prompt
stringlengths 51
646
| completion
stringclasses 8
values | source
stringclasses 3
values |
|---|---|---|
What is defined as the amount of force acting on a given area?
A. power
B. energy
C. resistance
D. pressure
Answer:
|
D
|
sciq
|
What system consists of glands that secrete hormones into the bloodstream?
A. nervous system
B. the endocrine system
C. Muscular system
D. Respiratory system
Answer:
|
B
|
sciq
|
Where are the oceans most polluted?
A. along coasts
B. in warmer waters
C. along reefs
D. on the ocean floor
Answer:
|
A
|
sciq
|
What organelles are known as the energy "powerhouses" of the cells?
A. carbohydrates
B. mitochondria
C. proteins
D. atoms
Answer:
|
B
|
sciq
|
What is the effect on pressure when the area of applied force is very concentrated?
A. pressure reduces
B. pressure disperses
C. direction increases
D. pressure increases
Answer:
|
D
|
sciq
|
What two elements primarily make up the sun?
A. oxygen and hydrogen
B. hydrogen and helium
C. calcium and helium
D. nitrogen and argon
Answer:
|
B
|
sciq
|
Adipose is a connective tissue made up of cells called what?
A. hepatocytes
B. oocytes
C. keratinocytes
D. adipocytes
Answer:
|
D
|
sciq
|
Where are about 75% of the tar sands in the world located?
A. venezuela and onatrio,canada
B. alberta, canada and peru
C. venezuela and alberta, canada
D. china and onatrio, canada
Answer:
|
C
|
sciq
|
Does pressure increase or decrease when gas particles heat up?
A. decreases
B. stays constant
C. increase
D. stagnates
Answer:
|
C
|
sciq
|
What are the two most common vision problems?
A. glaucoma and nearsightedness
B. colorblindness and farsightedness
C. colorblindness and nearsightedness
D. nearsightedness and farsightedness
Answer:
|
D
|
sciq
|
What is the pair of bean-shaped organs that filters blood and produces urine?
A. arteries
B. lungs
C. kidneys
D. heart
Answer:
|
C
|
sciq
|
Met, asn, trp, and gln connect together like beads on a necklace and are an example of what type of acids?
A. organism acids
B. peptic acids
C. amino acids
D. polymer acids
Answer:
|
C
|
sciq
|
What is a carbon-based compound that is found in living things called?
A. genetic compound
B. organic compound
C. biological compound
D. biochemical compound
Answer:
|
D
|
sciq
|
What do you call a mirror shaped like the inside of a bowl?
A. circular
B. curved
C. convex
D. concave
Answer:
|
D
|
sciq
|
Ions that contain fewer electrons than protons have a net positive charge and are called what?
A. anions
B. particles
C. oxides
D. cations
Answer:
|
D
|
sciq
|
What factors consist of parts of the environment that are or were alive, and their remains?
A. biotic factors
B. abiotic factors
C. decomposition factors
D. xerophytic factors
Answer:
|
A
|
sciq
|
What is another name for a reasonable explanation for something that might be formed near the beginning of a scientific inquiry into a problem?
A. hypothesis
B. experiment
C. theory
D. conclusion
Answer:
|
A
|
sciq
|
What is the logarithmic scale that measures the largest jolt of energy released by an earthquake called?
A. richter scale
B. Shake scale
C. Geiger counter
D. tremor scale
Answer:
|
A
|
sciq
|
Polarization occurs between a charged and what other object?
A. neutral
B. molecular
C. motionless
D. obsolete
Answer:
|
A
|
sciq
|
Glucose, fructose, and other sugars that have six carbons are called what?
A. catalysts
B. hexoses
C. fluxes
D. alcohols
Answer:
|
B
|
sciq
|
What is precipitation that flows over the surface of the land?
A. blizzard
B. seawater
C. runoff
D. storm surge
Answer:
|
C
|
sciq
|
What is the method that is a plan for asking questions and testing possible answers called?
A. forecasting
B. sample size
C. independent variable
D. scientific investigation
Answer:
|
D
|
sciq
|
What branch of physics deals with the smallest units of elements and compounds?
A. gravity
B. atomic
C. oxygen
D. quantum
Answer:
|
B
|
sciq
|
What kinds of acids are proteins made out of?
A. acetic acids
B. amino acids
C. protein acids
D. sequence acids
Answer:
|
B
|
sciq
|
Whisk ferns have yellow sporangia and no what?
