prompt stringlengths 51 646 | completion stringclasses 8 values | source stringclasses 3 values |
|---|---|---|
What weather phenomenon is caused by strong warm updrafts from heated ground?
A. currents
B. thunderstorms
C. eruptions
D. earthquakes
Answer: | B | sciq |
The older parts of what structures anchor the plant and transport water and solutes between the soil and shoots?
A. cells
B. roots
C. leaves
D. bark
Answer: | B | sciq |
What do you call a specialized type of plant tissue that transports water and nutrients throughout the plant?
A. chloroplasm
B. thermal tissue
C. vascular tissue
D. cambrium layer
Answer: | C | sciq |
The major fuel for the brain is which carbohydrate?
A. insulin
B. glucose
C. sucrose
D. glutamate
Answer: | B | sciq |
How do they classify tornadoes?
A. amount of destruction
B. wind temperature
C. wind speed
D. wind density
Answer: | C | sciq |
What part of the body does hepatitis b effect?
A. joints
B. kidney
C. liver
D. heart
Answer: | C | sciq |
In the radiative zone, light particles called what can only travel a few millimeters before they hit another particle?
A. electrons
B. positrons
C. neutrons
D. photons
Answer: | D | sciq |
What natural resource can be damaged by the accumulation of too much salt?
A. sediment
B. mineral
C. soil
D. forests
Answer: | C | sciq |
What secures teeth in the mouth?
A. socket
B. cartilage
C. muscles
D. plug
Answer: | A | sciq |
What is the production of offspring without gamete fusion called?
A. organic reproduction
B. sexual reproduction
C. asexual reproduction
D. ideal reproduction
Answer: | C | sciq |
What causes continents to drift closer to the poles or the equator?
A. wind
B. sediment movements
C. plate movements
D. tidal pull
Answer: | C | sciq |
What does a hypothesis become after many experiments provide results supporting it?
A. a model
B. a fact
C. a study
D. a theory
Answer: | D | sciq |
Geologists group rocks based on how they what?
A. form
B. dissove
C. look
D. move
Answer: | A | sciq |
What organelle contains the genetic material of the cell?
A. nucleus
B. gamete
C. fetus
D. meiosis
Answer: | A | sciq |
What kind of waves travel through liquids and solids as well as air?
A. mind waves
B. light waves
C. sound waves
D. radio waves
Answer: | C | sciq |
What is made by trees and other plants during photosynthesis?
A. nitrogen
B. methane
C. carbon dioxide
D. oxygen
Answer: | D | sciq |
Regardless of the mode, light is modeled as traveling in straight lines called what?
A. rays
B. waves
C. arrows
D. electrons
Answer: | A | sciq |
What are organisms called, like the red-winged blackbird, that eat many different types of food?
A. carniverous
B. generalists
C. specalist
D. omniverous
Answer: | B | sciq |
What is a common name for the descriptive hypothesis that help to understand patterns of descent?
A. genetic trees
B. gene mapping
C. genetic order
D. evolutionary trees
Answer: | D | sciq |
Exemplified by a lit match bursting into flame or the process that forms fossil fuels, chemical reactions vary greatly in terms of what?
A. duration
B. power
C. speed
D. density
Answer: | C | sciq |
What is the best room in the home to start saving water?
A. the kitchen
B. the bedroom
C. the bathroom
D. the basement
Answer: | C | sciq |
Latitude affects the amount of which radiation a place receives?
A. surface
B. thermal
C. solar
D. molecular
Answer: | C | sciq |
What physical property of matter reflects how closely packed the particles are?
A. strength
B. diameter
C. volume
D. density
Answer: | D | sciq |
What is the force of attraction between fundamental particles called quarks, called.
A. magnetism
B. gravity
C. weak nuclear force
D. strong nuclear force
Answer: | D | sciq |
The force that pulls objects toward the earth is what?
A. Friction
B. Tension
C. Magnetic force
D. gravity
Answer: | D | sciq |
What is the distance something travels in a given amount of time called?
