dpquoc/ARC · Datasets at Hugging Face

Unnamed: 0 int64 0 2.25k	id stringlengths 8 22	question stringlengths 17 683	A stringlengths 1 147	B stringlengths 1 134	C stringlengths 1 153	D stringlengths 1 129 ⌀	answer stringclasses 5 values
1,081	Mercury_7010220	The correct procedure after completing a laboratory experiment is to	put all non-reusable glass in the trash.	pour all used chemicals down the sink.	collect and store recyclable material.	return used samples to natural settings.	C
1,082	Mercury_7245770	Which is an example of primary ecological succession?	plants and animals invading an abandoned crop field	mangroves stabilizing the soils on tropical coasts	minerals spurring rapid plant growth	lichen growth on rocks	D
1,083	Mercury_7284078	What is true of mutualistic relationships among organisms?	The organisms ignore each other.	The organisms cooperate with each other.	The organisms prey on each other.	The organisms compete with each other.	B
1,084	Mercury_SC_405793	Carolina uses a microscope to view a soil sample taken from her backyard. Which part of the soil would she ONLY be able to see with a microscope?	bacteria	grass	rainwater	rocks	A
1,085	Mercury_7014280	The part of the rock cycle that transforms compressed rock formed from sea organism shells into a harder, denser rock is	igneous rock becoming sedimentary rock.	igneous rock becoming metamorphic rock.	metamorphic rock becoming igneous rock.	sedimentary rock becoming metamorphic rock.	D
1,086	Mercury_416384	A group of scientists predicts that Earth's oceans will be able to take up more carbon dioxide as atmospheric carbon dioxide levels increase and the atmosphere warms. Which of these statements about the solubility of gases in ocean water would lead you to question this prediction?	Solubility decreases with an increase in salinity.	Solubility decreases with an increase in temperature.	Solubility increases with an increase in pressure.	Solubility increases with an increase in pH.	B
1,087	CSZ_2009_8_CSZ30768	Which of the following elements is best able to combine with itself and hydrogen [H] to form large molecules?	sodium [Na]	lithium [Li]	sulfur [S]	carbon [C]	D
1,088	NYSEDREGENTS_2007_4_16	Growing thicker fur in the winter helps some animals to	hide from danger	attract a mate	find food	keep warm	D
1,089	Mercury_7042683	Several types of mechanisms in the body regulate the rate of chemical reactions in the digestive system. Among the most important are feedback systems, which control the release rate of	lipids.	enzymes.	nucleic acids.	carbohydrates.	B
1,090	Mercury_SC_413301	The water in a pond gets colder one night. Which tool is best to observe its temperature change?	balance	magnifying glass	ruler	thermometer	D
1,091	Mercury_7091998	During subduction, one tectonic plate is forced below another. The subducting plate is forced into the	asthenosphere.	lithosphere.	outer core.	inner core.	A
1,092	NAEP_2005_8_S11+9	What two gases make up most of the Earth's atmosphere?	Hydrogen and oxygen	Hydrogen and nitrogen	Oxygen and carbon dioxide	Oxygen and nitrogen	D
1,093	Mercury_7015785	A light-year is a measure of	time.	energy.	distance.	direction.	C
1,094	NYSEDREGENTS_2016_4_10	Some birds live in a forest. If many of the trees in the forest are cut down, the shelter for the birds will	decrease	increase	remain the same	null	A
1,095	Mercury_7188125	In the human body, cellular respiration breaks down sugar molecules after they enter the cell. What results from this process?	growth of bacteria	release of energy	activity of enzymes	production of oxygen	B
1,096	MEA_2011_8_2	What causes a person to have blue eyes?	eating foods high in protein at a young age	having a brother or sister with blue eyes	being overexposed to the Sun at a young age	receiving a gene for blue eyes from each parent	D
1,097	Mercury_7009503	When an atom loses or gains an electron, it changes	atomic mass.	atomic number.	charge.	element.	C
1,098	Mercury_411730	In which pair of elements are both metalloids?	Sn and Sb	Sb and Te	Te and I	I and Xe	B
1,099	Mercury_7136045	Florida has a large supply of phosphate that ancient seas deposited millions of years ago. The phosphate contains the remains of animals that were deposited in layers on the sea floor. Which type of rock did the phosphate become?	intrusive igneous	extrusive igneous	clastic sedimentary	organic sedimentary	D
1,100	Mercury_7075058	After months of studying and obtaining data on the behavior of birds, biologists from around the world will look at the data and	come up with several possible interpretations.	reject it and do their own investigations.	change the data to fit their expectations.	publish their own interpretations in a science journal.	A
1,101	Mercury_SC_400151	Which mixture can be easily separated by adding water and pouring it through a coffee filter?	sugar and salt	salt and sand	sugar and baking soda	iron filings and sand	B
1,102	NYSEDREGENTS_2007_4_27	Living things depend on energy from	the Sun	the Moon	soil	water	A
1,103	Mercury_SC_401614	Research into the total amount of oil available for use around the world can affect what kind of human choice?	where to retire	how to travel to work	what kind of coffee to drink	whether to recycle glass and aluminum	B
1,104	Mercury_400507	Hydrochloric acid (HCl) reacts with sodium hydroxide (NaOH) to produce a saltwater solution. What are the products of this chemical reaction?	NaCl and H_{2}O	NaOH and HCl	HCl and NaCl	NaOH and H_{2}O	A
