sentence
stringlengths 21
624
| distractors
list | answer
stringlengths 2
32
|
|---|---|---|
The amount of kinetic energy in a moving object depends directly on its mass and **blank**
|
[
"volume",
"direction",
"density"
] |
velocity
|
**blank** take the shape of their container , and are relatively easy to compress
|
[
"molecules",
"semi-fluids",
"fluids"
] |
gases
|
moving air is called **blank**
|
[
"steam",
"clouds",
"humidity"
] |
wind
|
Diagnosing and treating cancer is a beneficial use of **blank** potentially dangerous energy
|
[
"thermal",
"mechanical",
"solar"
] |
radiation
|
Many adults and some children suffer from a deficiency of lactase . these individuals are said to be lactose intolerant because they can not digest the lactose found in **blank**
|
[
"fruit",
"peanuts",
"meat"
] |
milk
|
Three-prong plugs , circuit breakers , and gfci outlets are safety features that recognize the danger of **blank**
|
[
"heat",
"magnetism",
"gravity"
] |
electricity
|
In qualitative analysis , reagents are added to an unknown chemical mixture in order to induce **blank**
|
[
"motion",
"sunlight",
"erosion"
] |
precipitation
|
the second most abundant element in the earth 's crust is **blank**
|
[
"nitrogen",
"helium",
"carbon"
] |
silicon
|
More than half of all known organisms are **blank**
|
[
"mammals",
"enzymes",
"spiders"
] |
insects
|
Saturn is made mostly of helium and **blank**
|
[
"nitrogen",
"carbon"
] |
hydrogen
|
alkenes organic compounds that contain one or more double or triple bonds between carbon atoms are described as **blank**
|
[
"saturated",
"insulated",
"strong"
] |
unsaturated
|
the resistance of a liquid to flow called is **blank**
|
[
"turbulence",
"permeability",
"elasticity"
] |
viscosity
|
The mass of atoms is based on the number of protons and neutrons in **blank**
|
[
"electrons",
"molecules",
"components"
] |
nucleus
|
the study of how and why plants and animals live where they do is **blank**
|
[
"geomorphology",
"heredity",
"lithography"
] |
biogeography
|
we call the energy-rich product of photosynthesis **blank**
|
[
"chloride",
"sugar",
"insulin"
] |
glucose
|
Ringworm and athlete 's foot are human diseases caused by **blank** simple organisms
|
[
"bacteria",
"insects",
"viruses"
] |
fungi
|
the measure of the change in the velocity of a moving object called is **blank**
|
[
"transmission",
"compression",
"pressurization"
] |
acceleration
|
**blank** are generally divided into prosimian and non-prosimian
|
[
"carnivores",
"rodents",
"insects"
] |
primates
|
The creation and destruction of oceanic crust is the reason **blank** moves
|
[
"animals",
"planets",
"oceans"
] |
continents
|
Meiosis in the sporophyte produces haploid cells called **blank**
|
[
"fibers",
"ions",
"seeds"
] |
spores
|
* clouds trap *blank** into the atmosphere at night
|
[
"seawater",
"light",
"smog"
] |
heat
|
the largest arthropods are **blank** of animals
|
[
"birds",
"fish",
"spiders"
] |
insects
|
Tests for levels of **blank** in blood allow a diabetic patient to regulate how much insulin to administer
|
[
"alcohol",
"chloride",
"protein"
] |
glucose
|
The process of breaking down food into nutrients is known as **blank**
|
[
"energy",
"absorption",
"filtration"
] |
digestion
|
**blank** describes how closely packed the particles of matter
|
[
"range",
"mass",
"space"
] |
density
|
it is called **blank** when you get the same result after repeating an experiment
|
[
"variable",
"control",
"initiation"
] |
replication
|
the largest human organ is **blank**
|
[
"stomach",
"brain",
"lungs"
] |
skin
|
In the chest , the trachea divides as it enters the lungs to form the right and left **blank**
|
[
"alveoli",
"ventricle",
"atrium"
] |
bronchi
|
Many objects have color because they contain **blank**
|
[
"solvents",
"vitamins",
"salts"
] |
pigments
|
**blank** of power does not produce any pollutants , but produces waste that can be difficult to dispose of
|
[
"electrical",
"biofuel",
"solar"
] |
nuclear
|
our main source of aluminum ore is **blank**
|
[
"coal",
"cobalt",
"tin"
] |
bauxite
|
Rapidly produced genetic vairants are found in organisms with **blank** type of generation time
|
[
"long",
"repeating",
"oscillating"
] |
short
|
Unlike prokaryotic cells , dna and rna synthesis in eukaryotic cells occurs in a separate compartment from synthesis of **blank**
|
[
"membrane",
"phenotype",
"acids"
] |
protein
|
**blank** important organelle ( that would otherwise be centrally located and crucial to the cell 's survival ) do prokaryotic cells lack
|