A. circulation
B. speed
C. revolution
D. coverage
Answer: | B | sciq |
One type of tissue, called brown fat, is made up of cells packed full of what?
A. mitochondria
B. proteins
C. Atoms
D. chromosomes
Answer: | A | sciq |
Abnormal electrical activity in the brain is the cause of what disease associated with seizures?
A. epilepsy
B. Alzheimer's
C. anemia
D. malaria
Answer: | A | sciq |
Because atoms are always electrically neutral, for each added proton, one of what is also added?
A. quark
B. neutron
C. electron
D. ion
Answer: | C | sciq |
What is the group of single-celled organisms lacking a nucleus that have a single piece of circular dna in the nucleoid area of the cell?
A. chromosomes
B. prokaryotes
C. eukaryotes
D. algae
Answer: | B | sciq |
What are electromagnetic waves created by?
A. oscillating charges
B. particle charges
C. Static Charges
D. gravitational charges
Answer: | A | sciq |
What is the first stage of cellular respiration?
A. photosynthesis
B. Krebs cycle
C. glycolysis
D. electron transport
Answer: | C | sciq |
Red algae and green algae are the closest relatives of what?
A. water plants
B. transfer plants
C. land plants
D. arctic plants
Answer: | C | sciq |
The axial skeleton forms the vertical, central axis of the body and includes all bones of the head, neck, chest, and back. it serves to protect the brain, spinal cord, heart, and what else?
A. intestines
B. knees
C. lungs
D. ovaries
Answer: | C | sciq |
What is an object that orbits a larger object called?
A. comet
B. asteroid
C. meteorite
D. satellite
Answer: | D | sciq |
When atoms gain or lose electrons, what is formed?
A. molecules
B. gas
C. ions
D. crystals
Answer: | C | sciq |
Lymph capillaries collect the fluid that leaks from blood capillaries and slowly return it to what system?
A. cardiovascular
B. gastrointestinal
C. muscular
D. circulatory
Answer: | A | sciq |
Asthma affects what tiny branches into which the bronchi are divided?
A. macrophages
B. cilia
C. platelets
D. bronchioles
Answer: | D | sciq |
The difference between aldehydes and ketones is the placement of what group within the molecule?
A. ammonia
B. benadryl
C. carbonyl
D. nucleus
Answer: | C | sciq |
A plane mirror has a flat reflective surface and forms only which kind of images?
A. spherical
B. virtual
C. enlarged
D. reduced
Answer: | B | sciq |
Dissolved fertilizer can ultimately lead to the creation of what in lakes or coastal oceans, which means a place where nothing can live?
A. deceased zone
B. dead zone
C. extinction zone
D. hydrothermal vent
Answer: | B | sciq |
When the hydrogen is nearly used up, the star can fuse which element into heavier elements?
A. carbon
B. xenon
C. oxygen
D. helium
Answer: | D | sciq |
What type of cell has negative anode is positive cathode?
A. planetoid cell
B. voltaic cell
C. picric cell
D. non-voltaic cell
Answer: | B | sciq |
Which human body system controls the amount of water in the body and removes wastes?
A. mucous system
B. lymphatic system
C. urinary system
D. digestive system
Answer: | C | sciq |
Rounded grains indicate that the minerals eroded from what?
A. fossils
B. earlier rock
C. recent rock
D. iron
Answer: | B | sciq |
Changes of state of matter do not involve what type of reaction?
A. radiation
B. chemical reaction
C. gaseous reaction
D. mechanical reaction
Answer: | B | sciq |
What type of mining is used to recover ores that are deeper into earth’s surface?
A. underground
B. explosive mining
C. underwater mining
D. deep mining
Answer: | A | sciq |
What are liverworts with a flattened, ribbon-like body called?
A. kidney liverworts
B. hornworts
C. hepatic liverworts
D. thallose liverworts
Answer: | D | sciq |
What is made up of organisms of the same species that live in the same area?
A. tissue
B. system
C. population
D. countries
Answer: | C | sciq |
The oxygen atom in a water molecule pull the electrons away from the hydrogen atoms which leads to an unequal distribution of what?
