question stringlengths 68 502 | answer stringclasses 4
values |
|---|---|
Question: Light waves differ based on their frequency and what else?
Options:
A. density
B. weight
C. voltage
D. amplitude | D |
Question: What kind of diseases can be difficult to treat because they live inside the host's cells, making it hard to destroy them without killing host cells?
Options:
A. superfluous diseases
B. nucleus diseases
C. viral diseases
D. cancerous diseases | C |
Question: What type of cellular respiration occurs in the presence of oxygen?
Options:
A. hyperbaric
B. aerobic
C. extracellular
D. anaerobic | B |
Question: Stomata must control the transpiration of water vapor and the exchange of carbon dioxide and oxygen that take place during what process?
Options:
A. spermatogenesis
B. fertilization
C. photosynthesis
D. glycolysis | C |
Question: If pollination and fertilization occur, a diploid zygote forms within an ovule, located where
Options:
A. bladder
B. testicle
C. ovary
D. uterus | C |
Question: What makes up 99 percent of air?
Options:
A. phosphorus and oxygen
B. dioxide and nitrogen
C. oxygen and dioxide
D. nitrogen and oxygen | D |
Question: What is the process in which producers get their energy from sources other than the sun?
Options:
A. phototropism
B. chemosynthesis
C. electrolysis
D. biosynthesis | B |
Question: Parasitism, mutualism, and commensalism are instances of what type of interaction?
Options:
A. antibiotic
B. semantic
C. enzymatic
D. symbiotic | D |
Question: The cell wall of plants is made up of a complex carbohydrate that is a polymer of what sugar?
Options:
A. glucose
B. sucrose
C. fructose
D. insulin | A |
Question: Which metal is not a solid even at room temperature?
Options:
A. iron
B. copper
C. mercury
D. aluminum | C |
Question: How do molecules react when a gas is heated?
Options:
A. they move faster
B. they explode
C. they move slower
D. they disintegrate | A |
Question: Mountain building and earthquakes are some of the responses of rocks when subected to what?
Options:
A. weather
B. stress
C. time
D. erosion | B |
Question: What is defined as maintaining a stable internal environment?
Options:
A. homeostasis
B. consciousness
C. ketosis
D. peristalsis | A |
Question: What element chemically weathers rock by combining with a metal?
Options:
A. oxygen
B. nitrogen
C. carbon
D. hydrogen | A |
Question: Porifera are parazoans that exhibit simple organization and lack true what?
Options:
A. molecules
B. cell membranes
C. tissues
D. nuclei | C |
Question: The values of which factors are controlled by the experimenter over the course of an experiment?
Options:
A. independent approaches
B. independent elements
C. other variables
D. independent variables | D |
Question: What are the most common causes of brain injuries?
Options:
A. falls
B. lightning strikes
C. excessive shaking
D. alcohol poisoning | A |
Question: Electrons are located at fixed distances from the nucleus, what are they called?
Options:
A. Positive levels
B. energy levels
C. Energy layers
D. energy concentrations | B |
Question: Which factor has a big impact on coastal climates?
Options:
A. ocean waves
B. tsunami
C. large ocean currents
D. tide | C |
Question: What occurs when light bends as it passes from one type of matter to another?
Options:
A. vibration
B. refraction
C. resonance
D. reflection | B |
Question: What is a polymer formed by chain addition reactions between monomers that contain a double bond called?
Options:
A. a linear polymer
B. a branched polymer
C. an addition polymer
D. an addition monolayer | C |
Question: What do you call resources that can be replaced at the rate they are being used?
Options:
A. innovative
B. abundant
C. viable
D. renewable | D |
Question: The type of vesicle transport that moves a substance out of the cell is called?
Options:
A. morphogenesis
B. endocytosis
C. exocytosis
D. metabolism | C |
Question: What characteristic of birds is related to the food they eat?
Options:
A. tail
B. feathers
C. feet
D. beak | D |
Question: What tube carries urine out of the body?