A. stems
B. leaves
C. flowers
D. roots
Answer:
|
B
|
sciq
|
Do tropical regions have very high or very low rates of immigration?
A. medium
B. very high
C. too high
D. low
Answer:
|
B
|
sciq
|
What type of experiment involves two identical experiments carried out side-by-side, with and without an independent variable?
A. blind test
B. defined experiment
C. controlled experiment
D. trial run
Answer:
|
C
|
sciq
|
How does the core of the sun radiate energy?
A. nuclear fusion
B. electrical radiation
C. carbon radiation
D. nuclear fission
Answer:
|
A
|
sciq
|
What is the concentration of gas molecules in the mesosphere?
A. very low density
B. medium density
C. high density
D. low density
Answer:
|
A
|
sciq
|
What type of energy causes erosion at the shore?
A. tidal
B. potential
C. wave
D. kinetic
Answer:
|
C
|
sciq
|
Long distance runners try to maintain constant velocity with very little acceleration or deceleration to conserve what?
A. energy
B. pressure
C. momentum
D. fuel
Answer:
|
A
|
sciq
|
What is the smallest particle of an element that still has the element’s properties?
A. an atom
B. a nucleus
C. an ion
D. an electron
Answer:
|
A
|
sciq
|
A biofilm is a colony of what that is stuck to a surface such as a rock or a host’s tissues?
A. eukaryotes
B. vacuoles
C. prokaryotes
D. insects
Answer:
|
C
|
sciq
|
The stem of a horsetail is characterized by the presence of joints, or nodes: hence the name arthrophyta, which means this?
A. solid plant
B. elongated plant
C. jointed plant
D. molted plant
Answer:
|
C
|
sciq
|
What do power plants burn to generate electricity?
A. nuclear fuel
B. fossil fuels
C. biofuel
D. timber
Answer:
|
B
|
sciq
|
What organ lets us understand what we see, hear, or sense in other ways, and allows us to use language, learn, think, and remember?
A. heart
B. bone
C. Kidneys
D. brain
Answer:
|
D
|
sciq
|
What is the more common term for ethanoic acid, the active substance in vinegar?
A. amino acid
B. acetic acid
C. methyl acid
D. polymer acid
Answer:
|
B
|
sciq
|
What type of pollution results from the contaminants that enter a waterway or water body through a single site?
A. targeted source pollution
B. simple source pollution
C. liquid source pollution
D. point source pollution
Answer:
|
D
|
sciq
|
What are the "chemical messenger" molecules used by the endocrine system?
A. axons
B. hormones
C. acids
D. enzymes
Answer:
|
B
|
sciq
|
Many innovative farming methods can prevent what type of erosion, which is especially important in agriculture?
A. vegetable erosion
B. soil erosion
C. plains erosion
D. fertilizer erosion
Answer:
|
B
|
sciq
|
As the atoms approach one another, their electron clouds gradually begin to do what?
A. overlap
B. magnetize
C. disappear
D. shrink
Answer:
|
A
|
sciq
|
What force holds together both types of star clusters?
A. magnetism
B. weight
C. gravity
D. inertia
Answer:
|
C
|
sciq
|
What are the rod-like structures made of short microtubules that play an important part in cellular division?
A. centrioles
B. mitochondria
C. cilia
D. fibrils
Answer:
|
A
|
sciq
|
Vertebrates with four limbs are also called what?
A. tetrapods
B. Amphibians
C. Birds
D. Mammals
Answer:
|
A
|
sciq
|
What is the name of the disorder of the arteries in which cholesterol and other materials are deposited on the interior of the arterial wall?
A. anemia
B. arthritis
C. atherosclerosis
D. paralysis
Answer:
|
C
|
sciq
|
What is defined as a close relationship between organisms of different species in which at least one of the organisms benefits?
A. endosymbiosis
B. parasitic
C. co-operative
D. symbiosis
Answer:
|
D
|
sciq
|
What do you call the force identified by a north and south pole?
A. normal force
B. gravity
C. magnetism
D. buoyancy
Answer:
|
C
|
sciq
|
The voltage of a voltaic cell can be determined by the reduction potentials of what?
A. full reactions
B. old reactions
C. half reactions
D. thermal reactions
Answer:
|
C
|
sciq
|
What type of fatty acids have bent chains?