1,105	NYSEDREGENTS_2006_4_27	Which human activity most often has a harmful effect on the environment?	breathing	growing	planting	polluting	D
1,106	NYSEDREGENTS_2006_8_1	Young frogs do not resemble adult frogs. Which term is given to this pattern of development in frogs?	asexual reproduction	cloning	metamorphosis	biological adaptation	C
1,107	Mercury_SC_416160	Bones support the body. What pulls and pushes on bones to move them?	blood	nerves	muscles	skin	C
1,108	Mercury_7017658	Which statement best describes why a calcium-fortified juice would advertise that it is good for growing children?	Calcium helps the growth of bones.	Calcium provides energy for growth.	Children need to drink a lot of fluids.	Children need calcium to prevent allergies.	A
1,109	Mercury_7094063	Which of these tectonic plate boundaries is most likely to form a volcano?	a continental plate colliding with a continental plate	an oceanic plate sliding past a continental plate	a continental plate sliding past a continental plate	an oceanic plate colliding into a continental plate	D
1,110	MCAS_2005_8_28	Which of the following is an example of heat transfer by conduction?	a whole metal spoon getting hot when one end is in hot soup	the inside of a car in the sun getting very hot	a tar road getting hotter in the sun than a concrete sidewalk	a fireplace fire heating a room on a cold day	A
1,111	Mercury_7098105	Alicia gives her brother a push while he is seated on a swing. She finds that after a few seconds, she needs to push again to keep him going. The reason her brother slows down is because the mechanical energy is converted into	potential energy that heats the air.	chemical energy that moves the swing.	kinetic energy which makes the swing slow down.	thermal energy that is released into the atmosphere.	D
1,112	Mercury_SC_401775	An example of a learned behavior is a	spider building a web.	dog laying down on command.	beaver building a dam in a creek.	kangaroo jumping away from a predator.	B
1,113	Mercury_7008733	An atom consists of a nucleus surrounded by	ions.	protons.	neutrons.	electrons.	D
1,114	Mercury_411034	Which of these causes the atmosphere to change?	increased inorganic matter in soil	increased use of fertilizers on crops	increased buildup of greenhouse gases	increased rainfall rates near power plants	C
1,115	Mercury_7024763	Which element is most likely to form an ion with a negative 2 charge?	oxygen	nitrogen	beryllium	magnesium	A
1,116	Mercury_7092470	Mount St. Helens was a cone-shaped mountain that formed when molten material reached the surface of Earth and formed layers. Cone-shaped mountains form as a result of which one of these events?	hurricanes	earthquakes	volcanic eruptions	sediment depositions	C
1,117	Mercury_7043540	Which process in the water cycle would be accelerated by an increase in temperature?	runoff	evaporation	precipitation	condensation	B
1,118	Mercury_184678	Which of the following foods is highest in polysaccharides?	broccoli	potatoes	cheese	fish	B
1,119	TIMSS_2007_8_pg100	Colored alcohol is used in some glass thermometers. When placed in air of different temperatures, the column of alcohol rises or falls in the glass thermometer. Which of the following best explains why the height of the alcohol column changes?	The glass contracts when heated.	The alcohol contracts when heated.	The glass expands more than the alcohol when heated.	The alcohol expands more than the glass when heated.	D
1,120	Mercury_7071540	An organism, such as a nematode worm, may have only 1000 cells. It should be classified as being	a virus.	a bacteria.	unicellular.	multicellular.	D
1,121	Mercury_7009783	The Heliocentric Theory, as supported by Copernicus, revolutionized scientific theories regarding	the life cycle.	the water cycle.	the solar system.	the immune system.	C
1,122	NYSEDREGENTS_2006_4_18	Which process causes the leaves of a plant to become larger?	repair	growth	decomposition	germination	B
1,123	MDSA_2011_5_43	Wind changes the surface of Earth. Which of these land formations is a result of transportation and deposition by wind?	a delta	a glacier	a sand dune	a mountain peak	C
1,124	Mercury_7206028	Water moves by capillary action through soil from moist areas to dry areas. Which property of water is most responsible for this capillary action?	Water is a polar molecule.	Water contains an oxygen atom.	Water has a high surface tension.	Water has a high specific heat.	C
1,125	Mercury_SC_401802	Which action is the best method to separate a mixture of salt and water?	using a magnet to extract the salt	adding a colored dye to the mixture	pouring the mixture through a filter	boiling the mixture until the water evaporates	D
1,126	NYSEDREGENTS_2009_8_28	In humans, a trait can be determined by one pair or many pairs of	genes	microbes	cells	organs	A
1,127	NAEP_2009_4_S7+14	Which animal develops inside its mother before it is born alive?	Butterfly	Cat	Duck	Frog	B
1,128	NYSEDREGENTS_2007_8_2	Which sequence correctly shows the levels of organization for structure and function in a human?	cell -> tissue -> organ -> organ system	organ system -> cell -> tissue -> organ	tissue -> organ -> organ system -> cell	cell -> organ -> tissue -> organ system	A
1,129	Mercury_SC_401138	Which adaptation allows a fish to get oxygen underwater?	fins	lungs	gills	heart	C
1,130	NYSEDREGENTS_2016_4_14	The number of daylight hours in New York State changes with the	season of the year	Moon's changing appearance	direction of the wind	arrival of a severe storm	A
1,131	Mercury_7038535	Which instrument would be used when studying a unit on amphibian anatomy?	a beaker	a telescope	a dissecting kit	a graduated cylinder	C