[
"electrons",
"molecules",
"protons"
] |
nucleus
|
**blank** evolved from a lobe-finned lungfish ancestor
|
[
"birds",
"horses",
"mice"
] |
amphibians
|
flagellate protozoa that cause giardiasis are **blank**
|
[
"diatoms",
"fungus",
"plankton"
] |
giardia
|
the contacts between neurons are called **blank**
|
[
"neurapses",
"impulses",
"electrodes"
] |
synapses
|
the color of the powder of a mineral is **blank**
|
[
"gray",
"organic",
"blue"
] |
streak
|
**blank** facilitates dispersal of pollen and fruit by raising reproductive structures
|
[
"root",
"leaf",
"flower"
] |
stem
|
**blank** of compound is essential to life
|
[
"carbon",
"oxygen",
"nitrogen"
] |
water
|
The shape of a virus is determined by the type and arrangement of proteins in its **blank**
|
[
"enamel",
"anode",
"nuclei"
] |
capsid
|
the rising and sinking of warm and cooler material called is **blank**
|
[
"depression",
"conveyance",
"diffusion"
] |
convection
|
a group of connected cells that have a similar function within an organism called is **blank**
|
[
"organ",
"nucleus",
"colony"
] |
tissue
|
The number of **blank** subatomic particles can vary between atoms of the same element
|
[
"protons",
"electrons",
"neurons"
] |
neutrons
|
The process in which organ systems work to maintain a stable internal environment is called **blank**
|
[
"consciousness",
"thrombosis",
"ketosis"
] |
homeostasis
|
**blank** comprises the sun and other stars , as well as lightning and the northern lights
|
[
"aurora",
"gamma",
"gas"
] |
plasma
|
The function of **blank** organ is to filter blood and form urine
|
[
"liver",
"lungs",
"gallbladder"
] |
kidneys
|
The attraction between all objects in the universe is known as **blank**
|
[
"variation",
"electricity",
"magnetism"
] |
gravity
|
Friction causes the molecules on rubbing surfaces to move faster , which produces **blank**
|
[
"life",
"precipitation",
"cold"
] |
heat
|
The cell wall acts as an extra layer of protection , helps the cell maintain its shape , and prevents **blank**
|
[
"extinction",
"exhaustion",
"Respiration"
] |
dehydration
|
another term for egg-laying mammals is **blank**
|
[
"viviparus",
"amphibians",
"herbivores"
] |
monotremes
|
the same in all living things and shows that all organisms are related by descent from a common ancestor is **blank**
|
[
"descendant",
"biochemical",
"intrinsic"
] |
genetic
|
All animals that derive energy from food are classified as **blank**
|
[
"lifeforms",
"paleotrophs",
"heliotrophs"
] |
heterotrophs
|
Through **blank** process is the human gene for insulin placed into bacteria
|
[
"migration",
"mutation",
"absorption"
] |
transformation
|
the term for longer chains of monosaccharides is **blank**
|
[
"proteins",
"hydrocarbons",
"oligosaccharides"
] |
polysaccharides
|
**blank** is at work when warm air or water rises , and cool air or water sinks
|
[
"evaporation",
"radiation",
"moisture"
] |
convection
|
The kinetic-molecular theory as it applies to gases has **blank** many basic assumptions
|
[
"four",
"two",
"seven"
] |
five
|
During photosynthesis , **blank** is energy from the sun converted to after entering a plant
|
[
"Carbon",
"chloride",
"Proteins"
] |
glucose
|
hydrophilic substances have an affinity for **blank**
|
[
"air",
"soil",
"heat"
] |
water
|
The electronegativity of an element increases with increasing of **blank** state
|
[
"isolation",
"evaporation",
"conduction"
] |
oxidation
|
Animals require air , water , and **blank** in order to live and survive
|
[
"time",
"mates",
"shade"
] |
food
|
there are **blank** types of bosons
|
[
"three",
"one",
"five"
] |
four
|
Different forms , or allotropes , of carbon are diamond , graphite , and **blank**
|
[
"ligands",
"vesicles",
"carbonite"
] |
fullerenes
|
the process in which organisms reproduce sexually by joining gametes is called **blank**
|
[
"propagation",
"migration",
"stimulation"
] |
fertilization
|
**blank** is the force of attraction between things that have mass
|
[
"friction",
"motion",
"momentum"
] |
gravity
|
Zinc reacting with hydrochloric acid produces bubbles of **blank** gas
|
[
"carbon",
"helium",
"mustard"
] |
hydrogen
|
Water gains and loses **blank** more slowly than does land , affecting seasonal conditions inland and on the coast
|
[
"volume",
"humidity",
"minerals"
] |
heat
|
**blank** indicates moles per liter , whereas molality is moles per kilogram of solvent
|
[
"pollenation",
"abundance",
