question stringlengths 68 502 | answer stringclasses 4
values |
|---|---|
Question: When your body digests food, it breaks down the molecules of nutrients and releases what?
Options:
A. waste materials
B. gas
C. calories
D. energy | D |
Question: The first period of the paleozoic era was called what?
Options:
A. carboniferous
B. permian
C. ordovician
D. cambrian | D |
Question: What is a molecule with two fatty acids and a modified phosphate group attached to a glycerol backbone?
Options:
A. amino acid
B. polymer
C. carbohydrate
D. phospholipid | D |
Question: Some women experience cramping and pain before and during what monthly cycle?
Options:
A. deformation
B. menstruation
C. inflammation
D. reproduction | B |
Question: What is the attraction of oppositely charged ions caused by electron transfer called?
Options:
A. covalent bond
B. ionic bond
C. solvent bond
D. velocity bond | B |
Question: What process converts the sun's hydrogen nuclei into helium?
Options:
A. combustion
B. nuclear fusion
C. nuclear fission
D. solar fission | B |
Question: Both solids and liquids hold a definite what?
Options:
A. mass
B. shape
C. volume
D. size | C |
Question: Because the fields that make up an electromagnetic wave are at right angles to each other and to the direction that the wave travels, an electromagnetic wave is considered what?
Options:
A. transverse wave
B. transverse wave
C. insverse wave
D. stimulation wave | A |
Question: Which measure indicates the number of electrons in a given sublevel?
Options:
A. subscripts
B. mole
C. superscripts
D. coefficients | C |
Question: Because force and electric field are what, they have direction as well as their value?
Options:
A. vectors
B. mass
C. sensors
D. neurons | A |
Question: Acceleration is a vector, and thus has a both a magnitude and what else?
Options:
A. temperature
B. pressure
C. direction
D. wavelength | C |
Question: What is it called when individual organisms work together with one another?
Options:
A. cooperation
B. continuation
C. competition
D. dualism | A |
Question: How thick is the earth's continental crust, on average?
Options:
A. 15 kilometers
B. 25 kilometers
C. 35 kilometers
D. 60 kilometers | C |
Question: Which organ has a thick mucus lining that protects the underlying tissue from the action of the digestive juices?
Options:
A. spleen
B. liver
C. colon
D. stomach | D |
Question: What historical event taught people that soil could be lost by plowing and growing crops and encouraged new methods to prevent erosion?
Options:
A. the dust bowl
B. the debris bowl
C. the land bowl
D. the flow bowl | A |
Question: In what phase is the moon brightly illuminated?
Options:
A. crescent
B. full moon
C. blue moon
D. new moon | B |
Question: What do vectors possess that scalars do not?
Options:
A. magnitude and direction
B. direction and texture
C. height and polarity
D. magnitude and weight | A |
Question: What are the food making factories of plants?
Options:
A. stems
B. fruits
C. leaves
D. roots | C |
Question: What does a pollinator pick from its body and carry directly to another plant of the same species?
Options:
A. egg
B. pollen
C. spore
D. pathogen | B |
Question: Melting ice cubes and freezing water are examples of change of what?
Options:
A. volume
B. state
C. role
D. role | B |
Question: What is the term for heterotrophs that eat only or mainly animals?
Options:
A. omnivores
B. carnivores
C. parasites
D. predators | B |
Question: How much work is done when a force is applied in a different direction than the direction of movement?
Options:
A. half
B. none
C. full
D. minimum | B |
Question: The mercury or alcohol in a common glass what changes its volume as the temperature changes?
Options:
A. calculator
B. compass
C. thermometer
D. barometer | C |
Question: What are commonly used to control insect pests, but can have harmful effects on the environment?
Options:
A. fertilizers
B. insecticides
C. Herbicides
D. toxins | B |
Question: The components of what keep their own identity when they combine and can usually be easily separated?
Options:
A. solution
B. compound
C. alloy
D. mixture | D |
Question: What type of light can mosquitoes see?