1,132	ACTAAP_2008_7_1	Which is a reason for Arkansas having multiple seasons?	the tilt of Earth's axis	the speed of Earth's orbit	Earth's distance from the Sun	Earth gravitational pull toward the Moon	A
1,133	Mercury_SC_409672	Jessica watches the Sun set in the evening sky. What causes the setting of the Sun?	The distance between Earth and the Sun is increasing.	The tilt of Earth on its axis is constantly changing.	Earth is revolving around the Sun.	Earth is rotating on its axis.	D
1,134	Mercury_414502	To which planet do National Aeronautics and Space Administration (NASA) scientists hope to send humans next?	Mars	Venus	Jupiter	Mercury	A
1,135	NYSEDREGENTS_2011_8_28	Which force keeps the planets in their orbits around the Sun?	gravity	magnetism	electricity	friction	A
1,136	Mercury_7189805	The endangered Florida manatee is a large, aquatic mammal that feeds on sea grasses in brackish water. Due to where they like to feed, manatees are vulnerable to injuries from boat propellers. If speed zones requiring boats to maintain a low speed are placed in areas where manatees are known to congregate, which will most likely occur?	less water pollution in manatee habitats will occur	manatees will seek alternate food sources	new manatee predators will surface	manatee populations will increase	D
1,137	NCEOGA_2013_5_5	Which is an example of a different substance being formed?	glass breaking	metal melting	water freezing	wood burning	D
1,138	TIMSS_1995_8_Q14	A mixture of powdered iron and sulfur is heated. What will be formed?	a single element	two other elements	a solution	an alloy	E
1,139	Mercury_7085890	Scientists can identify an element by looking at the structure of a single	atom.	neutron.	molecule.	electron.	A
1,140	Mercury_7242725	Newly made proteins are modified in which organelle?	ribosome	endoplasmic reticulum	mitochondrion	nuclear envelop	B
1,141	MCAS_2007_8_5165	Which of the following is the primary advantage of sexual reproduction when compared to asexual reproduction?	There is a greater number of offspring.	There is more food available to offspring.	There is greater genetic variety in offspring.	There is a longer development time for offspring.	C
1,142	Mercury_SC_406041	By attaching to sharks, remora fish eat the scraps of food left behind when the sharks feed. If remoras were not able to attach to sharks, they would most likely	attach to boats.	not be able to survive.	find another source of food.	not need to eat anymore.	B
1,143	Mercury_SC_409901	Plants need a source of energy in order to perform photosynthesis. From which source do plants receive the energy needed to perform photosynthesis?	oxygen	sugar	sunlight	water	C
1,144	Mercury_177433	What form of energy is stored in a battery?	chemical	sound	light	heat	A
1,145	MCAS_2005_5_30	When a light bulb is turned on, energy changes from one form to another. Which of the following best describes this change?	sound energy to light energy	nuclear energy to light energy	electrical energy to light energy	magnetic energy to light energy	C
1,146	Mercury_7252718	Which stimulus causes a porcupine to extend its quills?	lunar effect on Earth	seasonal temperature changes	threatening behavior by predators	environmental encroachment by humans	C
1,147	MCAS_2004_8_13	When a balloon is filled with air and suddenly released, it will fly around the room as the air escapes. If compared to space transportation, the escaping air is most similar to what subsystem of a spacecraft?	guidance	propulsion	support	suspension	B
1,148	NYSEDREGENTS_2009_8_1	The Sun appears larger than other stars because of its	yellow color	high temperature	distance from Earth	chemical composition	C
1,149	NAEP_2000_4_S12+2	How hot is it on the surface of the Sun?	Not quite as hot as boiling water	About as hot as fire	About 100°F	Much hotter than almost anything on Earth	D
1,150	NYSEDREGENTS_2011_4_3	Which two observations are both used to describe weather?	precipitation and runoff	temperature and sky conditions	wind speed and erosion	types of clouds and deposition	B
1,151	MCAS_2003_8_6	A scientist combines oxygen and hydrogen to form water. This combination illustrates that water is	an atom.	an element.	a mixture.	a compound.	D
1,152	LEAP__7_10336	In a large forest with many animals, there are only a small number of bears. Which of these most likely limits the population of bears in the forest?	supply of food	type of tree	predation by carnivores	amount of suitable shelter	A
1,153	NAEP_2000_4_S21+7	There is a thunderstorm close to your house. The windows rattle at the same time that you hear the thunder. What causes the windows to rattle?	Sound waves from the thunder	Light from the lightning	Rain from the clouds	The high humidity during the storm	A
1,154	Mercury_7173863	Rocks in warm and humid environments can be weathered faster than rocks in other environments. Which is most likely the next step in the rock cycle for weathered rocks?	They are cemented.	They are compacted.	They become eroded.	They become molted.	C
1,155	Mercury_7099680	If the solar system were used as a model of an atom, what would the Sun most likely represent?	an ion	a nucleus	a neutron	an electron	B
1,156	OHAT_2010_5_14	A student provides the following directions for brushing teeth: • Turn on the water. • Fill the glass with water and leave the water running. • Put toothpaste on the toothbrush. • Brush for two minutes. • Rinse mouth with the water from the glass. • Rinse the toothbrush with the running water. • Turn off the water. Which change in these directions would conserve the most water?	Brush for three minutes.	Turn the water off before brushing.	Rinse mouth with the running water.	Use less toothpaste on the toothbrush.	B
