prompt stringlengths 51 646 | completion stringclasses 8 values | source stringclasses 3 values |
|---|---|---|
Whose laws of motion are the foundation of dynamics?
A. newton
B. bell
C. einstein
D. aristotle
Answer: | A | sciq |
Mutualism is a symbiotic relationship in which both species do what?
A. die
B. benefit
C. reproduce
D. suffer
Answer: | B | sciq |
What do you call a substance that cannot be broken down to other substances by chemical reactions.?
A. an element
B. a molecule
C. a compound
D. a participate
Answer: | A | sciq |
What weather term describes what the temperature feels like when the wind is taken into account?
A. humidity
B. windchill
C. windshield
D. freezing point
Answer: | B | sciq |
What device uses electromagnetic induction to change the voltage of electric current?
A. electric transformer
B. electric conductor
C. convection device
D. electric combustion
Answer: | A | sciq |
What layer of soil usually does not have very small particles like clay?
A. topsoil
B. undersoil
C. silt
D. sediment
Answer: | A | sciq |
Which type of glaciers form in high mountains and travel through valleys?
A. seaside glaciers
B. alpine glaciers
C. altitude glaciers
D. rocky glaciers
Answer: | B | sciq |
What two types of junctions do animal cells have?
A. standard and specialized
B. loose and tight
C. tight and gap
D. gap and solid
Answer: | C | sciq |
Where does digestion take place within an incomplete digestive system?
A. lumbar region
B. central nervous system
C. gastrovascular cavity
D. abdomen
Answer: | C | sciq |
Natural selection cannot create new variations in organisms - these new variations must be created by what, which are usually associated with some sort of abnormality?
A. radiation
B. mutation
C. pollution
D. infection
Answer: | B | sciq |
Gene expression is regulated primarily at the what level?
A. transcriptional
B. translational
C. binding
D. manufacturing
Answer: | A | sciq |
What nullified the idea that all biological catalysts are proteins?
A. discovery of enzymes
B. discovery of ribozymes
C. amino acid theory
D. discovery of metabolites
Answer: | B | sciq |
A tadpole turns into what land mammal?
A. A tortoise.
B. a frog
C. a pod
D. a morph
Answer: | B | sciq |
In physics, what do you call devices that make work easier?
A. tools
B. circuits
C. levers
D. machines
Answer: | D | sciq |
Mars appears red because of large amounts of which element in the soil?
A. mercury
B. iron
C. carbon
D. coal
Answer: | B | sciq |
What type of rocks are laid down horizontally with the oldest at the bottom?
A. crystalline
B. metamorphic
C. igneous
D. sedimentary
Answer: | D | sciq |
What are two types of frozen percipitation?
A. ice and frost
B. rain and hail
C. icycles and icebergs
D. snow and hail
Answer: | D | sciq |
The bond between the two nitrogen atoms is a what?
A. triple bond
B. quadruple bond
C. double bond
D. single bond
Answer: | A | sciq |
What are the two most common silicates?
A. Petalite and Analcime
B. feldspar and quartz
C. Petalite and Quartz
D. Analcime and Feldspar
Answer: | B | sciq |
Starch is a large, complex carbohydrate made of thousands of _____ joined together?
A. glucose units (monomers)
B. glucose partitions ( monomers )
C. glucose orders ( monomers )
D. glucose divisions ( monomers )
Answer: | A | sciq |
Newly duplicated chromosomes are divided into two daughter nuclei during what stage?
A. mitosis
B. prophase
C. symphysis
D. meiosis
Answer: | A | sciq |
As an erythrocyte matures in the red bone marrow, it extrudes its nucleus and most of its other what?
A. moisture
B. electrons
C. organelles
D. energy
Answer: | C | sciq |
What is the tube-like device used to reliably measure lower levels of radiation?
A. weber counter
B. MRI machine
C. geiger counter
D. Richter scale
Answer: | C | sciq |
The conducting zone of the respiratory system includes the organs and structures not directly involved in what?
