what?
Options:
A. protisines
B. micelles
C. protostomes
D. detritivores | C |
Question: One of the simplest machines is the lever, which is a rigid bar pivoted at a fixed place called what?
Options:
A. caliper
B. wheel
C. fulcrum
D. sling | C |
Question: In essence, a virus is simply a nucleic acid surrounded by what?
Options:
A. a polypeptide
B. a protein coat
C. a polymer coat
D. a membrane coat | B |
Question: How does the number of protons compare to the number of electrons in an electrically neutral atom?
Options:
A. they are triple
B. they are equal
C. they are half
D. they are double | B |
Question: The scientific method is a method of research with defined steps that include experiments and careful what?
Options:
A. discovery
B. observation
C. estimation
D. consideration | B |
Question: The protist life cycle benefits by including what forms of reproduction?
Options:
A. asexual and biological
B. ideal and sexual
C. atypical and sexual
D. asexual and sexual | D |
Question: With what does cytokinins act in concert to stimulate cell division and influence the pathway of differentiation?
Options:
A. hormone
B. dna
C. auxin
D. ribosomes | C |
Question: Puberty and other physical changes occurs during which stage of development?
Options:
A. adulthood
B. childhood
C. infancy
D. adolescence | D |
Question: What makes organic compounds ubiquitous is the chemistry of their what?
Options:
A. carbon core
B. dioxide shell
C. dioxide core
D. carbon shell | A |
Question: What type of drugs can increase water loss by interfering with the recapture of solutes and water from the forming urine?
Options:
A. disassociates
B. sedatives
C. hallucinogens
D. diuretics | D |
Question: This type of tissue consists of bundles of xylem and phloem and transports fluids throughout the plant.
Options:
A. cytoplasm
B. vascular tissue
C. dermal tissue
D. nonvascular tissue | B |
Question: What is the scientific name of the thighbone, the longest, heaviest, and strongest bone in the body?
Options:
A. fibula
B. tibia
C. femur
D. humerus | C |
Question: What determines which type of precipitation falls?
Options:
A. air pressure
B. ground temperature
C. air currents
D. air temperature | D |
Question: Algae is a promising alternative to traditional crops for what type of fuels?
Options:
A. non-renewable
B. fertilizer
C. fossil
D. biofuel | D |
Question: Cancers derived from epithelial cells are referred to as what?
Options:
A. adenomas
B. caricatures
C. nodules
D. carcinomas | D |
Question: Vibrating objects such as drumheads produce what?
Options:
A. light
B. negative ions
C. heat
D. sound energy | D |
Question: What two element makes up a hyrdocarbon?
Options:
A. nitrogen and carbon
B. carbon and hydrogen
C. helium and carbon
D. hydrogen and carbonite | B |
Question: What are monosaccharides and disaccharides also called?
Options:
A. basic sugars
B. simple chemicals
C. simple sugars
D. complex sugars | C |
Question: Terrestrial biomes are associated with land, while aquatic ones are associated with what?
Options:
A. water
B. plants
C. air
D. blood | A |
Question: Different shapes often correlate with different what in cells?
Options:
A. types
B. enzymes
C. functions
D. systems | C |
Question: What structure is found at the top of the head of the sperm that helps it penetrate and fertilize the egg?
Options:
A. axial filament
B. acrosome
C. terminal disc
D. centriole | B |
Question: What makes up most of biological tissues?
Options:
A. air
B. bone
C. water
D. muscle | C |
Question: What occurs when some substances change chemically to other substances?
Options:
A. toxic reaction
B. hormonal reaction
C. chemical reaction
D. spontaneous mutation | C |
Question: What type of butterfly do birds avoid eating since it makes them sick?
Options:
A. noctuidae
B. monarch butterflies
C. pyralidae
D. sphingidae | B |
Question: Birds possess a cloaca, a structure that allows water to be reabsorbed from waste back into this?
Options:
A. skin
B. blood stream
C. intestines
D. eggs | B |
Question: What contain organelles common to other cells, such as a nucleus and mitochondria, and also have more specialized structures, including dendrites and axons?
Options:
A. follicles
B. neurons
C. blood cells
D. muscle cells | B |
Question: Hurricanes and winter storms both develop from what, which often form when the jet stream dips south in the winter?
Options:
A. waves
B. tides
C. cyclones
D. typhoons | C |
Question: Which body system controls all the others by sending electrical messages?
Options:
A. the specialized system
B. the nervous system
C. the localized system
D. the endocrine system | B |
Question: What occurs when water on the surface changes to water vapor?
Options:
A. photosynthesis
B. condensation
C. oxidation
D. evaporation | D |
Question: What is the position of rock layers and the relative ages called?
Options:
A. bifurcation
B. diffraction
C. metamorphism
D. superposition | D |
Question: What is the field of biology that focuses on the study of inheritance in humans?
Options:
A. generational biology
B. human genetics
C. relational biology
D. computational biology | B |
Question: The acidity of a solution is typically assessed experimentally by measurement of its what?
