prompt stringlengths 51 646 | completion stringclasses 8 values | source stringclasses 3 values |
|---|---|---|
What is the term for gases that absorb heat in the atmosphere?
A. greenhouse gases
B. thermal gases
C. ionic gases
D. sulfuric gases
Answer: | A | sciq |
What is the type of cell division that produces gametes called?
A. meiosis
B. mitosis
C. fertilization
D. electrolysis
Answer: | A | sciq |
What causes halide minerals to form?
A. salt water evaporation
B. fresh water ionization
C. salt water ionization
D. salt water accumulation
Answer: | A | sciq |
Upon reaching the postsynaptic membrane, what type of chemical messenger binds to and activates a specific receptor?
A. neuropeptide
B. pheromone
C. hormone
D. neurotransmitter
Answer: | D | sciq |
What do heterotrophic animals usually consume?
A. plants
B. soil
C. minerals
D. other organisms
Answer: | D | sciq |
Molecules of gas are rare in what outermost region of the planet's atmosphere?
A. ozone layer
B. ionosphere
C. thermosphere
D. exosphere
Answer: | D | sciq |
Why is there very little evaporation in the boreal forests?
A. high elevation
B. temperature is too cold
C. too humid
D. too hot
Answer: | B | sciq |
Maltose, lactose, and sucrose are common types of what, which are distinguished by their monosaccharide constituents?
A. silicates
B. oxides
C. disaccharides
D. precipitates
Answer: | C | sciq |
Amplitude describes what about the wave's crest and trough?
A. the maximum parts
B. The width of the parts
C. How frequently the parts occur
D. The minimum parts
Answer: | A | sciq |
Overproduction of offspring, combined with limited resources, results in what?
A. continuation
B. concentration
C. contention
D. competition
Answer: | D | sciq |
What laws regulate radiation doses to which people can be exposed?
A. dose regulation laws
B. medical regulation laws
C. voltage protection laws
D. radiation protection laws
Answer: | D | sciq |
Digestive enzymes, including which enzyme, start breaking down starches into sugars?
A. cortisol
B. triglyceride
C. melatonin
D. amylase
Answer: | D | sciq |
In prokaryotes, what is composed of a single, double-stranded dna molecule in the form of a loop or circle?
A. chromosomes
B. rNA
C. genome
D. allele
Answer: | C | sciq |
What is formed when nitrogen and sulfur oxides dissolve in rain?
A. hail
B. toxic rain
C. acid rain
D. ozone
Answer: | C | sciq |
Hydroelectric power harnesses the energy of what?
A. water
B. heat
C. air
D. weather
Answer: | A | sciq |
Hydras and sea anemones are examples of what form?
A. anemone
B. lesions
C. node
D. polyp
Answer: | D | sciq |
Tropical, temperate, continental, and polar are all examples of what?
A. climates
B. land formations
C. deserts
D. lakes
Answer: | A | sciq |
What is a longitudinal, flexible rod located between the digestive tube and the nerve cord?
A. the underlain
B. tubular gland
C. the oscillatory
D. the notochord
Answer: | D | sciq |
At high altitudes, acclimatization increases red blood cells, so there is more what to help transport the available oxygen?
A. hemoglobin
B. plasma
C. leukocytes
D. platelets
Answer: | A | sciq |
What type of systemic response involves lymphocytes?
A. natural
B. inflammation
C. chronic
D. immune
Answer: | D | sciq |
What was the first object to form in the solar system?
A. sun
B. jupiter
C. earth
D. moon
Answer: | A | sciq |
Some materials have negative heats of solution; the dissolution of one of these solutes in water is called?
A. endothermic process
B. ionized process
C. exothermic process
D. acetylene process
Answer: | C | sciq |
Where are most white blood cells made?
A. lungs
B. plasma
C. the bone marrow
D. heart tissue
Answer: | C | sciq |
Blood flows from the right atrium to the right ventricle, where it is pumped into the what?
A. respiratory system
B. kidneys
C. pulmonary circuit
D. bronchial circulation
Answer: | C | sciq |
What are the male gametes called?