Options:
A. fallopian tube
B. kidney
C. urethra
D. uterus | C |
Question: What plant products may be classified as simple, aggregate, multiple, or accessory, depending on their origin?
Options:
A. pods
B. flowers
C. leaves
D. fruits | D |
Question: What term describes the amount of material present in an object?
Options:
A. density
B. volume
C. mass
D. weight | C |
Question: What class of animals includes the subgroups rodents, carnivores, insectivores, bats, and primates?
Options:
A. insects
B. amphibians
C. reptiles
D. mammals | D |
Question: What is the transfer of thermal energy by waves that can travel through empty space called?
Options:
A. convection
B. induction
C. radiation
D. vibration | C |
Question: The lighter photic zone and darker aphotic zone are determined by what?
Options:
A. water reflection
B. water depth
C. water density
D. water shape | B |
Question: Plant cuttings are an example of what type of reproduction?
Options:
A. asexual
B. heterosexual
C. homosexual
D. autosexual | A |
Question: Destructive interference in waves occurs when what things overlap?
Options:
A. three troughs
B. two troughs
C. two waves
D. three waves | B |
Question: When two plates of continental crust collide, the material pushes upward and forms what?
Options:
A. low mountain range
B. valleys
C. high mountain range
D. fault lines | C |
Question: What is split to produce nuclear energy?
Options:
A. molecules
B. chemicals
C. protons
D. atoms | D |
Question: What measures the amount of matter in an object?
Options:
A. amounts
B. weight
C. concentrations
D. mass | D |
Question: What is the primary component of steel alloys?
Options:
A. carbon
B. iron
C. alluminum
D. titanium | B |
Question: Light energy is absorbed by which kind of molecule?
Options:
A. nutrient
B. inorganic
C. chlorophyll
D. parasite | C |
Question: What is the second class of fish after ray-finned fish?
Options:
A. star-finned fish
B. pine - finned fish
C. spar - finned fish
D. lobe-finned fish | D |
Question: Regulation of endocrine depends on the hypothalmus and what other gland?
Options:
A. pituitary
B. thyroid
C. adrenal
D. salivary | A |
Question: What according to scientists is the major cause of depression?
Options:
A. high fat diets
B. low thyroid levels
C. high serotonin levels
D. low serotonin levels | D |
Question: What is a soft, malleable, and corrosion resistant material called?
Options:
A. gold
B. lead
C. copper
D. tin | B |
Question: Momentum is a vector quantity that has the same direction as what?
Options:
A. object energy
B. initial speed
C. object ' s velocity
D. inertia | C |
Question: What type of role does cartilage play in the human skeleton?
Options:
A. insignificant
B. life saving
C. important
D. variable | A |
Question: Prokaryotes divide via binary fission and do not undergo what process of cell division?
Options:
A. fusion
B. prophase
C. mitosis
D. meiosis | C |
Question: Light with the shortest wavelength appears as what color?
Options:
A. green
B. blue
C. violet
D. red | C |
Question: What is lava called before it reaches the surface of the earth?
Options:
A. crust
B. pyrite
C. magma
D. rock | C |
Question: What is the term for atherosclerosis of arteries that supply the heart muscle?
Options:
A. coronary heart disease
B. cardiovascular disease
C. essential heart disease
D. rapid heart disease | A |
Question: Food is chemical energy stored in what?
Options:
A. typical molecules
B. DNA molecules
C. organic molecules
D. oxygen molecules | C |
Question: What has a bigger impact on water quality, natural events or human activity?
Options:
A. water quality
B. natural events
C. human activity
D. all of the above | C |
Question: What is the amount of energy required to begin a chemical reaction known as?
Options:
A. activation energy
B. positive energy
C. reaction energy
D. decomposition energy | A |
Question: Acne is a skin disturbance that typically occurs on areas of the skin that are rich in sebaceous glands (face and back). it is most common along with the onset of puberty due to association with these?