Options:
A. infared
B. spicule
C. trichina
D. neon | A |
Question: What subject is a way of learning about the natural world that is based on evidence and logic?
Options:
A. geology
B. geography
C. science
D. evolution | C |
Question: Chloroplasts are present only in cells of eukaryotes capable of what process?
Options:
A. hydrolysis
B. photosynthesis
C. digestion
D. sexual reproduction | B |
Question: Shielding should be used when receiving x-rays to limit exposure to what potentially harmful form of energy?
Options:
A. pollution
B. radiation
C. convection
D. evaporation | B |
Question: What is the way animals act either alone or with other animals called?
Options:
A. animal way
B. animal lifestyle
C. animal behavior
D. animal point | C |
Question: What three primary colors of light can be distinguished by the human eye?
Options:
A. yellow, green, blue
B. red, green, blue
C. red, green, yellow
D. blue, red, orange | B |
Question: Which body system releases hormones that act on target cells to regulate development, growth, energy metabolism, reproduction, and many behaviors?
Options:
A. endocrine system
B. pituitary
C. lymphatic
D. exocrine system | A |
Question: What is the main difference between eukaryotic and prokaryotic cells?
Options:
A. eukaryotic cells have a flagella
B. eukaryotic cells have a nucleus
C. prokaryotic cells have a nucleus
D. eukaryotic cells have a cell wall | B |
Question: What forms when cells start to grow out of control?
Options:
A. moles
B. tumor
C. inflammation
D. fat | B |
Question: Organs, vessels, and lymph make up what system?
Options:
A. circulatory
B. nervous
C. lymphatic
D. digestive | C |
Question: Like the marketplace, the metabolic economy is regulated by what basic principle?
Options:
A. jobs and demand
B. supply and demand
C. price and demand
D. industrial and demand | B |
Question: As roots grow longer they will always do what?
Options:
A. get larger
B. get thicker
C. grow downward
D. change direction | C |
Question: Which virus causes cold sores?
Options:
A. herpes virus
B. stilts virus
C. flu virus
D. microbes virus | A |
Question: Duplicated chromosomes are composed of two sister what?
Options:
A. eukaryotes
B. nucleotides
C. karyotypes
D. chromatids | D |
Question: What is the name of anything that has mass and takes up space?
Options:
A. carbon
B. matter
C. depth
D. solid | B |
Question: The units of time, day and year are based on what?
Options:
A. moon phases
B. motions of the sun
C. motions of earth
D. gravitational waves | C |
Question: What is the term for an amount of force pushing against a given area?
Options:
A. pressure
B. resistance
C. force
D. mass | A |
Question: What is the region called where an electron is most likely to be found?
Options:
A. the orbital
B. the ellipse
C. the nucleus
D. the shell | A |
Question: Many glasses eventually crystallize, rendering them brittle and this?
Options:
A. molten
B. powdered
C. soft
D. opaque | D |
Question: What is magnetism produced by an electrical current?
Options:
A. exomagnetism
B. hydromagnetism
C. strong magnetism
D. electromagnetism | D |
Question: A weak and temporary dipole that influences nearby atoms through electrostatic attraction and repulsion is known as what?
Options:
A. a fused dipole
B. an instantaneous dipole
C. an debased dipole
D. an incomplete dipole | B |
Question: The motion of molecules in a gas is random in magnitude and direction for individual molecules, but a gas of many molecules has a predictable distribution of what, which is called the maxwell-boltzmann distribution?
Options:
A. molecular rate
B. molecular speeds
C. molecular shape
D. molecular size | B |
Question: What helps the cell continually renew itself?
Options:
A. centrosome
B. lysosomes
C. lymphocytes
D. vacuole | B |
Question: One of the fundamental laws of chemistry deals with the fact that we cannot create or destroy what?
Options:
A. time
B. protein
C. matter
D. stars | C |
Question: What are the tiny, tube-shaped structures found inside a kidney called?