A. lipids
B. cholesterol
C. unsaturated fatty acids
D. saturated fatty acids
Answer:
|
C
|
sciq
|
All seed plants and a few seedless vascular plants are what?
A. protozoans
B. zygotes
C. homosporous
D. heterosporous
Answer:
|
D
|
sciq
|
The three segments of arthropods are the head, thorax and what?
A. abdomen
B. antennae
C. chest
D. appendages
Answer:
|
A
|
sciq
|
A notochord has in common with what vertbrate structure?
A. rib cage
B. spinal cord
C. rip chord
D. trichord
Answer:
|
B
|
sciq
|
Most members of what mammalian order possess opposable thumbs?
A. primates
B. marsupials
C. amphibians
D. rodents
Answer:
|
A
|
sciq
|
What refers to a group of individual organisms of the same species that live closely together?
A. a flock
B. a colony
C. a enviroment
D. a habitat
Answer:
|
B
|
sciq
|
The rise in greenhouse gases has what effect on the temperature of earth?
A. it increases
B. more moderate
C. no effect
D. it drops
Answer:
|
A
|
sciq
|
What two types of atoms bond to form sulfate minerals?
A. oxygen and calcium
B. carbon and sulfur
C. oxygen and sulfur
D. oxygen and carbon
Answer:
|
C
|
sciq
|
Where does groundwater primarily come from?
A. erosion
B. sediment
C. precipitation
D. evaporation
Answer:
|
C
|
sciq
|
What determines sex in animals?
A. cell density
B. cell structure
C. ribosomes
D. sex chromosomes
Answer:
|
D
|
sciq
|
The joints of the carpal bones in the wrist are examples of what type of joints?
A. digit joints
B. planar joints
C. filter joints
D. isojoints
Answer:
|
B
|
sciq
|
If a unit is named after a person it needs to be?
A. forgotten
B. squandered
C. capitalized
D. short
Answer:
|
C
|
sciq
|
What is the name for the inner lining of the uterus?
A. the uterine shell
B. cuticle
C. the epidermis
D. the endometrium
Answer:
|
D
|
sciq
|
What is it called when currents keep reversing direction?
A. stream current
B. alternating current
C. circle current
D. emitting current
Answer:
|
B
|
sciq
|
What is the name given to anything that has mass and takes up space?
A. matter
B. molecule
C. vacuum
D. organism
Answer:
|
A
|
sciq
|
What is the upper most level of earth's layers called?
A. mantle
B. surface
C. volcanic
D. crust
Answer:
|
D
|
sciq
|
What are secreted into the gi tract by organs of the gi tract or from a nearby gland named the pancreas?
A. insulin and pepsin
B. digestive enzymes
C. stomach acid
D. bile
Answer:
|
B
|
sciq
|
In what organ does pepsin help break down proteins?
A. liver
B. kidney
C. stomach
D. skin
Answer:
|
C
|
sciq
|
What begins when a neuron receives a chemical stimulus?
A. a metabolism impulse
B. a induce impulse
C. a nerve impulse
D. nerve reaction
Answer:
|
C
|
sciq
|
Pink snapdragons are an example of what?
A. cloning
B. grafting
C. incomplete dominance
D. nh3 hybridization
Answer:
|
C
|
sciq
|
Air quality is a measure of what in the air?
A. pollutants
B. water
C. clouds
D. gases
Answer:
|
A
|
sciq
|
What do solar cells convert the energy in sunlight into?
A. experimental energy
B. electrical energy
C. subsequent energy
D. free energy
Answer:
|
B
|
sciq
|
Both endotherms and ectotherms control what through behavioral responses to changes in the environment?
A. sleep cycles
B. gas temperature
C. hormones
D. body temperature
Answer:
|
D
|
sciq
|
What occurs when the bronchioles swell and the muscles around the bronchioles contract?
A. bronchitis
B. allergies
C. asthma
D. nausea
Answer:
|
C
|
sciq
|
What giant planet is far away from and much less dense than earth?
A. mars
B. uranus
C. venus
D. jupiter
Answer:
|
D
|
sciq
|
Bacteria, viruses, fungi, and protozoa are examples of what, the term for a disease-causing microorganism?
A. microbe
B. fungus
C. germ
D. pathogen
Answer:
|
D
|
sciq
|
Newton’s third law of motion describes what property of forces that means balance?