Options:
A. thermal changes
B. mental changes
C. digestive changes
D. hormonal changes | D |
Question: What are the two main components in a battery?
Options:
A. anode and a cathode
B. vortex and a cathode
C. anode and a vortex
D. filter and a cathode | A |
Question: Lots of volcanoes form along which boundaries?
Options:
A. deposit plate bounderies
B. subduction plate boundaries
C. geyser plate boundaries
D. basalt plate boundaries | B |
Question: Which body organ filters the blood in the body and creates urine?
Options:
A. intestines
B. the arteries
C. liver
D. the kidneys | D |
Question: Compared with the molecules of many other substances, molecules of water are strongly attracted to what?
Options:
A. each other
B. nothing
C. hydrogen
D. helium | A |
Question: Greater reflection off what atmospheric layer allows am radio waves to travel even farther at night than they can during the day?
Options:
A. ionosphere
B. exosphere
C. troposphere
D. stratosphere | A |
Question: Earth spinning as air moves over its surface causes what?
Options:
A. seasons
B. centrifugal effect
C. coriolis effect
D. axial tilt | C |
Question: Beryllium hydride consists of a central beryllium atom with two single bonds to what?
Options:
A. hydrogen atoms
B. metabolic atoms
C. nitrogen atoms
D. calcium atoms | A |
Question: Amides are actually formed by bringing together an amine-containing molecule and molecule containing what?
Options:
A. Fatty acid
B. carboxylic acid
C. oxidize acid
D. polymer acid | B |
Question: What are long living plasma cells called?
Options:
A. context cells
B. memory cells
C. device cells
D. brain Cells | B |
Question: When do homologous chromosomes separate and go to different gametes?
Options:
A. during electrolysis
B. after meiosis
C. before meiosis
D. during meiosis | D |
Question: What type of cells are often the product of normal cells that have lost the ability to regulate the cell cycle?
Options:
A. cancerous cells
B. sick cells
C. corrosive cells
D. uncontrolled cells | A |
Question: Which ductless gland releases secretions directly into surrounding tissues and fluids?
Options:
A. pineal gland
B. adrenal glands
C. endocrine gland
D. marrow gland | C |
Question: When different types of tissues work together to perform a unique function, what do they form?
Options:
A. organ
B. organs
C. Brian
D. produce | A |
Question: Over 90% of the energy we use comes originally from what?
Options:
A. water
B. sun
C. horizon
D. earth | B |
Question: What term is used to describe an illusion that light from faraway objects is reflected by a pool of water that is not really there?
Options:
A. prototype
B. Mirror
C. mirage
D. version | C |
Question: How do prokaryotes reproduce?
Options:
A. unusually
B. asexually
C. sexually
D. inorganically | B |
Question: What does hemoglobin in blood carry to the cells?
Options:
A. nitrogen
B. methane
C. oxygen
D. carbon dioxide | C |
Question: Surface tension comes from the fact that particles at the surface of a liquid do not experience interactions from all directions which leads to what on the surface?
Options:
A. degradation of forces
B. imbalance of forces
C. floating particles
D. waves | B |
Question: Where do biochemical reactions occer?
Options:
A. inside labs
B. inside organisms
C. in the environment
D. outside organisms | B |
Question: What type of behavior has the advantage of being flexible and capable of changing to suit changing conditions?
Options:
A. inherited behavior
B. noted behavior
C. saved behavior
D. learned behavior | D |
Question: This process breaks rocks and other surface materials into much smaller pieces?
Options:
A. weathering
B. chemical reaction
C. leaching
D. corrosion | A |
Question: What is the main element in organic compounds?
Options:
A. carbon
B. hydrogen
C. nitrogen
D. oxygen | A |
Question: What is the basic unit of matter?
Options:
A. ions
B. atoms
C. calories
D. neutrons | B |
Question: What theory proposes that microorganisms are the cause of many diseases?