1,157	Mercury_7245455	Which of these shows the correct order for the central dogma of molecular biology?	DNA to protein to RNA	RNA to DNA to protein	protein to DNA to RNA	DNA to RNA to protein	D
1,158	Mercury_7283238	Meiosis contributes to the process of reproduction by producing what type of cell?	aneuploid	diploid	haploid	polyploid	C
1,159	Mercury_7085400	The abundance of a mineral at the surface of Earth most likely depends upon the	climate of a particular region.	types of elements available in the crust.	thicknesses of nearby rock layers.	exposure of the elements to the environment.	B
1,160	Mercury_7064348	Which has the greatest effect on aiding the movement of blood through the human body?	tension	friction	density	gravity	D
1,161	Mercury_SC_400161	Why should scientists wear goggles during experiments?	to block out bright sunlight	to magnify small objects	to protect their eyes	to see in the dark	C
1,162	MCAS_2008_8_5712	Which of the following organisms produces energy from sunlight?	worm	rabbit	hawk	grass	D
1,163	TIMSS_2003_4_pg86	Which statement is true for all objects?	All objects are shiny.	All objects are hard.	All objects are rough.	All objects have mass.	D
1,164	Mercury_7012548	Elements in the same column of the Periodic Table of the Elements all	have the same number of protons.	share the same atomic structure.	have similar physical characteristics.	share the same number of neutrons.	C
1,165	NYSEDREGENTS_2005_4_3	What is the main function of scales on a fish?	to protect the fish	to attract predators	to help the fish find food	to help the fish breathe	A
1,166	Mercury_175980	Which invention made mass production possible?	the assembly line	the airplane	the personal computer	the telephone	A
1,167	Mercury_7123148	What causes a meteoroid to glow as it falls through the atmosphere of Earth?	wind	gravity	friction	sunlight	C
1,168	Mercury_7109445	The cheetah population around the world has decreased because of poaching and loss of habitat. The surviving population is found to have similar alleles. Which factor is endangering the species' survival the most?	harmful genetic mutations	shrinking of the gene pool	decrease in competition	increase in adaptations	B
1,169	Mercury_7016433	What is generated when the students count and record the number of organisms in the pond water?	data	variables	a hypothesis	a conclusion	A
1,170	Mercury_7093345	The Mariana Trench is the deepest ocean trench on Earth. This trench occurs at a plate boundary where	one plate is sliding past another.	one plate is being forced beneath another.	two plates are colliding into each other.	two plates are pulling apart from each other.	B
1,171	AKDE&ED_2008_4_30	Students want to find out at which temperature bean plants grow tallest. Which science process skill would be used to find this temperature?	inferring	predicting	measuring	classifying	C
1,172	Mercury_7007945	When would the highest tides occur along the Texas coast?	at sunrise	at sunset	during a full moon	during a half moon	C
1,173	Mercury_7003938	Sodium (Na) and chlorine (Cl) combine to form sodium chloride (NaCl), which is commonly known as	soap.	vinegar.	table salt.	baking soda.	C
1,174	NYSEDREGENTS_2011_4_5	It rained on a hot summer afternoon and a puddle formed. After several hours, the puddle was gone. Which two processes made the puddle form and then disappear?	precipitation followed by evaporation	deposition followed by evaporation	precipitation followed by runoff	deposition followed by runoff	A
1,175	MCAS_2000_4_2	Which environmental problem was directly caused by the invention of the automobile?	storage of nuclear waste	increase in air pollution	increased use of pesticides	flooding in the Midwest	B
1,176	Mercury_SC_408584	At some places in Florida, sand on the beaches is being reduced. New sand is brought from other areas and spread on the beaches. What process causes this reduction to the beach sand?	earthquakes	erosion	landslides	weathering	B
1,177	Mercury_416644	Which characteristic of a volvox colony makes it more like a multicellular organism than a simple cluster of unicellular organisms?	The cells in the colony respond to stimuli separately.	The cells in the colony are arranged in a specific shape.	Some cells in the colony are specialized for reproduction.	Cells in the colony are connected by strands of cytoplasm.	C
1,178	MSA_2013_8_44	Students are investigating which type of fruit attracts the most fruit flies. Equally sized pieces of ripe apple, peach, and banana are placed in separate containers. The containers allow fruit flies to enter, but the fruit flies are unable to escape. The containers are placed outside on a picnic table for two days. The most reliable method for collecting data is to count the number of fruit flies	on all three types of fruit every two hours	on all three types of fruit after each fruit spoils	on the banana on Day 1, the apple on Day 2, and the peach on Day 3	on the banana after Hour 1, the apple after Hour 2, and the peach after Hour 3	A
1,179	NCEOGA_2013_8_52	Malaria is a common disease in many countries. What is the cause of this disease?	a virus	a bacterium	a fungus	a parasite	D
1,180	VASoL_2010_3_1	Mold is often found growing on old bread. In a food chain, mold is a ___.	decomposer	producer	consumer	scavenger	A