A. gold exchange
B. helium exchange
C. gas exchange
D. copper exchange
Answer: | C | sciq |
Aflatoxins are toxic, carcinogenic compounds released by fungi of this?
A. genus aspergillus
B. arthropod class
C. protist group
D. genus sporozoa
Answer: | A | sciq |
Four haploid spermatids form during meiosis from what?
A. the primary spermatocyte
B. the zygote
C. the ova
D. the sister chromatic
Answer: | A | sciq |
Like people with type 1 diabetes, people with type 2 diabetes must frequently check what level?
A. heartbeat
B. blood sugar
C. glucose
D. pulse
Answer: | B | sciq |
Many species in rhizaria are among the organisms referred to as what?
A. protozoa
B. prokaryotes
C. amoebas
D. fungi
Answer: | C | sciq |
What is the amount actually produced in a reaction called?
A. maximum yield
B. minimum yield
C. actual yield
D. individual yield
Answer: | C | sciq |
Each group of organisms went through its own evolutionary journey, called what?
A. anomalous
B. phylogeny
C. zoology
D. superfamily
Answer: | B | sciq |
What term refers to the emission of material or energy from an atom's nucleus?
A. smog
B. microscopic
C. stasis
D. radioactivity
Answer: | D | sciq |
Which feature in maps allows users to make corrections between magnetic north and true north?
A. key
B. inset
C. scale
D. double compass rose
Answer: | D | sciq |
What is the term for the maintenance of a steady state despite internal and external changes?
A. equilibrium
B. hypothesis
C. consciousness
D. homeostasis
Answer: | D | sciq |
Any structure inside a cell that is enclosed by a membrane is called?
A. an organelle
B. a particle
C. an enclave
D. an article
Answer: | A | sciq |
The earliest vertebrates were jawless what?
A. mammals
B. dinosaurs
C. fish
D. reptiles
Answer: | C | sciq |
In which kind of water can less carbon dioxide dissolve?
A. salt water
B. warm water
C. tap water
D. cool water
Answer: | B | sciq |
The cochlea is a shell-like structure that is full of fluid and lined with nerve cells called what?
A. hair cells
B. brain cells
C. sperm cells
D. red cells
Answer: | A | sciq |
What is an electrically neutral compound with positive and negative ions?
A. ionic compound
B. neutralized molecule
C. correlated compound
D. isotope
Answer: | A | sciq |
Which direction does the sun, moon, and stars appear to travel?
A. east to west
B. north to south
C. south to north
D. west to east
Answer: | A | sciq |
Sulfate is used as a cleaning agent because it is acidic and soluble in what substance?
A. salt
B. water
C. air
D. oxygen
Answer: | B | sciq |
Triceps and biceps muscles in the upper arm are an example of what type of muscle relationship?
A. synchronized
B. opposing
C. symbiotic
D. competitive
Answer: | B | sciq |
Internal metabolism and the external environment are the sources of heat for what?
A. bioaccumulation
B. hemeostasis
C. optimization
D. thermoregulation
Answer: | D | sciq |
What is another term for stored energy?
A. mechanical energy
B. potential energy
C. inertia
D. latency
Answer: | B | sciq |
What occur when elements switch places in compounds?
A. chemical reaction
B. replacement reactions
C. chemical interaction
D. chain reaction
Answer: | B | sciq |
What does the human heart do?
A. pump blood
B. destroy blood
C. make blood
D. use blood
Answer: | A | sciq |
What bond is the force of attraction that holds together positive and negative ions?
A. magnetic
B. Electric
C. ionic
D. Protonic
Answer: | C | sciq |
There are five primary tastes in humans: sweet, sour, bitter, salty, and what?
A. umami
B. aroma
C. tangy
D. hot
Answer: | A | sciq |
Are birds and mammals mainly exothermic or endothermic?
A. exothermic
B. endothermic
C. autotrophic
D. hypothermic
Answer: | B | sciq |
What are the high points in a transverse wave called?
A. peaks
B. apex
C. waves
D. crests
Answer: | D | sciq |
Chemistry and physics are fields in what type of science?
