prompt
stringlengths 51
646
| completion
stringclasses 8
values | source
stringclasses 3
values |
|---|---|---|
What is the term for species in symbiotic relationships evolving together?
A. interconnection
B. coevolution
C. innervation
D. autogeneration
Answer:
|
B
|
sciq
|
Hemoglobin, with four polypeptide chains or subunits, is the most frequently cited example of a protein having what kind of structure?
A. ternary
B. unary
C. binary
D. quaternary
Answer:
|
D
|
sciq
|
What causes blood vessels to grow toward the tumour in cancer cells?
A. signaling molecules
B. addressing molecules
C. harnessing molecules
D. communicating molecules
Answer:
|
A
|
sciq
|
What is igneous rock created from?
A. magma cooling
B. carbon dioxide
C. magma aging
D. volcanic ash
Answer:
|
A
|
sciq
|
What is the exchange of gases between the body and outside air?
A. secretion
B. expulsion
C. respiration
D. metabolism
Answer:
|
C
|
sciq
|
What type of metal is a good conductor of electricity?
A. Aluminium
B. Tin
C. zinc
D. copper
Answer:
|
D
|
sciq
|
What is the study of ecosystems?
A. ecology
B. physics
C. botany
D. geology
Answer:
|
A
|
sciq
|
Where do sperm go after leaving the testicles and before entering the vas deferens?
A. anus
B. skin
C. clitoris
D. epididymis
Answer:
|
D
|
sciq
|
What theory brings together continental drift and seafloor spreading?
A. theory of water tectonics
B. theory of front tectonics
C. theory of order tectonics
D. theory of plate tectonics
Answer:
|
D
|
sciq
|
Different forms of the same element are called what?
A. polymorphs
B. subclasses
C. allotropes
D. amines
Answer:
|
C
|
sciq
|
What is the only marsupial in north america?
A. Raccoon
B. Didelphinae
C. Marmosa
D. oppossum
Answer:
|
D
|
sciq
|
What is the generation of electricity using photovoltaic cells to split water molecules called?
A. photovoltaic cells
B. aqua-electricity
C. photoelectrolysis
D. hybrid electricity
Answer:
|
C
|
sciq
|
What does the color of soil indicate?
A. temperature
B. chemical makeup
C. fertility
D. density
Answer:
|
C
|
sciq
|
What kind of charge does a neutron have?
A. neutral
B. negative
C. positive
D. static
Answer:
|
A
|
sciq
|
But a point mutation can also change a codon for an amino acid into a what?
A. stop mutation
B. axon
C. stop codon
D. exon
Answer:
|
C
|
sciq
|
The location of an object in a frame of reference is called what?
A. fact
B. marker
C. position
D. change
Answer:
|
C
|
sciq
|
What kind of change causes evolution in population?
A. morphogenesis frequency changes
B. transgenic frequency changes
C. allele frequency changes
D. paragenic frequency changes
Answer:
|
C
|
sciq
|
What type of lipids contain the element phosphorus, carbon, hydrogen and oxygen?
A. eukaryotes
B. alleles
C. phospholipids
D. filaments
Answer:
|
C
|
sciq
|
Photosynthesis requires light, water and what else?
A. seasons
B. nitrogen
C. carbon dioxide
D. soil
Answer:
|
C
|
sciq
|
Tropical rainforest, temperate grassland, and tundra are examples of what type of biomes?
A. atmospheric
B. oceanic
C. terrestrial
D. horizontal
Answer:
|
C
|
sciq
|
What is described by the concentration of hydrogen ions in a solution?
A. oxidation
B. hydrogeny
C. ph
D. neutrality
Answer:
|
C
|
sciq
|
Which theory states that all organisms are composed of one or more cells, the cell is the basic unit of life, and new cells arise from existing cells?
A. theory of evolution
B. unified cell theory
C. microcellular theory
D. natural selection
Answer:
|
B
|
sciq
|
Light retains its original color under water because what remains the same when light is refracted?
A. frequency
B. sound
C. wave length
D. density
Answer:
|
A
|
sciq
|
What are interferons?
A. T cells
B. oncogenes
C. cytokines
D. pathogens
Answer:
|
C
|
sciq
|
What is the air that remains after a forced exhalation called?
A. remaining volume
B. kinetic volume
C. residual volume
D. abundant volume
Answer:
|
C
|
sciq
|
What is the term for a gas that completely abides by the kinetic-molecular theory?