Options:
A. mass
B. color
C. ph
D. density | C |
Question: Where is chemical energy stored?
Options:
A. ribosomes
B. atom bonds
C. cell wall
D. nucleus | B |
Question: What kind of fuels include coal, oil, and natural gas?
Options:
A. sediment
B. fossil
C. storage
D. ancient | B |
Question: What do you call the slope that forms the edge of the continent?
Options:
A. the cataclysmic slope
B. the land slope
C. the continental slope
D. the prevalent slope | C |
Question: What do contour lines that are close together indicate?
Options:
A. close slope
B. deep slope
C. flat slope
D. steep slope | D |
Question: What is the most common type of cancer developed in children?
Options:
A. stomach cancer
B. anemia
C. leukemia
D. lung cancer | C |
Question: How many chambers are in the heart?
Options:
A. two
B. five
C. eight
D. four | D |
Question: The central vacuole maintains turgor pressure against what?
Options:
A. the cell move
B. the cell wall
C. the cell multiplication
D. the cell addition | B |
Question: In the small intestine, chyme mixes with bile, which emulsifies what substances?
Options:
A. fats
B. sugars
C. acids
D. proteins | A |
Question: Which electromagnetic waves are the most energetic of all electromagnetic waves?
Options:
A. plasma rays
B. ultraviolet rays
C. sunlight rays
D. gamma rays | D |
Question: Glycolysis harvests chemical energy by oxidizing glucose to what?
Options:
A. pyruvate
B. cellulose
C. chlorophyll
D. oxygen | A |
Question: What is the term for the most abundant species in a community, characterized by high competitive abilities?
Options:
A. carnivores
B. keystone species
C. merging species
D. dominant species | D |
Question: Salt-water biomes in the ocean are called what?
Options:
A. marine organelles
B. marine species
C. marine biomes
D. ocean biomes | C |
Question: What occurs before the endometrium thickens in estrous cycles?
Options:
A. pregnancy
B. fertilization
C. copulation
D. ovulation | D |
Question: Structures like the human tail bone and whale pelvis are called what?
Options:
A. parasitic structures
B. primordial structures
C. vestigial structures
D. adaptations | C |
Question: Hazardous waste is material that is toxic, chemically active, corrosive, or what?
Options:
A. inactive
B. decomposed
C. flammable
D. organic | C |
Question: Which component of the electron transport chain does cyanide inhibit?
Options:
A. mitochondrial matrix
B. cytochrome c oxidase
C. succinate dehydrogenase
D. adenosine diphosphate | B |
Question: Diseases of this system include epilepsy, strokes, and alzheimer’s disease
Options:
A. nervous system
B. circulatory system
C. infectious system
D. endocrine system | A |
Question: About how full is the outer energy level in metalloids?
Options:
A. half full
B. three-fourth full
C. a quarter full
D. nearly empty | A |
Question: Which chemical element is the basis of all life on earth?
Options:
A. nitrogen
B. carbon
C. hydrogen
D. oxygen | B |
Question: What structures of the cardiovascular system help regulate body processes by either constricting or dilating?
Options:
A. cartilage
B. capillaries
C. blood vessels
D. muscles | C |
Question: What is the term for the class of ectothermic, four-legged vertebrates that produce amniotic eggs?
Options:
A. Turtles
B. amphibians
C. reptiles
D. mammals | C |
Question: The goal of proteomics is to identify or compare what substances expressed from a given genome under specific conditions, study the interactions between them, and use the information to predict cell behavior or develop drug targets?
Options:
A. proteins
B. dna
C. rna
D. cells | A |
Question: Radiometric dating methods, such as carbon-14 dating depend on what type of decay?
Options:
A. microwave
B. nuclear
C. radioactive
D. carbon | C |
Question: What is the brightest star in the orion constellation?
Options:
A. natel
B. omicron
C. rigel
D. sol | C |
Question: Which organelle specific to plant cells is responsible for photosynthesis?
Options:
A. the lipid
B. the vacuole
C. the chloroplast
D. the mitochondria | C |
Question: What is another word for thermal energy?
Options:
A. humidity
B. solar
C. temperature
D. heat | D |
Question: Roots grow in length and width from the primary and secondary what?
Options:
A. meristem
B. leaf
C. pistil
D. frill | A |
Question: What often form symbiotic associations with much larger organisms?
Options:
A. prokaryotes
B. eukaryotes
C. viruses
D. protists | A |
Question: Name the fever that is caused by a virus that has antigens similar to molecules in human heart tissues.
Options:
A. chronic fever
B. yellow fever
C. Dengue fever
D. rheumatic fever | D |
Question: What is the smallest planet in our solar system?
Options:
A. Jupiter
B. Mars
C. mercury
D. Earth | C |
Question: What is the term for when a substance boils and changes to gas?
Options:
A. boiling point
B. activation point
C. changing point
D. reaction point | A |
Question: Where are hormones released?
Options:
A. brain
B. lungs
C. bloodstream
D. liver | C |
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