A. pollen
B. sperm
C. urea
D. cytoplasm
Answer: | B | sciq |
What in hemoglobin gives red blood cells their red color?
A. calcium
B. lead
C. barium
D. iron
Answer: | D | sciq |
Alpha, beta and gamma are three types of what?
A. directions
B. mutation
C. convection
D. radiation
Answer: | D | sciq |
Red-green colorblindness is an example of what kind of trait?
A. fatal
B. sex-linked
C. dominant
D. adaptive
Answer: | B | sciq |
What kind of radiation is greatest at the equator and lessens toward the poles?
A. large radiation
B. small radiation
C. lunar raditation
D. solar radiation
Answer: | D | sciq |
What are atoms or groups of atoms called which carry and electrical charge?
A. ions
B. molecules
C. protons
D. electrons
Answer: | A | sciq |
What are the salts of fatty acids called?
A. dyes
B. creams
C. soaps
D. malts
Answer: | C | sciq |
What type of numbers specify the arrangement of electrons in orbitals?
A. quantum numbers
B. fusion numbers
C. stream numbers
D. ionic numbers
Answer: | A | sciq |
What do atoms become if they lose or gain electrons?
A. particulates
B. particles
C. ions
D. toxins
Answer: | C | sciq |
What is the breakdown of unstable elements into stable elements called?
A. initial decay
B. radioactive decay
C. thermal decay
D. radioactive decrease
Answer: | B | sciq |
Observations suggest that a force applied to an object is always applied by what?
A. itself
B. dark matter
C. another object
D. gravity
Answer: | C | sciq |
How much exercise should a person ideally get during a single day?
A. fifteen minutes
B. three hours
C. hour
D. six hours
Answer: | C | sciq |
The electrolysis of what substance produces hydrogen and oxygen gases
A. hydrocarbon
B. cholesterol
C. water
D. carbon dioxide
Answer: | C | sciq |
What is the shorter loop of the cardiovascular system?
A. venous circulation
B. pulmonary edema
C. metabolic circulation
D. pulmonary circulation
Answer: | D | sciq |
What is the first classification of igneous rocks?
A. size
B. composition
C. color
D. weight
Answer: | B | sciq |
What is the very slow movement of rock and soil down a hillside?
A. creep
B. landslide
C. drop
D. evaporate
Answer: | A | sciq |
Which type of pressure forces fluid out of the capillary?
A. combustion
B. air
C. gas
D. hydrostatic
Answer: | D | sciq |
What hits the eardrum and causes it to vibrate?
A. sound waves
B. decibels
C. cilia
D. microwaves
Answer: | A | sciq |
What type of ecologists work to identify and manipulate the processes that most limit recovery of ecosystems from disturbances?
A. environmental
B. quality ecologists
C. restoration ecologists
D. conservation ecologists
Answer: | C | sciq |
Name the two types of nucleic acids.
A. isoleucin and leucine
B. lysine and methionine
C. dna (deoxyribonucleic acid) and rna (ribonucleic acid)
D. dna ( trigraph acid ) and rna ( ribonucleic acid )
Answer: | C | sciq |
Interactions between plants and other organisms result in cycling of chemical nutrients within what?
A. habitat
B. water
C. air
D. ecosystem
Answer: | D | sciq |
In places where crops grow only during part of the year, the land may be bare for a few?
A. days
B. minutes
C. weeks
D. months
Answer: | D | sciq |
What does bowman's capsule form by surrounding the glomerulus?
A. lumen
B. pores
C. ions
D. lipids
Answer: | A | sciq |
What do scientists use to help explain objects or systems in simpler ways?
A. plants
B. models
C. theories
D. measurements
Answer: | B | sciq |
Burning trees produces most of the same pollutants as burning what?
A. fossil compounds
B. coal fuels
C. carbon
D. fossil fuels
Answer: | D | sciq |
During which process in bacteria do the chromosome replicates and the two daughter chromosomes actively move apart?
A. binary fission
B. function fission
C. secondary fission
D. matter fission
Answer: | A | sciq |
What is emitted by atoms that have been excited by thermal excitation, electron collision, or collisions with photons of exactly the right frequency?