A. ideal gas
B. fast gas
C. cold gas
D. heat gas
Answer:
|
A
|
sciq
|
What is required to partially overcome the attractive forces between molecules in a solid to form a liquid?
A. energy
B. oxygen
C. fuel
D. hydrogen
Answer:
|
A
|
sciq
|
Cephalochordates have a notochord and nerve cord but not a?
A. digestive system
B. nervous system
C. brain
D. backbone
Answer:
|
D
|
sciq
|
Name the physicist who discovered radioactivity?
A. louis pasteur
B. albert einstein
C. neal degrasse tyson
D. antoine henri becquerel
Answer:
|
D
|
sciq
|
Researchers have identified the receptor proteins for all of the tastes except which?
A. acid
B. bitter
C. salty
D. sweet
Answer:
|
C
|
sciq
|
What has high surface tension because of extensive hydrogen bonding?
A. gases
B. air
C. hydrocarbons
D. water
Answer:
|
D
|
sciq
|
Where are sponges most likely anchored to?
A. reef or rock
B. beaches
C. sand
D. sea floor
Answer:
|
A
|
sciq
|
What do jellyfish use to startle predators?
A. harsh light
B. bicellular light
C. visible light
D. black light
Answer:
|
C
|
sciq
|
What do corals secrete that builds up to become a coral reef?
A. exoskeleton
B. mucous
C. scales
D. membrane
Answer:
|
A
|
sciq
|
What layer covers the bones that make them look tough, shiny, and white?
A. epithelium
B. epidermis
C. cuticle
D. periosteum
Answer:
|
D
|
sciq
|
John dalton thought that what unit, which means "indivisible", could not be divided into smaller, simpler particles?
A. nucleus
B. electron
C. neutron
D. atom
Answer:
|
D
|
sciq
|
What gems are created by mollusks, such as oysters?
A. crystals
B. pearls
C. turquoise
D. diamonds
Answer:
|
B
|
sciq
|
Extrusive igneous rocks are also called what?
A. volcanic rocks
B. metamorphic
C. magma minerals
D. agates
Answer:
|
A
|
sciq
|
What happened to chemical reactions when temperature increases?
A. it stays the same
B. it became faster
C. it becomes slower
D. it slows down for a short time then speeds up
Answer:
|
B
|
sciq
|
Where do living things obtain the energy to carry out all life processes?
A. fuel
B. oxygen
C. waste
D. food
Answer:
|
D
|
sciq
|
What is another term for all eukaryotic organisms that are neither animals, nor plants, nor fungi?
A. paramecium
B. prokaryotes
C. arthropods
D. protists
Answer:
|
D
|
sciq
|
Tissues of marine bony fishes gain what from their surroundings?
A. excess salts
B. mercury
C. toxins
D. absorb salts
Answer:
|
A
|
sciq
|
When magma reaches the surface through cracks in the earth's crust, what occurs?
A. volcanic eruption
B. tsunami
C. volcanic explosion
D. magma eruption
Answer:
|
A
|
sciq
|
The peripheral nervous system consists of all the nerves that are found outside what?
A. central nervous system
B. somatic nervous system
C. large nervous system
D. autonomic nerous system
Answer:
|
A
|
sciq
|
Where is gabbro found?
A. volcanoes
B. wetlands
C. forest floor
D. oceanic crust
Answer:
|
D
|
sciq
|
Mypyramid features colored bands that represent what?
A. essential vitamins
B. caloric content
C. popular diets
D. food groups
Answer:
|
D
|
sciq
|
Which type of diseases do antibiotics treat?
A. genetic disorders
B. viral diseases
C. bacterial diseases
D. nervous diseases
Answer:
|
C
|
sciq
|
What is the loss of energy available to do work called?
A. entropy
B. force
C. negentropy
D. power
Answer:
|
A
|
sciq
|
What do you call the gently sloped ocean floor nearest the edges of continents?
A. continental solution
B. continental shelf
C. continental stratosphere
D. continental divide
Answer:
|
B
|
sciq
|
What uses oxygen gas to break apart the carbon-hydrogen bonds in glucose and release their energy?
A. energetic respiration
B. classical respiration
C. electromagnetic respiration
D. cellular respiration
Answer:
|
D
|
sciq
|
Which human body system system moves nutrients and other substances throughout the body?
A. Muscular system
B. Digestive system
C. cardiovascular system
D. Integumentary system
Answer:
|
C
|
sciq
|
An elastic collision is one that conserves internal energy of what type?