Options:
A. jejunum
B. neurons
C. nephrons
D. dendrites | C |
Question: How many sperm does it take to fertilize an egg?
Options:
A. two
B. ten
C. one
D. five | C |
Question: What type of climate is found mostly near the equator?
Options:
A. warm subtropical
B. warm tropical
C. cool tropical
D. hot dessert | B |
Question: Metabolism is the collection of what that occur in an organism?
Options:
A. chemical reactions
B. mechanical reactions
C. growth reactions
D. mineral reactions | A |
Question: What is the arrangement of a t-tubule with the membranes of sr on either side called?
Options:
A. triad
B. aracnid
C. acid
D. orchid | A |
Question: What is the name of the order that salamanders belong to?
Options:
A. aneuploid
B. urodela
C. platyhelminth
D. oronthalic | B |
Question: What is the tough tissue that contains collagen?
Options:
A. membrane
B. cartilage
C. fiber
D. muscle | B |
Question: What common ailment is typically caused by tense muscles in the shoulders, head and neck?
Options:
A. fever
B. headache
C. pollution
D. disturbances | B |
Question: How many watts equals a horse power?
Options:
A. 745
B. 375
C. 904
D. 695 | A |
Question: Some microorganisms can digest cellulose, breaking it down into what?
Options:
A. gluclose polymers
B. fructose monomers
C. fructose polymers
D. glucose monomers | D |
Question: Where does most geological activity take place?
Options:
A. plate boundaries
B. plate waves
C. plate medians
D. plate buildings | A |
Question: What can be used to mechanically separate the two elements by attracting the iron filings out of the mixture and leaving the sulfur behind?
Options:
A. magnet
B. laser
C. graduated cylinder
D. centrifuge | A |
Question: What forms when a solute dissolves in a solvent?
Options:
A. chemical
B. gas
C. solution
D. liquid | C |
Question: The enteric nervous system provides intrinsic innervation, and the autonomic nervous system provides this?
Options:
A. complex innervation
B. autonomic innervation
C. arise innervation
D. extrinsic innervation | D |
Question: Virtually all aquatic organisms depend directly or indirectly on what for food?
Options:
A. prokaryotes
B. growths
C. ground beef
D. protists | D |
Question: Saltwater is a homogeneous mixture, another term for what?
Options:
A. lipid
B. element
C. structure
D. solution | D |
Question: What connects the two hemispheres of the brain?
Options:
A. corpus callosum
B. disruption callosum
C. The brain stem
D. holy callosum | A |
Question: Cells like a prokaryotic cell, a eukaryotic cell has a plasma membrane, cytoplasm, and ribosomes, but a eukaryotic cell is typically larger than a prokaryotic cell, has a true nucleus (meaning its dna is surrounded by a membrane), and has other membrane-bound organelles that allow for what?
Options:
A. compar... | A |
Question: Colonial organisms were probably one of the first evolutionary steps towards which type of organisms?
Options:
A. multicellular
B. mutated
C. fetus
D. double cellular | A |
Question: What do you call accumulation of excess water in the tissues?
Options:
A. gout
B. diuretic
C. asthma
D. edema | D |
Question: Transport epithelia that function in maintaining water balance also often function in disposal of what?
Options:
A. organisms wastes
B. metabolic wastes
C. bacteria
D. absorption wastes | B |
Question: What is magnetism produced by electricity called?
Options:
A. momentum
B. electromagnetism
C. electrical attraction
D. excitation | B |
Question: What is an area that is saturated with water or covered by water for at least one season of the year?
Options:
A. a bog
B. a wetland
C. a valley
D. a peat | B |
Question: How are bacteria identified and classified?
Options:
A. by their color
B. by there movement
C. by there cell count
D. by their shape | D |
Question: What do we call forces that act on the system from outside?
Options:
A. material
B. internal
C. static
D. external | D |
Question: Prostaglandins also help regulate the aggregation of platelets, one step in the formation of what?