A. physical
B. Biology
C. Meteorology
D. Botany
Answer: | A | sciq |
Pyramids of net production and biomass reflect what level of efficiency?
A. low
B. medium
C. extreme
D. high
Answer: | A | sciq |
The rate of flow of charge in an electrical circuit is known as what?
A. output
B. current
C. velocity
D. voltage
Answer: | B | sciq |
The vertebrate endoskeleton can also be called what?
A. internal skeleton
B. structural skeleton
C. deep skeleton
D. exoskeleton
Answer: | A | sciq |
What can be used to speed up biochemical reactions?
A. proteins
B. carbohydrates
C. hormones
D. enzymes
Answer: | D | sciq |
The abundance of this substance in the atmosphere is what most scientist agree that is causing global warming?
A. iron oxide
B. carbon dioxide
C. argon
D. liquid dioxide
Answer: | B | sciq |
Most cases of syphilis can be cured with what?
A. enzymes
B. vitamins
C. abstinence
D. antibiotics
Answer: | D | sciq |
How can people access water in an aquifer that does not flow from a spring or a geyser?
A. dig a well
B. generate electricity
C. evaporation
D. mound building
Answer: | A | sciq |
What is the term for animals that have a backbone?
A. herbivores
B. carnivores
C. vertebrates
D. invertebrates
Answer: | C | sciq |
What type of animal that eats only or mainly insects?
A. invertebrates
B. heterotrophic
C. herbivores
D. anaerobic
Answer: | B | sciq |
What do you call the zone in a body of water where there is too little sunlight for photosynthesis?
A. observable zone
B. aphotic zone
C. semimetal zone
D. Dark Zone
Answer: | B | sciq |
The sweat glands of the armpit are classified as these?
A. pineal glands
B. adrenal glands
C. mucus glands
D. apocrine glands
Answer: | D | sciq |
Chitin is a substance that is found in what part of animals like beetles and lobsters?
A. shell
B. tails
C. eggs
D. brains
Answer: | A | sciq |
What kind of air does a continental polar air mass hold?
A. cold dry air
B. warm dry air
C. cool moist air
D. frigid wet air
Answer: | A | sciq |
What do you call taxes placed on products that produce carbon dioxide?
A. emission tax
B. carbon taxes
C. chemical tax
D. pollution tax
Answer: | B | sciq |
What does the coefficient in front of an element in a formula indicate?
A. place on the Periodic Table
B. how much is involved in the reaction
C. time of the reaction
D. number of atoms
Answer: | B | sciq |
Behaviors that occur naturally and are not learned are called what?
A. intuitive
B. innate
C. acquired
D. adaptive
Answer: | B | sciq |
Which is the dominant stage of the lifecycle of a fern?
A. sporophyte
B. gametophyte
C. zygote
D. larvae
Answer: | A | sciq |
What is a specific region in space within which a sensory receptor is responsive to stimuli?
A. receptive field
B. amplify field
C. deceptive field
D. symmetrical field
Answer: | A | sciq |
What changes from heat or pressure during metamorphism?
A. fossils
B. carbohydrates
C. minerals
D. grains
Answer: | C | sciq |
Do most substances increase or decrease in size when they change from a liquid to a solid?
A. it is unable to be measured
B. decrease
C. increase
D. stay the same
Answer: | B | sciq |
The highest point of a wave is called?
A. surge
B. crest
C. threshold
D. frequency
Answer: | B | sciq |
What is the smallest part of an element called?
A. atom
B. core
C. nucleus
D. neutron
Answer: | A | sciq |
Dermal tissue covers the outside of a plant in a single layer of cells called what?
A. cuticle
B. scales
C. cambium layer
D. the epidermis
Answer: | D | sciq |
After fluid collects in nephron tubules in the kidney, where does it move to?
A. the uterus
B. the bladder
C. the prostate
D. the spleen
Answer: | B | sciq |
What are external skeletons known as?
A. scales
B. tentacles
C. exoskeletons
D. exoskins
Answer: | C | sciq |
What is the name for the process where data in the genes is transferred to amino acids?