A. kinetic
B. seismic
C. potential
D. thermal
Answer:
|
A
|
sciq
|
What term refers to an animal that sleeps during the day and is active at night?
A. nocturnal
B. solitary
C. diurnal
D. crepuscular
Answer:
|
A
|
sciq
|
What do you call a period when temperatures are cooler than normal, causing glaciers to spread?
A. thermal age
B. ice age
C. earth age
D. polar age
Answer:
|
B
|
sciq
|
Every object is attracted to every other object by what force?
A. weight
B. pheromones
C. gravity
D. magnetism
Answer:
|
C
|
sciq
|
What begins when an oogonium with the diploid number of chromosomes undergoes mitosis?
A. germination
B. oogenesis
C. gametogenesis
D. morphogenesis
Answer:
|
B
|
sciq
|
What is the most abundant element in the universe?
A. hydrogen
B. nitrogen
C. carbon
D. helium
Answer:
|
A
|
sciq
|
If the electromagnetic repulsion between protons is greater than the strong nuclear force of attraction between them, what do they become?
A. slow , or radioactive
B. unstable , or experimental
C. destroyed
D. unstable, or radioactive
Answer:
|
D
|
sciq
|
What disease, caused by vitamin c deficiency, causes bleeding gums, nosebleeds, and other symptoms?
A. dehydration
B. scurvy
C. leukemia
D. rickets
Answer:
|
B
|
sciq
|
What type of waves are the slowest of all seismic waves?
A. surface waves
B. core waves
C. central waves
D. thick waves
Answer:
|
A
|
sciq
|
What are the two types of optical telescopes?
A. reflecting and recapitulating
B. reflecting and refracting
C. refracting and compound
D. reflecting and layering
Answer:
|
B
|
sciq
|
What can be hard or even impossible to perform in a scientific sense?
A. hypothesises
B. idea
C. theorys
D. experiments
Answer:
|
D
|
sciq
|
In contrast to mammals and birds, freshwater fishes produce large volumes of very dilute what?
A. blood
B. feces
C. urine
D. nitrogen
Answer:
|
C
|
sciq
|
What is the matter through which sound waves travel?
A. mass
B. medium
C. air
D. dust
Answer:
|
B
|
sciq
|
Polygenic traits result in a distribution that resembles a curve. what is the shape of the curve?
A. bell-shaped
B. W-shaped
C. egg-shaped
D. J-shaped
Answer:
|
A
|
sciq
|
Since eddy currents and magnetic damping occur only in conductors, recycling centers can use these to separate metals from other materials?
A. magnets
B. alloys
C. cranes
D. particles
Answer:
|
A
|
sciq
|
Most plates are made up of a combination of what?
A. continental and oceanic lithosphere
B. continental and battered lithosphere
C. oceanic and reflective lithosphere
D. continental and reflective lithosphere
Answer:
|
A
|
sciq
|
Chromosomes further condensed in which stage?
A. zygum stage
B. zooflagellate stage
C. diakinesis stage
D. tracheophyte stage
Answer:
|
C
|
sciq
|
What weak base is applied as an agricultural fertilizer in its pure form and is diluted to make a household cleanser?
A. ammonia
B. vinegar
C. nitrogen
D. carbon monoxide
Answer:
|
A
|
sciq
|
During the winter, production of what amine involved in the sleep-wake cycle may be affected by less sunlight hours?
A. dopamine
B. serotonin
C. folate
D. melatonin
Answer:
|
D
|
sciq
|
What is the term for the small particles that rocks are worn down to by water and wind?
A. sediments
B. organisms
C. pebbles
D. fragments
Answer:
|
A
|
sciq
|
Physical properties are characteristics that describe what as it exists?
A. life
B. antimatter
C. imagination
D. matter
Answer:
|
D
|
sciq
|
What allows for a large and mature fetus before birth, resulting from a long period of fetal growth in the uterus?
A. the ovaries
B. the cervix
C. the vagina
D. the placenta
Answer:
|
D
|
sciq
|
What type of bonds form only between metals and nonmetals?
A. harmonic bonds
B. magnetic bonds
C. ionic bonds
D. non-harmonic bonds
Answer:
|
C
|
sciq
|
A system is said to be in stable equilibrium if, when displaced from equilibrium, it experiences a net force or torque in a direction opposite to the direction of the what?