Options:
A. malignant theory
B. evolution theory
C. germ theory
D. mutated theory | C |
Question: Water is a polar compound, so its molecules are attracted to each other and form what kind of bonds?
Options:
A. carbon
B. helium
C. mixed
D. hydrogen | D |
Question: What is the term for a substance that causes the speed of a reaction to increase?
Options:
A. indicate
B. catalyst
C. monite
D. component | B |
Question: What is it called when rays focus at different distances from the lens?
Options:
A. spherical aberration
B. constant aberration
C. angular aberration
D. carbon aberration | A |
Question: Brass and bronze are examples of what type of mixture composed of two or more elements, at least one of which is a metal?
Options:
A. compound
B. halloid
C. metalloid
D. alloy | D |
Question: What is a region of repetitive noncoding nucleotide sequences at each end of a chromosome?
Options:
A. cytoskeleton
B. diploid
C. cellular
D. telomere | D |
Question: What is the color of mercury oxide?
Options:
A. red
B. green
C. orange
D. yellow | A |
Question: At a convergent plate boundary, when one plate is oceanic, there are large what?
Options:
A. earthquakes
B. plateaus
C. volcanoes
D. lakes | C |
Question: What is the term for the wavelengths of light humans can see?
Options:
A. radiation
B. visible light
C. distinct light
D. ultraviolet light | B |
Question: What is the charge on a single electron known as?
Options:
A. electron charge
B. basic charge
C. fundamental charge
D. elementary charge | D |
Question: What mineral that occurs in bones helps combat osteoporosis?
Options:
A. iron
B. magnesium
C. potassium
D. calcium | D |
Question: When the wind deposits sand, it forms small hills, what are these hills called?
Options:
A. mud puddles
B. sand tunnels
C. snow banks
D. sand dunes | D |
Question: Carboxylic acids have an acidic hydrogen atom, but esters do not. what do esters have in place of an acidic hydrogen atom?
Options:
A. synthesis group
B. crystallization group
C. hydrocarbon group
D. carbonation group | C |
Question: Latitude, humidity, and elevation affect the type of what, a term for a large naturally occurring community?
Options:
A. biome
B. territory
C. ecosystem
D. climate | A |
Question: The distance between two crests of a wave of light is referred to as what, which is related to the color of light?
Options:
A. wavelength
B. magnitude
C. bandwidth
D. spectrum | A |
Question: What is the basic unit of structure and function in all organisms?
Options:
A. the cell
B. the electron
C. the atom
D. the neutron | A |
Question: Which organ in the human body filters blood and excretes urine?
Options:
A. the thyroid
B. the kidney
C. the bladder
D. the liver | B |
Question: Sugars are simple types of what biochemical compounds and possess relatively small molecules?
Options:
A. vegetables
B. lipids
C. carbohydrates
D. proteins | C |
Question: What type of tissue is blood?
Options:
A. muscular
B. epithelial
C. nervous
D. connective | D |
Question: What is the force that causes objects to fall down to the ground?
Options:
A. pull
B. motion
C. gravity
D. velocity | C |
Question: The distance of stars is measured in what terms, meaning the light takes many thousands of years to reach us?
Options:
A. light months
B. light hours
C. light years
D. light decades | C |
Question: What type of matter often sinks into cracks between rocks?
Options:
A. energy
B. vapor
C. liquid
D. algae | C |
Question: Name a one-celled organism that can be found on your skin, in the ground, or in all different types of water.
Options:
A. fungus
B. bacteria
C. pathogens
D. virus | B |
Question: What type of power is generated using a nonrenewable resource?
Options:
A. solar power
B. nuclear power
C. wind power
D. water power | B |
Question: The earth is tilted on its what?
Options:
A. compass
B. axis
C. top
D. radius | B |
Question: What can human facial expressions communicate?
Options:
A. behaviors
B. emotions
C. theories
D. ideas | B |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.