id stringlengths 8 22 ⌀ | question stringlengths 17 586 ⌀ | choices dict | answerKey stringclasses 9
values | prompt stringlengths 74 739 ⌀ | chosen stringlengths 14 159 ⌀ | rejected stringlengths 13 146 ⌀ | text stringlengths 15 811 |
|---|---|---|---|---|---|---|---|
null | null | null | null | null | null | null | Whenever differences in temperature exist between surfaces, heat will migrate from the warmer area to the cooler area. |
null | null | null | null | null | null | null | In fact, the use of such chemicals may sometimes lead to an increase rather than a decrease in plant diseases.) |
Mercury_410595 | Earth is about 81 times more massive than the Moon. How will the mass and weight of a rocket on the Moon compare to its mass and weight on Earth? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"The mass and weight will be less on the Moon.",
"The mass and weight will be greater on the Moon.",
"The mass will be the same, but its weight will be less on the Moon.",
"The mass will be the same, but its weight will be greater on the... | C | Question: Earth is about 81 times more massive than the Moon. How will the mass and weight of a rocket on the Moon compare to its mass and weight on Earth?
(A) The mass and weight will be less on the Moon.
(B) The mass and weight will be greater on the Moon.
(C) The mass will be the same, but its weight will be less on... | Answer: (C) The mass will be the same, but its weight will be less on the Moon. | Answer: (B) The mass and weight will be greater on the Moon. | Question: Earth is about 81 times more massive than the Moon. How will the mass and weight of a rocket on the Moon compare to its mass and weight on Earth?
(A) The mass and weight will be less on the Moon.
(B) The mass and weight will be greater on the Moon.
(C) The mass will be the same, but its weight will be less on... |
Mercury_7086713 | The sediments found in a riverbed are most likely a result of which action on nearby rock? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"heat",
"faulting",
"pressure",
"weathering"
]
} | D | Question: The sediments found in a riverbed are most likely a result of which action on nearby rock?
(A) heat
(B) faulting
(C) pressure
(D) weathering
| Answer: (D) weathering | Answer: (A) heat | Question: The sediments found in a riverbed are most likely a result of which action on nearby rock?
(A) heat
(B) faulting
(C) pressure
(D) weathering
Answer: (D) weathering |
null | null | null | null | null | null | null | When the air outside becomes dry, pressure builds up inside the plant. |
Mercury_7142398 | A dung beetle is an insect that gathers waste from animals, rolls it into a compact ball, lays eggs in it, and buries it in the soil. This gives the eggs a warm, safe place to hatch and provides a food source for the developing larvae. Which impact does the dung beetle most likely have on its ecosystem? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"It helps return nutrients to the soil.",
"It makes animal waste harder to degrade.",
"It causes an unhealthy accumulation of animal waste.",
"It depletes nutrients from the soil to benefit its young."
]
} | A | Question: A dung beetle is an insect that gathers waste from animals, rolls it into a compact ball, lays eggs in it, and buries it in the soil. This gives the eggs a warm, safe place to hatch and provides a food source for the developing larvae. Which impact does the dung beetle most likely have on its ecosystem?
(A) I... | Answer: (A) It helps return nutrients to the soil. | Answer: (D) It depletes nutrients from the soil to benefit its young. | Question: A dung beetle is an insect that gathers waste from animals, rolls it into a compact ball, lays eggs in it, and buries it in the soil. This gives the eggs a warm, safe place to hatch and provides a food source for the developing larvae. Which impact does the dung beetle most likely have on its ecosystem?
(A) I... |
null | null | null | null | null | null | null | Realize that birds, possums, raccoons and some dogs will take ripened tomatoes, corn and sweet green peppers, etc. |
null | null | null | null | null | null | null | They attack things that do not belong in the body . |
null | null | null | null | null | null | null | Most animals have dietary requirements. |
OHAT_2008_5_20 | A student wraps a wire around an iron nail. The student then connects the wire to a battery. The nail attracts another nail and they stick together. What force holds the two nails together? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"gravitational force",
"magnetic force",
"electric force",
"friction force"
]
} | B | Question: A student wraps a wire around an iron nail. The student then connects the wire to a battery. The nail attracts another nail and they stick together. What force holds the two nails together?
(A) gravitational force
(B) magnetic force
(C) electric force
(D) friction force
| Answer: (B) magnetic force | Answer: (C) electric force | Question: A student wraps a wire around an iron nail. The student then connects the wire to a battery. The nail attracts another nail and they stick together. What force holds the two nails together?
(A) gravitational force
(B) magnetic force
(C) electric force
(D) friction force
Answer: (B) magnetic force |
Mercury_SC_408361 | Phyllis investigated what happened when she added some different substances to water. Which substance can combine with water to form a solution? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"oil",
"rocks",
"soil",
"sugar"
]
} | D | Question: Phyllis investigated what happened when she added some different substances to water. Which substance can combine with water to form a solution?
(A) oil
(B) rocks
(C) soil
(D) sugar
| Answer: (D) sugar | Answer: (A) oil | Question: Phyllis investigated what happened when she added some different substances to water. Which substance can combine with water to form a solution?