A. electricity
B. light
C. radioactivity
D. gravity
Answer: | B | sciq |
Translation is the process of ordering the amino acids in the assembly of a?
A. protein
B. carbohydrate
C. vitamin
D. lipid
Answer: | A | sciq |
What is the name of the group that rats are apart of called?
A. rodents
B. Animals
C. primates
D. Mammels
Answer: | A | sciq |
Fertilization occurs when what material from one flower reaches the female gametes in the same or a different flower?
A. ova
B. pollen
C. nitrogen
D. sperm
Answer: | B | sciq |
What are the tiny packets of energy the sun gives off called?
A. ions
B. electrons
C. neutrons
D. photons
Answer: | D | sciq |
In humans, each set of chromosomes contains 22 of these and 1 sex chromosome?
A. centrosomes
B. genes
C. autosomes
D. chromatids
Answer: | C | sciq |
What eukaryotic organisms cannot make their own food and do not technically eat?
A. cells
B. plankton
C. fungi
D. proteins
Answer: | C | sciq |
What do ants and termites eat to help them digest wood and leaves?
A. yeast
B. pollen
C. fungi
D. berries
Answer: | C | sciq |
How many types of glands does the dermis contain?
A. ten
B. six
C. three
D. two
Answer: | D | sciq |
What is an upward force that fluids exert on any object that is placed in them?
A. warm force
B. efficient force
C. buoyant force
D. gravity force
Answer: | C | sciq |
Atmospheric pressure is increased, causing a greater amount of oxygen than normal to diffuse into the bloodstream of the patient, in what type of therapy?
A. ventilation chamber therapy
B. Distinct Chamber Therapy
C. politic chamber therapy
D. hyperbaric chamber therapy
Answer: | D | sciq |
An axe head and a doorstop are types of what simple machine?
A. wedge
B. blade
C. pulley
D. lever
Answer: | A | sciq |
Dna encodes instructions for what kind of molecules?
A. fats
B. acids
C. cells
D. proteins
Answer: | D | sciq |
Who coined the term natural selection?
A. Pasteur
B. darwin
C. Mendel
D. shaw
Answer: | B | sciq |
When sand is deposited along a shoreline, what is created?
A. island
B. beach
C. dunes
D. bay
Answer: | B | sciq |
Prosimians are thought to be more similar to the earliest of these?
A. insects
B. primates
C. rodents
D. fish
Answer: | B | sciq |
What arteries carry oxygen-poor blood away from the heart to the lungs?
A. pulmonary
B. aorta
C. femoral
D. subclavian
Answer: | A | sciq |
What are the mass of threadlike filaments on the body of a fungus called?
A. dendrites
B. cuticle
C. hyphae
D. cytoplasm
Answer: | C | sciq |
Ionic bonds between two atoms require one metal and one what?
A. gas
B. nonmetal
C. metallic
D. liquid
Answer: | B | sciq |
The pressurized gas of earth's atmosphere is contained by what force?
A. plasma
B. light
C. gravity
D. variation
Answer: | C | sciq |
Cytokinins promote cell division and prevent what?
A. senescence
B. deficiency
C. apoptosis
D. mutations
Answer: | A | sciq |
Dna transcription is controlled by what type of proteins?
A. genetic
B. essential
C. digested
D. regulatory
Answer: | D | sciq |
Tubeworms deep in the galapagos rift get their energy from what type of bacteria?
A. asexual
B. sprillia
C. filamentous
D. chemosynthetic
Answer: | D | sciq |
When female mammalian embryos consist of just a few thousand cells, one x chromosome in each cell inactivates by condensing into a structure called what?
A. barr body
B. baker body
C. lewy's body
D. morton body
Answer: | A | sciq |
Oceans are divided into zones bases on distance from shore and what other factor?
A. water depth
B. temperature
C. animal species
D. salinity
Answer: | A | sciq |
If a mistake is made by dna polymerase while adding nucleotides, incorrect bases are removed and replaced by the correct base, and the process of what continues?