1,081

Mercury_7010220

The correct procedure after completing a laboratory experiment is to

put all non-reusable glass in the trash.

pour all used chemicals down the sink.

collect and store recyclable material.

return used samples to natural settings.

C

1,082

Mercury_7245770

Which is an example of primary ecological succession?

plants and animals invading an abandoned crop field

mangroves stabilizing the soils on tropical coasts

minerals spurring rapid plant growth

lichen growth on rocks

D

1,083

Mercury_7284078

What is true of mutualistic relationships among organisms?

The organisms ignore each other.

The organisms cooperate with each other.

The organisms prey on each other.

The organisms compete with each other.

B

1,084

Mercury_SC_405793

Carolina uses a microscope to view a soil sample taken from her backyard. Which part of the soil would she ONLY be able to see with a microscope?

bacteria

grass

rainwater

rocks

A

1,085

Mercury_7014280

The part of the rock cycle that transforms compressed rock formed from sea organism shells into a harder, denser rock is

igneous rock becoming sedimentary rock.

igneous rock becoming metamorphic rock.

metamorphic rock becoming igneous rock.

sedimentary rock becoming metamorphic rock.

D

1,086

Mercury_416384

A group of scientists predicts that Earth's oceans will be able to take up more carbon dioxide as atmospheric carbon dioxide levels increase and the atmosphere warms. Which of these statements about the solubility of gases in ocean water would lead you to question this prediction?

Solubility decreases with an increase in salinity.

Solubility decreases with an increase in temperature.

Solubility increases with an increase in pressure.

Solubility increases with an increase in pH.

B

1,087

CSZ_2009_8_CSZ30768

Which of the following elements is best able to combine with itself and hydrogen [H] to form large molecules?

sodium [Na]

lithium [Li]

sulfur [S]

carbon [C]

D

1,088

NYSEDREGENTS_2007_4_16

Growing thicker fur in the winter helps some animals to

hide from danger

attract a mate

find food

keep warm

D

1,089

Mercury_7042683

Several types of mechanisms in the body regulate the rate of chemical reactions in the digestive system. Among the most important are feedback systems, which control the release rate of

lipids.

enzymes.

nucleic acids.

carbohydrates.

B

1,090

Mercury_SC_413301

The water in a pond gets colder one night. Which tool is best to observe its temperature change?

balance

magnifying glass

ruler

thermometer

D

1,091

Mercury_7091998

During subduction, one tectonic plate is forced below another. The subducting plate is forced into the

asthenosphere.

lithosphere.

outer core.

inner core.

A

1,092

NAEP_2005_8_S11+9

What two gases make up most of the Earth's atmosphere?

Hydrogen and oxygen

Hydrogen and nitrogen

Oxygen and carbon dioxide

Oxygen and nitrogen

D

1,093

Mercury_7015785

A light-year is a measure of

time.

energy.

distance.

direction.

C

1,094

NYSEDREGENTS_2016_4_10

Some birds live in a forest. If many of the trees in the forest are cut down, the shelter for the birds will

decrease

increase

remain the same

null

A

1,095

Mercury_7188125

In the human body, cellular respiration breaks down sugar molecules after they enter the cell. What results from this process?

growth of bacteria

release of energy

activity of enzymes

production of oxygen

B

1,096

MEA_2011_8_2

What causes a person to have blue eyes?

eating foods high in protein at a young age

having a brother or sister with blue eyes

being overexposed to the Sun at a young age

receiving a gene for blue eyes from each parent

D

1,097

Mercury_7009503

When an atom loses or gains an electron, it changes

atomic mass.

atomic number.

charge.

element.

C

1,098

Mercury_411730

In which pair of elements are both metalloids?

Sn and Sb

Sb and Te

Te and I

I and Xe

B

1,099

Mercury_7136045

Florida has a large supply of phosphate that ancient seas deposited millions of years ago. The phosphate contains the remains of animals that were deposited in layers on the sea floor. Which type of rock did the phosphate become?

intrusive igneous

extrusive igneous

clastic sedimentary

organic sedimentary

D

1,100

Mercury_7075058

After months of studying and obtaining data on the behavior of birds, biologists from around the world will look at the data and

come up with several possible interpretations.

reject it and do their own investigations.

change the data to fit their expectations.

publish their own interpretations in a science journal.

A

1,101

Mercury_SC_400151

Which mixture can be easily separated by adding water and pouring it through a coffee filter?

sugar and salt

salt and sand

sugar and baking soda

iron filings and sand

B

1,102

NYSEDREGENTS_2007_4_27

Living things depend on energy from

the Sun

the Moon

soil

water

A

1,103

Mercury_SC_401614

Research into the total amount of oil available for use around the world can affect what kind of human choice?

where to retire

how to travel to work

what kind of coffee to drink

whether to recycle glass and aluminum

B

1,104

Mercury_400507

Hydrochloric acid (HCl) reacts with sodium hydroxide (NaOH) to produce a saltwater solution. What are the products of this chemical reaction?