A. charge
B. orbits
C. atomic mass
D. nitrogen
Answer: | A | sciq |
Are zeroes that show only where the decimal point fall significant or not significant?
A. not significant
B. sometimes significant
C. neither
D. significant
Answer: | A | sciq |
Torpor, a process that leads to a decrease in activity and metabolism and allows animals to survive adverse conditions, includes what long winter 'sleep'?
A. relaxation
B. pollination
C. fermentation
D. hibernation
Answer: | D | sciq |
What produces gametes with different alleles?
A. prokaryotes
B. heterozygotes
C. chromatids
D. anthocyanins
Answer: | B | sciq |
What term is used to describe structures that are similar in unrelated organisms?
A. symbolic
B. isolated
C. analogous
D. reproductive
Answer: | C | sciq |
What is defined as a saturated layer of rock or soil?
A. artesian well
B. aquifer
C. river bank
D. culvert
Answer: | B | sciq |
Air flows into the lungs largely due to a difference in what?
A. pressure
B. thrust
C. resistance
D. gravity
Answer: | A | sciq |
The cytoplasm divides during what stage of the cell cycle?
A. electrolysis
B. birthing
C. capitis
D. cytokinesis
Answer: | D | sciq |
Researchers have also used insect courtship to explore genetic variation underlying differences in what?
A. function
B. reproduction
C. behavior
D. instance
Answer: | C | sciq |
What part of the brain lies under the cerebrum and behind the brain stem?
A. medulla
B. spinal cord
C. thymus
D. cerebellum
Answer: | D | sciq |
In human females, the mammary glands are associated with, but not part of, what organ system that is used to create new humans?
A. immune
B. reproductive
C. digestive
D. endocrine
Answer: | B | sciq |
What is the term for volcanic mudflows?
A. lahars
B. plumes
C. rivers
D. cones
Answer: | A | sciq |
During the scientific revolution, who proposed that the sun, not earth, is the center of the solar system?
A. Galileo
B. janus
C. copernicus
D. Newton
Answer: | C | sciq |
Quantum chromodynamics combines what property with quark theory?
A. color
B. sound
C. contrast
D. mass
Answer: | A | sciq |
Traits inherited in mendelian patterns are either?
A. recessive or allelic
B. divergent or dominant
C. dominant or recessive
D. dominant or autosomal
Answer: | C | sciq |
What kind of reproduction results in offspring that are genetically unique?
A. sexual reproduction
B. asexual reproduction
C. budding
D. fragmentation
Answer: | A | sciq |
How many vertebrae make up the human vertebral column?
A. 35
B. 33
C. 32
D. 35
Answer: | B | sciq |
What do cells of dermal tissue secrete?
A. hair
B. blood
C. moisture
D. cuticle
Answer: | D | sciq |
What is the term for many different types of animals within the same species?
A. diversity
B. habitat
C. differentiation
D. pollution
Answer: | A | sciq |
What is a process in which some substances change into different substances?
A. a thermodynamic reaction
B. a bio reaction
C. a toxic reaction
D. a chemical reaction
Answer: | D | sciq |
What causes nitrate to go back to its gaseous nitrogen state?
A. decomposers
B. phytoflagellate bacteria
C. enzymes
D. denitrifying bacteria
Answer: | D | sciq |
What is the metabolic process by which cells obtain energy by “burning” glucose?
A. cellular digestion
B. cellular respiration
C. electromagnetic respiration
D. cellular transportation
Answer: | B | sciq |
What weakly scatters visible light?
A. Reflection
B. air
C. space
D. water
Answer: | B | sciq |
Arteries carry oxygenated blood away from the heart, what carries un-oxygenated blood back to the heart?
A. lungs
B. glands
C. veins
D. intestines
Answer: | C | sciq |
What type of analysis is performed to study gene expression patterns in cells?
A. residues analysis
B. rna analysis
C. dna analysis
D. proteins analysis
Answer: | B | sciq |
What class are centipedes and millipedes in?