A. hybridization
B. polymerization
C. fermentation
D. digestion
Answer: | B | sciq |
The common earthworm and leeches are examples of what type of worm?
A. segmented
B. castrated
C. elongated
D. encapsulated
Answer: | A | sciq |
Elements involved in nuclear reactions are what?
A. detectable
B. static
C. radioactive
D. inert
Answer: | C | sciq |
Circadian rhythms and migration are examples of what kind of behaviors in animals?
A. cyclic
B. finite
C. fluid
D. continual
Answer: | A | sciq |
The articular cartilage is thickest in the upper and back part of the acetabulum, the socket portion of what?
A. elbow
B. shoulder joint
C. hip joint
D. kneecap
Answer: | C | sciq |
What are decomposers that feed on the organic matter left over from other decomposers?
A. protozoa
B. saprotrophs
C. algae
D. fungi
Answer: | B | sciq |
Heavier isotopes of plutonium are also produced when lighter plutonium nuclei capture what?
A. molecules
B. neutrons
C. protons
D. electrons
Answer: | B | sciq |
What parts of the cell does cell differentiation involve changes in?
A. cystine and cell wall
B. endoderm and epidermis
C. cytoplasm and cell wall
D. cell membrane and nucleus
Answer: | C | sciq |
The head, thorax, and abdomen comprise what type of body structure, possessed by arthropods?
A. segmented
B. elongated
C. permeable
D. vertebrate
Answer: | A | sciq |
The renal hilum is the entry and exit site for structures servicing which organs?
A. brains
B. kidneys
C. lungs
D. ovaries
Answer: | B | sciq |
Photosynthesis changes light energy to what type of energy?
A. radiation
B. solar
C. potential
D. chemical
Answer: | D | sciq |
Fructose and lactose are types of sugars broken down by the body to form what, which is the simplest sugar of all?
A. glucose
B. glutamate
C. sucrose
D. carbohydrate
Answer: | A | sciq |
A complementary pair of chromosomes have genes for the same characteristics in the same location on the chromosome are known as?
A. analogous chromosomes
B. endroctyne chromosomes
C. symbiotic chromosomes
D. homologous chromosomes
Answer: | D | sciq |
What dangerous oxygen compound is found in ground level smog?
A. neon
B. argon
C. sulfur dioxide
D. ozone
Answer: | D | sciq |
Large increases in the diversity of life have resulted from adaptive radiations that followed what?
A. glaciers
B. mass migrations
C. mass mutations
D. mass extinctions
Answer: | D | sciq |
What is the source of most electricity?
A. coal
B. the Sun
C. methane
D. air
Answer: | A | sciq |
What kind of motion characterizes waves?
A. bending
B. round
C. repetitive
D. breathing
Answer: | C | sciq |
Light reactions occur during which stage of photosynthesis?
A. final stage
B. intermediate stage
C. first stage
D. third stage
Answer: | C | sciq |
What is used to measure, in degrees, the distance north or south of the equater?
A. magnitude
B. latitude
C. equator
D. elevation
Answer: | B | sciq |
Radiation can be absorbed or shielded by materials, particularly what material used to make protective aprons worn by x-ray administrators?
A. lead
B. steel
C. cotton
D. carbon
Answer: | A | sciq |
What is the name for something that consists of all the population in a given area together with the nonliving environment?
A. ecosystem
B. habitat
C. totality
D. web
Answer: | A | sciq |
The amniotic egg first evolved in what species?
A. amphibians
B. birds
C. reptiles
D. mammals
Answer: | C | sciq |
A largemouth bass is an example of a cold-blooded animal that conforms to what aspect of the lake it inhabits?
A. oxygen
B. precipitation
C. temperature
D. depth
Answer: | C | sciq |
What makes up the mass number of an atom?
A. atoms and neutrons
B. protons and neutrons
C. electrons and neutrons
D. molecules and electrons
Answer: | B | sciq |
Clubmosses are not true mosses, though, because they have what?
A. smooth tissue
B. vascular tissue
C. hydrothermal tissue
D. cambrium
Answer: | B | sciq |
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