NaCl and H_{2}O

NaOH and HCl

HCl and NaCl

NaOH and H_{2}O

A

1,105

NYSEDREGENTS_2006_4_27

Which human activity most often has a harmful effect on the environment?

breathing

growing

planting

polluting

D

1,106

NYSEDREGENTS_2006_8_1

Young frogs do not resemble adult frogs. Which term is given to this pattern of development in frogs?

asexual reproduction

cloning

metamorphosis

biological adaptation

C

1,107

Mercury_SC_416160

Bones support the body. What pulls and pushes on bones to move them?

blood

nerves

muscles

skin

C

1,108

Mercury_7017658

Which statement best describes why a calcium-fortified juice would advertise that it is good for growing children?

Calcium helps the growth of bones.

Calcium provides energy for growth.

Children need to drink a lot of fluids.

Children need calcium to prevent allergies.

A

1,109

Mercury_7094063

Which of these tectonic plate boundaries is most likely to form a volcano?

a continental plate colliding with a continental plate

an oceanic plate sliding past a continental plate

a continental plate sliding past a continental plate

an oceanic plate colliding into a continental plate

D

1,110

MCAS_2005_8_28

Which of the following is an example of heat transfer by conduction?

a whole metal spoon getting hot when one end is in hot soup

the inside of a car in the sun getting very hot

a tar road getting hotter in the sun than a concrete sidewalk

a fireplace fire heating a room on a cold day

A

1,111

Mercury_7098105

Alicia gives her brother a push while he is seated on a swing. She finds that after a few seconds, she needs to push again to keep him going. The reason her brother slows down is because the mechanical energy is converted into

potential energy that heats the air.

chemical energy that moves the swing.

kinetic energy which makes the swing slow down.

thermal energy that is released into the atmosphere.

D

1,112

Mercury_SC_401775

An example of a learned behavior is a

spider building a web.

dog laying down on command.

beaver building a dam in a creek.

kangaroo jumping away from a predator.

B

1,113

Mercury_7008733

An atom consists of a nucleus surrounded by

ions.

protons.

neutrons.

electrons.

D

1,114

Mercury_411034

Which of these causes the atmosphere to change?

increased inorganic matter in soil

increased use of fertilizers on crops

increased buildup of greenhouse gases

increased rainfall rates near power plants

C

1,115

Mercury_7024763

Which element is most likely to form an ion with a negative 2 charge?

oxygen

nitrogen

beryllium

magnesium

A

1,116

Mercury_7092470

Mount St. Helens was a cone-shaped mountain that formed when molten material reached the surface of Earth and formed layers. Cone-shaped mountains form as a result of which one of these events?

hurricanes

earthquakes

volcanic eruptions

sediment depositions

C

1,117

Mercury_7043540

Which process in the water cycle would be accelerated by an increase in temperature?

runoff

evaporation

precipitation

condensation

B

1,118

Mercury_184678

Which of the following foods is highest in polysaccharides?

broccoli

potatoes

cheese

fish

B

1,119

TIMSS_2007_8_pg100

Colored alcohol is used in some glass thermometers. When placed in air of different temperatures, the column of alcohol rises or falls in the glass thermometer. Which of the following best explains why the height of the alcohol column changes?

The glass contracts when heated.

The alcohol contracts when heated.

The glass expands more than the alcohol when heated.

The alcohol expands more than the glass when heated.

D

1,120

Mercury_7071540

An organism, such as a nematode worm, may have only 1000 cells. It should be classified as being

a virus.

a bacteria.

unicellular.

multicellular.

D

1,121

Mercury_7009783

The Heliocentric Theory, as supported by Copernicus, revolutionized scientific theories regarding

the life cycle.

the water cycle.

the solar system.

the immune system.

C

1,122

NYSEDREGENTS_2006_4_18

Which process causes the leaves of a plant to become larger?

repair

growth

decomposition

germination

B

1,123

MDSA_2011_5_43

Wind changes the surface of Earth. Which of these land formations is a result of transportation and deposition by wind?

a delta

a glacier

a sand dune

a mountain peak

C

1,124

Mercury_7206028

Water moves by capillary action through soil from moist areas to dry areas. Which property of water is most responsible for this capillary action?

Water is a polar molecule.

Water contains an oxygen atom.

Water has a high surface tension.

Water has a high specific heat.

C

1,125

Mercury_SC_401802

Which action is the best method to separate a mixture of salt and water?

using a magnet to extract the salt

adding a colored dye to the mixture

pouring the mixture through a filter

boiling the mixture until the water evaporates

D

1,126

NYSEDREGENTS_2009_8_28

In humans, a trait can be determined by one pair or many pairs of

genes

microbes

cells

organs

A

1,127

NAEP_2009_4_S7+14

Which animal develops inside its mother before it is born alive?

Butterfly

Cat

Duck

Frog

B

1,128

NYSEDREGENTS_2007_8_2

Which sequence correctly shows the levels of organization for structure and function in a human?

cell -> tissue -> organ -> organ system

organ system -> cell -> tissue -> organ

tissue -> organ -> organ system -> cell

cell -> organ -> tissue -> organ system

A

1,129

Mercury_SC_401138

Which adaptation allows a fish to get oxygen underwater?

fins

lungs

gills

heart

C

1,130

NYSEDREGENTS_2016_4_14

The number of daylight hours in New York State changes with the

season of the year

Moon's changing appearance

direction of the wind

arrival of a severe storm

A

1,131

Mercury_7038535

Which instrument would be used when studying a unit on amphibian anatomy?

a beaker

a telescope

a dissecting kit

a graduated cylinder

C

1,132

ACTAAP_2008_7_1

Which is a reason for Arkansas having multiple seasons?

the tilt of Earth's axis

the speed of Earth's orbit

Earth's distance from the Sun

Earth gravitational pull toward the Moon

A

1,133

Mercury_SC_409672

Jessica watches the Sun set in the evening sky. What causes the setting of the Sun?