(A) oil
(B) rocks
(C) soil
(D) sugar
Answer: (D) sugar |
null | null | null | null | null | null | null | Some cell walls have patterns. |
Mercury_SC_401832 | What causes the soil in a flood plain to be generally rich in nutrients? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"constantly flowing water",
"many fish in the river",
"new soil deposited by the river",
"warm water from an ocean"
]
} | C | Question: What causes the soil in a flood plain to be generally rich in nutrients?
(A) constantly flowing water
(B) many fish in the river
(C) new soil deposited by the river
(D) warm water from an ocean
| Answer: (C) new soil deposited by the river | Answer: (D) warm water from an ocean | Question: What causes the soil in a flood plain to be generally rich in nutrients?
(A) constantly flowing water
(B) many fish in the river
(C) new soil deposited by the river
(D) warm water from an ocean
Answer: (C) new soil deposited by the river |
null | null | null | null | null | null | null | when plants grow new leaves and stems, this is... |
null | null | null | null | null | null | null | Adaptive evolution is defined as changes in allele frequency and phenotype frequency that make a population better suited to survive and reproduce in its environment. |
null | null | null | null | null | null | null | Often start egg laying a day or few days after nest is completed. |
null | null | null | null | null | null | null | Students are able to explain how elements and compounds cycle between living and non-living systems. |
null | null | null | null | null | null | null | It’s due to a combination of factors. |
NYSEDREGENTS_2016_4_12 | One example of matter is | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"sound",
"light",
"heat",
"water"
]
} | D | Question: One example of matter is
(A) sound
(B) light
(C) heat
(D) water
| Answer: (D) water | Answer: (A) sound | Question: One example of matter is
(A) sound
(B) light
(C) heat
(D) water
Answer: (D) water |
Mercury_400613 | Why do planets stay in orbit around the Sun? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"attraction of gravity",
"effect of inertia",
"frictional force",
"rotational force"
]
} | A | Question: Why do planets stay in orbit around the Sun?
(A) attraction of gravity
(B) effect of inertia
(C) frictional force
(D) rotational force
| Answer: (A) attraction of gravity | Answer: (C) frictional force | Question: Why do planets stay in orbit around the Sun?
(A) attraction of gravity
(B) effect of inertia
(C) frictional force
(D) rotational force
Answer: (A) attraction of gravity |
NYSEDREGENTS_2007_8_32 | Moving water in a river is considered a renewable resource because it | {
"label": [
"1",
"2",
"3",
"4"
],
"text": [
"carries dissolved oxygen",
"easily erodes sediments",
"is made of natural gas",
"can be recycled by nature over time"
]
} | 4 | Question: Moving water in a river is considered a renewable resource because it
(1) carries dissolved oxygen
(2) easily erodes sediments
(3) is made of natural gas
(4) can be recycled by nature over time
| Answer: (4) can be recycled by nature over time | Answer: (2) easily erodes sediments | Question: Moving water in a river is considered a renewable resource because it
(1) carries dissolved oxygen
(2) easily erodes sediments
(3) is made of natural gas
(4) can be recycled by nature over time
Answer: (4) can be recycled by nature over time |
MCAS_1999_4_31 | If its food supply in a field decreases, the mouse population in that field will probably | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"increase.",
"decrease.",
"remain the same.",
"become extinct."
]
} | B | Question: If its food supply in a field decreases, the mouse population in that field will probably
(A) increase.
(B) decrease.
(C) remain the same.
(D) become extinct.
| Answer: (B) decrease. | Answer: (D) become extinct. | Question: If its food supply in a field decreases, the mouse population in that field will probably
(A) increase.
(B) decrease.
(C) remain the same.
(D) become extinct.
Answer: (B) decrease. |
Mercury_184800 | A short plant with a thick, fleshy stem, extensive roots, and a short blooming period would most likely be found in which of the following environments? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"prairie",
"desert",
"coniferous forest",
"deciduous forest"
]
} | B | Question: A short plant with a thick, fleshy stem, extensive roots, and a short blooming period would most likely be found in which of the following environments?
(A) prairie
(B) desert
(C) coniferous forest
(D) deciduous forest
| Answer: (B) desert | Answer: (C) coniferous forest | Question: A short plant with a thick, fleshy stem, extensive roots, and a short blooming period would most likely be found in which of the following environments?
(A) prairie
(B) desert
(C) coniferous forest
(D) deciduous forest
Answer: (B) desert |
CSZ_2005_5_CSZ10170 | How do plants most commonly break large rocks into smaller pieces? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"Plant leaves insulate surrounding rocks from extreme temperatures.",
"Plant roots grow into cracks in rocks.",
"Seeds from plants fall onto rocks and release acidic compounds.",
"Stems of plants surround and squeeze rocks."
]
} | B | Question: How do plants most commonly break large rocks into smaller pieces?
(A) Plant leaves insulate surrounding rocks from extreme temperatures.
(B) Plant roots grow into cracks in rocks.