A. acceleration
B. gravity
C. magnetism
D. symmetry
Answer:
|
D
|
sciq
|
Translation is the second part of the central dogma of what?
A. molecular biology
B. molecular gastronomy
C. string theory
D. relativity
Answer:
|
A
|
sciq
|
What helps us see rainbows in the sky?
A. spectral light
B. visible light
C. prism
D. myopia
Answer:
|
B
|
sciq
|
How the individuals in a population are spread throughout their habitat is referred to as what?
A. population spread
B. population habitation
C. population distribution
D. habitual distribution
Answer:
|
C
|
sciq
|
The passenger pigeon, the dodo bird, and the woolly mammoth represent individual cases of what fate?
A. compression
B. extinction
C. isolation
D. accumulation
Answer:
|
B
|
sciq
|
Both fats and oils are made up of long chains of carbon atoms that are bonded together. what are these chains called?
A. amino acids
B. nucleic acids
C. fatty acids
D. metabolic acids
Answer:
|
C
|
sciq
|
What adds phosphate groups to receptor proteins at the surface of the cell?
A. brain kinases
B. nitrogen kinases
C. receptor kinases
D. protein kinases
Answer:
|
C
|
sciq
|
Cold fronts in winter may bring what type of storm?
A. snow storm
B. monsoon
C. showers
D. typhoon
Answer:
|
A
|
sciq
|
What is added to alcohol and used as an antiseptic?
A. chlorine
B. arsenic
C. iodine
D. chloride
Answer:
|
C
|
sciq
|
Excretion of ions occurs mainly through what organ?
A. tissues
B. Heart
C. kidneys
D. lungs
Answer:
|
C
|
sciq
|
Acids can also react with metals, and when they do they produce what?
A. alloys
B. rust
C. potassium gas
D. hydrogen gas
Answer:
|
D
|
sciq
|
Convection is the transfer of what type of energy by particles moving through a fluid?
A. Chemical
B. atmospheric
C. thermal
D. Nuclear
Answer:
|
C
|
sciq
|
Foresters commonly inoculate pine seedlings with a type of what to promote growth?
A. yeast
B. proteins
C. soil
D. fungi
Answer:
|
D
|
sciq
|
What are animal fats and oils such as olive and vegetable oil classified as?
A. amino acids
B. inorganic compounds
C. lipids
D. proteins
Answer:
|
C
|
sciq
|
What type of alloys are used in musical instruments?
A. bronze
B. copper
C. plastics
D. brass
Answer:
|
D
|
sciq
|
Osteoclasts and osteoblasts play key roles in repair of what?
A. liver
B. heart
C. brain
D. bone
Answer:
|
D
|
sciq
|
What is the general shape of centrioles?
A. arc
B. spherical
C. rod
D. oval
Answer:
|
C
|
sciq
|
Why does water infiltrate the ground?
A. run-off from flooding
B. gravity
C. prolonged drought conditions
D. because soil and rocks are porous
Answer:
|
D
|
sciq
|
What is the upward force exerted by fluids when any object, such as a boat, is placed in it?
A. human force
B. bouyant force
C. impetuous force
D. atomic force
Answer:
|
B
|
sciq
|
What do dendrites receive signals from?
A. fibers
B. electrons
C. neurons
D. hormones
Answer:
|
C
|
sciq
|
What is the term for the exchange of genetic material between non-sister chromatids of homologous chromosomes?
A. inheritance
B. asexual reproduction
C. meiosis
D. crossing-over
Answer:
|
D
|
sciq
|
What must be overcome to change the motion of an object?
A. weight
B. pressure
C. density
D. inertia
Answer:
|
D
|
sciq
|
Which action of the stomach helps chemical digestion by gastric juice?
A. peristalsis
B. churning action
C. contraction
D. chewing
Answer:
|
B
|
sciq
|
What two lenses comprise a compound microscope?
A. objective and eyepiece
B. scope and focus
C. concave and convex
D. polarized and focal
Answer:
|
A
|
sciq
|
Physical and chemical differences help ecologists distinguish between freshwater and marine types of what?
A. habitats
B. biomes
C. microbiomes
D. cities
Answer:
|
B
|
sciq
|
What are the organic compounds that the body needs in small amounts to function properly; humans need 13 different ones?
A. proteins
B. nutrients
C. minerals
D. vitamins
Answer:
|
D
|
sciq
|
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.