The distance between Earth and the Sun is increasing.

The tilt of Earth on its axis is constantly changing.

Earth is revolving around the Sun.

Earth is rotating on its axis.

D

1,134

Mercury_414502

To which planet do National Aeronautics and Space Administration (NASA) scientists hope to send humans next?

Mars

Venus

Jupiter

Mercury

A

1,135

NYSEDREGENTS_2011_8_28

Which force keeps the planets in their orbits around the Sun?

gravity

magnetism

electricity

friction

A

1,136

Mercury_7189805

The endangered Florida manatee is a large, aquatic mammal that feeds on sea grasses in brackish water. Due to where they like to feed, manatees are vulnerable to injuries from boat propellers. If speed zones requiring boats to maintain a low speed are placed in areas where manatees are known to congregate, which will most likely occur?

less water pollution in manatee habitats will occur

manatees will seek alternate food sources

new manatee predators will surface

manatee populations will increase

D

1,137

NCEOGA_2013_5_5

Which is an example of a different substance being formed?

glass breaking

metal melting

water freezing

wood burning

D

1,138

TIMSS_1995_8_Q14

A mixture of powdered iron and sulfur is heated. What will be formed?

a single element

two other elements

a solution

an alloy

E

1,139

Mercury_7085890

Scientists can identify an element by looking at the structure of a single

atom.

neutron.

molecule.

electron.

A

1,140

Mercury_7242725

Newly made proteins are modified in which organelle?

ribosome

endoplasmic reticulum

mitochondrion

nuclear envelop

B

1,141

MCAS_2007_8_5165

Which of the following is the primary advantage of sexual reproduction when compared to asexual reproduction?

There is a greater number of offspring.

There is more food available to offspring.

There is greater genetic variety in offspring.

There is a longer development time for offspring.

C

1,142

Mercury_SC_406041

By attaching to sharks, remora fish eat the scraps of food left behind when the sharks feed. If remoras were not able to attach to sharks, they would most likely

attach to boats.

not be able to survive.

find another source of food.

not need to eat anymore.

B

1,143

Mercury_SC_409901

Plants need a source of energy in order to perform photosynthesis. From which source do plants receive the energy needed to perform photosynthesis?

oxygen

sugar

sunlight

water

C

1,144

Mercury_177433

What form of energy is stored in a battery?

chemical

sound

light

heat

A

1,145

MCAS_2005_5_30

When a light bulb is turned on, energy changes from one form to another. Which of the following best describes this change?

sound energy to light energy

nuclear energy to light energy

electrical energy to light energy

magnetic energy to light energy

C

1,146

Mercury_7252718

Which stimulus causes a porcupine to extend its quills?

lunar effect on Earth

seasonal temperature changes

threatening behavior by predators

environmental encroachment by humans

C

1,147

MCAS_2004_8_13

When a balloon is filled with air and suddenly released, it will fly around the room as the air escapes. If compared to space transportation, the escaping air is most similar to what subsystem of a spacecraft?

guidance

propulsion

support

suspension

B

1,148

NYSEDREGENTS_2009_8_1

The Sun appears larger than other stars because of its

yellow color

high temperature

distance from Earth

chemical composition

C

1,149

NAEP_2000_4_S12+2

How hot is it on the surface of the Sun?

Not quite as hot as boiling water

About as hot as fire

About 100°F

Much hotter than almost anything on Earth

D

1,150

NYSEDREGENTS_2011_4_3

Which two observations are both used to describe weather?

precipitation and runoff

temperature and sky conditions

wind speed and erosion

types of clouds and deposition

B

1,151

MCAS_2003_8_6

A scientist combines oxygen and hydrogen to form water. This combination illustrates that water is

an atom.

an element.

a mixture.

a compound.

D

1,152

LEAP__7_10336

In a large forest with many animals, there are only a small number of bears. Which of these most likely limits the population of bears in the forest?

supply of food

type of tree

predation by carnivores

amount of suitable shelter

A

1,153

NAEP_2000_4_S21+7

There is a thunderstorm close to your house. The windows rattle at the same time that you hear the thunder. What causes the windows to rattle?

Sound waves from the thunder

Light from the lightning

Rain from the clouds

The high humidity during the storm

A

1,154

Mercury_7173863

Rocks in warm and humid environments can be weathered faster than rocks in other environments. Which is most likely the next step in the rock cycle for weathered rocks?

They are cemented.

They are compacted.

They become eroded.

They become molted.

C

1,155

Mercury_7099680

If the solar system were used as a model of an atom, what would the Sun most likely represent?

an ion

a nucleus

a neutron

an electron

B

1,156

OHAT_2010_5_14

A student provides the following directions for brushing teeth: • Turn on the water. • Fill the glass with water and leave the water running. • Put toothpaste on the toothbrush. • Brush for two minutes. • Rinse mouth with the water from the glass. • Rinse the toothbrush with the running water. • Turn off the water. Which change in these directions would conserve the most water?