A. generation
B. transpiration
C. translation
D. mutation
Answer: | C | sciq |
What play an important role in the modulation of the nuclear chain reaction?
A. control neutrons
B. control rods
C. radiation rods
D. particle rods
Answer: | B | sciq |
What preventative measure is often delivered by injection into the arm?
A. medication
B. vaccine
C. anesthesia
D. infection
Answer: | B | sciq |
From observations as simple as blowing up a balloon, it is clear that increasing the amount of gas increases what else?
A. the volume
B. every volume
C. area
D. the shift
Answer: | A | sciq |
What is the scientific term for the amount of light reflected by a surface?
A. albedo
B. inversion
C. prism
D. reactivity
Answer: | A | sciq |
What part of the muscle fibers cause shortening and contraction?
A. fasciae
B. pores
C. collagen
D. myofibrils
Answer: | D | sciq |
How many electrons are in the hydrogen atom?
A. five
B. two
C. one
D. three
Answer: | C | sciq |
If a solution contains so much solute that its solubility limit is reached, the solution is said to be what?
A. temperatures
B. saturated
C. carbohydrates
D. Over done
Answer: | B | sciq |
What term describes waves that transfer energy through matter?
A. energy currents
B. mechanical currents
C. mechanical waves
D. temperature waves
Answer: | C | sciq |
What is the name of the mechanism in which sounds are encoded in microwaves by changing their frequency?
A. mechanical modulation
B. shape modulation
C. molecular modulation
D. frequency modulation
Answer: | D | sciq |
Grasses such as wheat, rice, and corn are examples of fibrous root systems. fibrous root systems are found in monocots; tap root systems are found in these?
A. monocots
B. gymnosperms
C. dicots
D. mosses
Answer: | C | sciq |
Humans have about 20,000 to 22,000 genes scattered among 23 of these?
A. ribosomes
B. neutrons
C. chromosomes
D. atoms
Answer: | C | sciq |
What is the term for the use of radioactive decay to estimate the ages of fossils and rock?
A. radioactive dating
B. isotope test
C. microwave theory
D. radioactive illustrating
Answer: | A | sciq |
On which ridge does iceland sit?
A. Antarctic ridge
B. mid-atlantic ridge
C. Pacific rim
D. Arctic circle
Answer: | B | sciq |
How are the major families of organic compounds characterized?
A. Their optic groups
B. their visual groups
C. their functional groups
D. their thermal groups
Answer: | C | sciq |
What do chemotrophs extract energy from?
A. carbon compounds
B. liquid compounds
C. chemical compounds
D. fatty compounds
Answer: | C | sciq |
Involved in balance, the semicircular canals are parts of what organs?
A. eyes
B. ears
C. ovaries
D. lungs
Answer: | B | sciq |
Injuries can be prevented by getting proper what?
A. drugs and food
B. water and clothing
C. exercise and training
D. rest and recovery
Answer: | D | sciq |
Some leaves are attached to the plant stem by a petiole. leaves that do not have a petiole and are directly attached to the plant stem are called this?
A. sessile leaves
B. sheath leaves
C. transverse leaves
D. globular leaves
Answer: | A | sciq |
What is water vapor density known as?
A. humidity
B. thickness
C. ambiance
D. density
Answer: | A | sciq |
What is the name for the transfer of thermal energy between particles of matter that are touching?
A. convection
B. induction
C. activation
D. conduction
Answer: | D | sciq |
The mean free path for a gaseous molecule will be hundreds of times the what of the molecule?
A. variation
B. diameter
C. weight
D. density
Answer: | B | sciq |
What is the most common fossil fuel?
A. coal
B. diesel oil
C. methane
D. uranium
Answer: | A | sciq |
The weather conditions in an area over time is also called a what?
A. climate
B. landscape
C. habitat
D. biome
Answer: | A | sciq |
Chemical symbols are useful to concisely represent the elements present in a substance. the letters usually come from the name of what?
A. element
B. scientist
C. month
D. discoverer
Answer: | A | sciq |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.