A. velocity
B. dispersement
C. displacement
D. variation
Answer:
|
C
|
sciq
|
What cycle completes the breakdown of glucose begun in glycolysis?
A. krebs
B. bacterium
C. priebus
D. vireos
Answer:
|
A
|
sciq
|
What do we call the full range of electromagnetic waves?
A. molecular spectrum
B. electromagnetic scale
C. electromagnetic spectrum
D. mechanical spectrum
Answer:
|
C
|
sciq
|
What kind of light ranges from red to violet?
A. x rays
B. visible light
C. ultraviolet light
D. infrared light
Answer:
|
B
|
sciq
|
All matter in the universe is composed of one or more unique pure substances called what?
A. molecules
B. atoms
C. elements
D. compounds
Answer:
|
C
|
sciq
|
What are the smallest type of blood vessels?
A. viens
B. capillaries
C. arteries
D. neurons
Answer:
|
B
|
sciq
|
Athletes such as swimmers and bicyclists wear body suits in competition to minimize what forces?
A. rolling forces
B. natural forces
C. activity forces
D. drag forces
Answer:
|
D
|
sciq
|
During strenuous exercise our muscles perform what kind of fermentation?
A. nitric acid
B. excessive acid
C. lactic acid
D. residual acid
Answer:
|
C
|
sciq
|
What force causes waves to topple over and break on the shore?
A. friction
B. momentum
C. tension
D. vibration
Answer:
|
A
|
sciq
|
What type of simple machine is a seesaw an example of?
A. single
B. lever
C. steam
D. power
Answer:
|
B
|
sciq
|
What part of a sample can be represented by the mean, median, and mode?
A. large tendency
B. outer tendency
C. present tendency
D. central tendency
Answer:
|
D
|
sciq
|
Arteries have thinner wall layers and valves and move blood by the action of skeletal what?
A. marrow
B. hormones
C. collagen bands
D. muscle
Answer:
|
D
|
sciq
|
The fetal stage begins about how long after fertilization?
A. two months
B. four months
C. one month
D. three months
Answer:
|
A
|
sciq
|
Which is the best way to maintain a strong, fit body?
A. bodybuilding
B. being a vegetarian
C. a healthy diet
D. regular exercising
Answer:
|
C
|
sciq
|
Which system refers to the skin and its accessory structures?
A. integumentary system
B. tomoxia system
C. digestive system
D. malpighian system
Answer:
|
A
|
sciq
|
Normally, only traces of protein are found in urine, and when higher amounts are found, damage to what is the likely cause?
A. aeration
B. Hypothyroid
C. glomeruli
D. occidentalis
Answer:
|
C
|
sciq
|
What is the nickname of the best-known geyser in the world, which erupts reliably every 90 minutes?
A. old energetic
B. victoria falls
C. old consistent
D. old faithful
Answer:
|
D
|
sciq
|
The two general types of reproduction are sexual and what?
A. primitive
B. asexual
C. unisexual
D. bisexual
Answer:
|
B
|
sciq
|
Acid rain is corrosive rain caused by rainwater falling to the ground through which gas?
A. carbon dioxide
B. sulfide dioxide
C. essential dioxide
D. sulfur dioxide
Answer:
|
D
|
sciq
|
What is the net force when two forces act in the same direction?
A. sum of the forces
B. group of forces
C. arguing forces
D. number of the forces
Answer:
|
A
|
sciq
|
What hypothesis states that the biosphere is its own living organism
A. the seager hypothesis
B. Big Bang theory
C. the gaia hypothesis
D. small world theory
Answer:
|
C
|
sciq
|
The planet neptune has strange dark spots that sometimes appear on its surface? what are these spots?
A. earthquakes
B. black holes
C. storms
D. seas
Answer:
|
C
|
sciq
|
The thalamus acts as a gateway to and from what?
A. spine
B. cortex
C. pons
D. medulla oblongata
Answer:
|
B
|
sciq
|
When describing motion, what factor is just as important as distance?
A. direction
B. pressure
C. velocity
D. momentum
Answer:
|
A
|
sciq
|
What often relies on cooperation between the motor and autonomic nervous systems?
A. homeostasis
B. hypothalamus
C. thermoregulation
D. ketosis
Answer:
|
A
|
sciq
|
What nerves are connected to the spinal cord?
A. superior nerves
B. posterior nerves
C. primary nerves
D. spinal nerves
Answer:
|
D
|
sciq
|
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.