Brush for three minutes.

Turn the water off before brushing.

Rinse mouth with the running water.

Use less toothpaste on the toothbrush.

B

1,157

Mercury_7245455

Which of these shows the correct order for the central dogma of molecular biology?

DNA to protein to RNA

RNA to DNA to protein

protein to DNA to RNA

DNA to RNA to protein

D

1,158

Mercury_7283238

Meiosis contributes to the process of reproduction by producing what type of cell?

aneuploid

diploid

haploid

polyploid

C

1,159

Mercury_7085400

The abundance of a mineral at the surface of Earth most likely depends upon the

climate of a particular region.

types of elements available in the crust.

thicknesses of nearby rock layers.

exposure of the elements to the environment.

B

1,160

Mercury_7064348

Which has the greatest effect on aiding the movement of blood through the human body?

tension

friction

density

gravity

D

1,161

Mercury_SC_400161

Why should scientists wear goggles during experiments?

to block out bright sunlight

to magnify small objects

to protect their eyes

to see in the dark

C

1,162

MCAS_2008_8_5712

Which of the following organisms produces energy from sunlight?

worm

rabbit

hawk

grass

D

1,163

TIMSS_2003_4_pg86

Which statement is true for all objects?

All objects are shiny.

All objects are hard.

All objects are rough.

All objects have mass.

D

1,164

Mercury_7012548

Elements in the same column of the Periodic Table of the Elements all

have the same number of protons.

share the same atomic structure.

have similar physical characteristics.

share the same number of neutrons.

C

1,165

NYSEDREGENTS_2005_4_3

What is the main function of scales on a fish?

to protect the fish

to attract predators

to help the fish find food

to help the fish breathe

A

1,166

Mercury_175980

Which invention made mass production possible?

the assembly line

the airplane

the personal computer

the telephone

A

1,167

Mercury_7123148

What causes a meteoroid to glow as it falls through the atmosphere of Earth?

wind

gravity

friction

sunlight

C

1,168

Mercury_7109445

The cheetah population around the world has decreased because of poaching and loss of habitat. The surviving population is found to have similar alleles. Which factor is endangering the species' survival the most?

harmful genetic mutations

shrinking of the gene pool

decrease in competition

increase in adaptations

B

1,169

Mercury_7016433

What is generated when the students count and record the number of organisms in the pond water?

data

variables

a hypothesis

a conclusion

A

1,170

Mercury_7093345

The Mariana Trench is the deepest ocean trench on Earth. This trench occurs at a plate boundary where

one plate is sliding past another.

one plate is being forced beneath another.

two plates are colliding into each other.

two plates are pulling apart from each other.

B

1,171

AKDE&ED_2008_4_30

Students want to find out at which temperature bean plants grow tallest. Which science process skill would be used to find this temperature?

inferring

predicting

measuring

classifying

C

1,172

Mercury_7007945

When would the highest tides occur along the Texas coast?

at sunrise

at sunset

during a full moon

during a half moon

C

1,173

Mercury_7003938

Sodium (Na) and chlorine (Cl) combine to form sodium chloride (NaCl), which is commonly known as

soap.

vinegar.

table salt.

baking soda.

C

1,174

NYSEDREGENTS_2011_4_5

It rained on a hot summer afternoon and a puddle formed. After several hours, the puddle was gone. Which two processes made the puddle form and then disappear?

precipitation followed by evaporation

deposition followed by evaporation

precipitation followed by runoff

deposition followed by runoff

A

1,175

MCAS_2000_4_2

Which environmental problem was directly caused by the invention of the automobile?

storage of nuclear waste

increase in air pollution

increased use of pesticides

flooding in the Midwest

B

1,176

Mercury_SC_408584

At some places in Florida, sand on the beaches is being reduced. New sand is brought from other areas and spread on the beaches. What process causes this reduction to the beach sand?

earthquakes

erosion

landslides

weathering

B

1,177

Mercury_416644

Which characteristic of a volvox colony makes it more like a multicellular organism than a simple cluster of unicellular organisms?

The cells in the colony respond to stimuli separately.

The cells in the colony are arranged in a specific shape.

Some cells in the colony are specialized for reproduction.

Cells in the colony are connected by strands of cytoplasm.

C

1,178

MSA_2013_8_44

Students are investigating which type of fruit attracts the most fruit flies. Equally sized pieces of ripe apple, peach, and banana are placed in separate containers. The containers allow fruit flies to enter, but the fruit flies are unable to escape. The containers are placed outside on a picnic table for two days. The most reliable method for collecting data is to count the number of fruit flies

on all three types of fruit every two hours

on all three types of fruit after each fruit spoils

on the banana on Day 1, the apple on Day 2, and the peach on Day 3

on the banana after Hour 1, the apple after Hour 2, and the peach after Hour 3

A

1,179

NCEOGA_2013_8_52

Malaria is a common disease in many countries. What is the cause of this disease?

a virus

a bacterium

a fungus

a parasite

D

1,180

VASoL_2010_3_1

Mold is often found growing on old bread. In a food chain, mold is a ___.

decomposer

producer

consumer

scavenger

A