A. terapoda
B. spirogyra
C. xerophyte
D. myriapoda
Answer: | D | sciq |
Light moving from air into water is bent ___________ the normal?
A. less
B. thinly
C. more
D. Longly
Answer: | C | sciq |
An electrical signal along a nerve cell triggers the secretion of what?
A. conduction molecules
B. attenuation molecules
C. neurotransmitter molecules
D. axons
Answer: | C | sciq |
Carbon, hydrogen, nitrogen, oxygen, phosphorus and sulfur are basic elements that form what type of compounds, which are vital to life?
A. amino acids
B. inorganic compounds
C. hydrocarbons
D. organic compounds
Answer: | D | sciq |
Urea and carbon dioxide are molecules with how many carbon atoms?
A. even number
B. four
C. one
D. two
Answer: | C | sciq |
Half of the neurons formed in the embryo are eliminated because of _____________
A. disease
B. contraction
C. cell death
D. competition
Answer: | D | sciq |
What do omnivores eat?
A. only seafood
B. only plants
C. only animals
D. plants & animals
Answer: | D | sciq |
Upwelling mantle at the mid-ocean ridge pushes plates in which direction?
A. eastward
B. inward
C. outward
D. westward
Answer: | C | sciq |
Why are exotic species also called invasive species?
A. help other species
B. imitate other species
C. disregard other species
D. threaten other species
Answer: | D | sciq |
The process of producing mature sperm is called what?
A. glycogenolysis
B. spermatogenesis
C. spermatosis
D. ketoacidosis
Answer: | B | sciq |
Unlike theories, which are proved true, what are often falsified?
A. controls
B. samples
C. hypotheses
D. conclusions
Answer: | C | sciq |
What living things have cell walls containing cellulose and plastids such as chloroplasts?
A. animals
B. mammals
C. reptiles
D. plants
Answer: | D | sciq |
Where does the energy from an atomic bomb come from?
A. neutron
B. nucleus of atom
C. electron shell
D. isotope of atom
Answer: | B | sciq |
Removal of dams on rivers is an example of what?
A. evolution
B. restoration
C. renewal
D. reproduction
Answer: | B | sciq |
What is considered the smallest unit of life?
A. proteins
B. molecule
C. particle
D. cell
Answer: | D | sciq |
What living things are considered photoautotrophs because they use sunlight and carbon from carbon dioxide to synthesize chemical energy in the form of carbohydrates?
A. protazoa
B. bacteria
C. plants
D. moulds
Answer: | C | sciq |
Acids are molecular compounds that dissolve in water to produce hydronium ions and what else?
A. an alkali
B. a neutron
C. a proton
D. an anion
Answer: | D | sciq |
What is the terme for water vapor changing to liquid water?
A. transubstantiation
B. freezing
C. condensation
D. evaporation
Answer: | C | sciq |
What processes involve a transfer of electrons between the wire and the solution?
A. radioactive
B. thermal
C. magnetic
D. electrochemical
Answer: | D | sciq |
What happens when development of nervous system is disturbed?
A. vascular disorders
B. neurochemical disorders
C. neurodevelopmental disorders
D. muscular disorders
Answer: | C | sciq |
What color is the fungus in blue cheese?
A. pink
B. green
C. purple
D. blue
Answer: | D | sciq |
Not even light can escape from what extremely dense object sometimes found in deep space?
A. light holes
B. star holes
C. black holes
D. large holes
Answer: | C | sciq |
The nucleus is comprised primarily of?
A. energy
B. matter
C. faith
D. empty space
Answer: | D | sciq |
What in mammalian lungs, increases the surface area for gas exchange?
A. bronchioles
B. bronchi
C. alveoli
D. thorax
Answer: | C | sciq |
What is the process by which some solids transition directly into gases?
A. amplification
B. articulation
C. sublimation
D. vaporization
Answer: | C | sciq |
What are the two main parts of the human nervous system?
A. brain, spinal cord
B. brain, heart
C. lungs, spinal cord
D. lungs, brain
Answer: | A | sciq |
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