Options:
A. bloats
B. cysts
C. acne
D. blood clots | D |
Question: Deceleration is the opposite of what?
Options:
A. stopping
B. acceleration
C. vibration
D. stimulation | B |
Question: Each cell and every living thing requires what?
Options:
A. salt
B. potassium
C. calcium
D. energy | D |
Question: In the human body, what do you call the intersection where the paths for air and food cross.?
Options:
A. esophagus
B. cloaca
C. larynx
D. pharynx | D |
Question: Air conditioning systems can incubate certain bacteria and what else?
Options:
A. mold
B. wood
C. root
D. Cancer | A |
Question: The toothlessness of modern birds, which serves to trim the weight of the head, is an example of what?
Options:
A. variety
B. mutation
C. genetic drift
D. adaptation | D |
Question: What are the active transport mechanisms by which molecules enter and leave the cell inside vesicles?
Options:
A. endocytosis and exocytosis
B. dielectric and exocytosis
C. endocytosis and oxidation
D. oxidation and exocytosis | A |
Question: Fractures, rickets, and osteoarthritis all affect what part(s) of the body?
Options:
A. Heart
B. bones
C. animals
D. fossils | B |
Question: Name the closest living relatives of tetrapods?
Options:
A. lungfishes
B. spinefishes
C. shrimp
D. lumpfishes | A |
Question: What type of air may get stuck on the windward side of a mountain range?
Options:
A. steady air
B. brisk air
C. maritime air
D. live air | C |
Question: Most protists are aquatic organisms and need what kind of environment to survive?
Options:
A. moist
B. warm
C. cold
D. dry | A |
Question: The help with diffusion comes from special proteins in the membrane known as what?
Options:
A. lazy proteins
B. installation proteins
C. transport proteins
D. navigation proteins | C |
Question: The extracellular matrix of most animal cells contains abundant amounts of what protein, which helps hold things together?
Options:
A. actin
B. elastin
C. collagen
D. keratin | C |
Question: What are two types of lobe finned fish?
Options:
A. moles and lungfish
B. sharks and piranha
C. piranha and pike
D. coelacanths and lungfish | D |
Question: What is the rate of change of velocity called?
Options:
A. speed
B. acceleration
C. vibration
D. transmission | B |
Question: What is the main organ required for respiration in mammals?
Options:
A. the diaphragm
B. the brain
C. the lungs
D. the heart | C |
Question: Molecules are represented by symbols that all who agree on?
Options:
A. geologists
B. chemists
C. astrologists
D. physics | B |
Question: What is the smallest unit of time commonly based on?
Options:
A. second
B. minute
C. millimeter
D. hour | A |
Question: Atoms cannot be subdivided, created, or what?
Options:
A. observed
B. contaminated
C. destroyed
D. contained | C |
Question: What process changes a liquid to a gas without boiling?
Options:
A. evaporation
B. absorption
C. bubbling
D. melting | A |
Question: Every peripheral nerve is connected directly or indirectly to what?
Options:
A. the optimal cord
B. the umbilical chord
C. the spinal cord
D. the functional cord | C |
Question: The four phases of mitosis are prophase, metaphase, anaphase and what?
Options:
A. postphase
B. spirogyra
C. telophase
D. trichina | C |
Question: Pathogenic prokaryotes usually cause illness by producing what?
Options:
A. poisons
B. ions
C. organisms
D. insects | A |
Question: Once cells _______, they can no longer divide
Options:
A. mature
B. migrate
C. propagate
D. differentiate | D |
Question: Phase labels - and even special conditions - are sometimes included for the substances that are part of what?
Options:
A. chemical equations
B. solid equations
C. toxic equations
D. carbon equations | A |
Question: Body waves travel through the earth and arrive at seismograms before what?
Options:
A. surface waves
B. function waves
C. sound waves
D. velocity waves | A |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.