"kilocalorie"
] |
molarity
|
Hydrochloric acid is formed when hcl is dissolved into **blank**
|
[
"blood",
"sodium",
"plasma"
] |
water
|
Atoms of the same element that have different masses are called **blank**
|
[
"variations",
"radioactive",
"mutations"
] |
isotopes
|
**blank** is characterized by eddies and swirls that mix layers of fluid together , unlike laminar flow
|
[
"combustion",
"compression",
"evaporation"
] |
turbulence
|
**blank** refers to a separation of charge within an atom or molecule
|
[
"diffusion",
"convection",
"rotation"
] |
polarization
|
Aerobic exercise helps improve the cardiovascular system , while **blank** exercise causes muscles to get bigger and stronger
|
[
"endurance",
"skeletal",
"enzymatic"
] |
anaerobic
|
An excessive posterior curvature of the thoracic region is also known as **blank**
|
[
"lordosis",
"babesiosis",
"osmosis"
] |
kyphosis
|
**blank** is composed of two strands of nucleotides in a double-helical structure
|
[
"molecule",
"RNA",
"bacteria"
] |
dna
|
The body is made up of **blank** many types of tissue
|
[
"five",
"seven",
"six"
] |
four
|
The great astronomer edwin hubble discovered that all distant galaxies are receding from our milky way galaxy with velocities proportional to their **blank**
|
[
"masses",
"paths",
"dimensions"
] |
distances
|
**blank** are passed from one generation to the next so species can survive
|
[
"selections",
"mutations",
"fluctuations"
] |
adaptatioins
|
a diffraction grating produce **blank** of lines
|
[
"nearly spaced lines",
"properly spaced lines",
"randomly spaced lines"
] |
evenly spaced lines
|
Ice masses , acquifers , and the deep ocean are examples of water **blank**
|
[
"lakes",
"seas",
"fields"
] |
reservoirs
|
**blank** lies above the highest altitude an airplane can go and below the lowest altitude a spacecraft can orbit
|
[
"stratosphere",
"troposphere",
"thermosphere"
] |
mesosphere
|
the first step in the breakdown of glucose to extract energy for cellular metabolism is **blank**
|
[
"mutation",
"mitosis",
"photosynthesis"
] |
glycolysis
|
atoms carry **blank**
|
[
"negative",
"static",
"positive"
] |
neutral
|
The pleura that surrounds the lungs consists of **blank** many layers
|
[
"one",
"four",
"three"
] |
two
|
The process of the cytoplasm splitting apart and the cell pinching in two is known as **blank**
|
[
"mitosis",
"electrolysis",
"budding"
] |
cytokinesis
|
**blank** of mountainous formation can often be found near trenches
|
[
"earthquakes",
"caves",
"craters"
] |
volcanoes
|
Because it can be controlled intentionally , skeletal muscle is also called **blank** type of muscle
|
[
"automatic",
"necessary",
"involuntary"
] |
voluntary
|
Felsic , intermediate , mafic , and ultramafic are types of composition of **blank** rock group
|
[
"Sedimentary",
"asteroids",
"metamorphic"
] |
igneous
|
the base of nearly all food chains on earth is **blank**
|
[
"glycolysis",
"atherosclerosis",
"synthesis"
] |
photosynthesis
|
the name of the region of a magnet that has the most pull is **blank**
|
[
"center",
"grid",
"tail"
] |
pole
|
**blank** many major forces of elevation cause allele frequencies to change
|
[
"one",
"five",
"three"
] |
four
|
In physics , **blank** is defined as the average kinetic energy of the particles of matter
|
[
"density",
"friction",
"magnetism"
] |
temperature
|
Dalton 's law and henry 's law both describe aspects of **blank** type of exchange
|
[
"energy",
"electron",
"liquid"
] |
gas
|
Hemoglobin is a large molecule made up of proteins and iron . it consists of four folded chains of a protein called this ? **blank**
|
[
"peptide",
"histone",
"insulin"
] |
globin
|
A new species is said to have evolved if separated members of a species evolve genetic differences that prevent **blank** from occurring with the original members ?
|
[
"extinction",
"evolution",
"re-population"
] |
interbreeding
|
**blank** describes the orientation of a body lying face-down
|
[
"Under",
"Diagnal",
"Supine"
] |
prone
|
the name of the second most electronegative element is **blank**
|
[
"nitrogen",
"Hydrogen",
"carbon"
] |
oxygen
|
the term for species evolving together is **blank**
|
[
"conjuration",
"interconnection",
"specmutation"
] |
coevolution
|
the other term for your wind pipe is **blank**
|
[
"cornea",
"cochlea",
"esophagus"
] |
trachea
|
cells secrete **blank** that binds to receptors
|
[
"stress",
"endorphans",
"proteins"
] |
factor
|
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