(C) Seeds from plants fall onto rocks and release acidic compounds.
(D) Stems of plants surround and squeeze rocks.
| Answer: (B) Plant roots grow into cracks in rocks. | Answer: (A) Plant leaves insulate surrounding rocks from extreme temperatures. | Question: How do plants most commonly break large rocks into smaller pieces?
(A) Plant leaves insulate surrounding rocks from extreme temperatures.
(B) Plant roots grow into cracks in rocks.
(C) Seeds from plants fall onto rocks and release acidic compounds.
(D) Stems of plants surround and squeeze rocks.
Answer: (B) P... |
null | null | null | null | null | null | null | The strategy appears among birds , insects and some fish . |
null | null | null | null | null | null | null | Some dogs have illnesses. |
null | null | null | null | null | null | null | Modern bacteria, such as Rhodospirillum and Paracoccus possess the respiratory chain found in mitochondria. |
null | null | null | null | null | null | null | Question: Which breed of dog is said to have many Cat-like tendencies?
(A) Afghan Hound
(B) Dalmatian
(C) Labrador Retriever
(D) Bulldog
Answer: (A) Afghan Hound |
null | null | null | null | null | null | null | Some trees result in injuries. |
NCEOGA_2013_8_54 | What is involved in creating genetically modified bacteria? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"allowing them to reproduce freely",
"changing their food source",
"using biotechnology techniques",
"growing them on selected plants"
]
} | C | Question: What is involved in creating genetically modified bacteria?
(A) allowing them to reproduce freely
(B) changing their food source
(C) using biotechnology techniques
(D) growing them on selected plants
| Answer: (C) using biotechnology techniques | Answer: (B) changing their food source | Question: What is involved in creating genetically modified bacteria?
(A) allowing them to reproduce freely
(B) changing their food source
(C) using biotechnology techniques
(D) growing them on selected plants
Answer: (C) using biotechnology techniques |
null | null | null | null | null | null | null | An organism that consumes secondary consumers and feeds at the fourth trophic level. |
MCAS_2007_8_5161 | A manufacturer wants to produce a container for food storage that does not break easily and is airtight, inexpensive, and microwave-safe. Which of the following is the best material to use to make the container? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"glass",
"metal",
"paper",
"plastic"
]
} | D | Question: A manufacturer wants to produce a container for food storage that does not break easily and is airtight, inexpensive, and microwave-safe. Which of the following is the best material to use to make the container?
(A) glass
(B) metal
(C) paper
(D) plastic
| Answer: (D) plastic | Answer: (A) glass | Question: A manufacturer wants to produce a container for food storage that does not break easily and is airtight, inexpensive, and microwave-safe. Which of the following is the best material to use to make the container?
(A) glass
(B) metal
(C) paper
(D) plastic
Answer: (D) plastic |
null | null | null | null | null | null | null | Courtship in birds may include (a) singing and dancing. |
null | null | null | null | null | null | null | These roosts form along the migration routes. |
null | null | null | null | null | null | null | Question: In the wild, what does the adult frond do to root the plantlets in the soil?
(A) bends over
(B) stands upright
(C) changes color
(D) sheds leaves
Answer: (A) bends over |
null | null | null | null | null | null | null | The number, size and shape of all the chromosomes in a cell is called the ____________and is characteristic for a species. |
Mercury_7220990 | Which factor will most likely cause a person to develop a fever? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"a leg muscle relaxing after exercise",
"a bacterial population in the bloodstream",
"several viral particles on the skin",
"carbohydrates being digested in the stomach"
]
} | B | Question: Which factor will most likely cause a person to develop a fever?
(A) a leg muscle relaxing after exercise
(B) a bacterial population in the bloodstream
(C) several viral particles on the skin
(D) carbohydrates being digested in the stomach
| Answer: (B) a bacterial population in the bloodstream | Answer: (A) a leg muscle relaxing after exercise | Question: Which factor will most likely cause a person to develop a fever?
(A) a leg muscle relaxing after exercise
(B) a bacterial population in the bloodstream
(C) several viral particles on the skin
(D) carbohydrates being digested in the stomach
Answer: (B) a bacterial population in the bloodstream |
Mercury_7086135 | A student is visiting a local limestone quarry and finds fossils of seashells. The quarry is located hundreds of miles from the ocean. The fossils best indicate that | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"this area was once below sea level.",
"global temperature changed over time.",
"erosion took place after a flood.",
"volcanic activity affected the area."
]
} | A | Question: A student is visiting a local limestone quarry and finds fossils of seashells. The quarry is located hundreds of miles from the ocean. The fossils best indicate that
(A) this area was once below sea level.
(B) global temperature changed over time.
(C) erosion took place after a flood.
(D) volcanic activity af... | Answer: (A) this area was once below sea level. | Answer: (B) global temperature changed over time. | Question: A student is visiting a local limestone quarry and finds fossils of seashells. The quarry is located hundreds of miles from the ocean. The fossils best indicate that
(A) this area was once below sea level.
(B) global temperature changed over time.
(C) erosion took place after a flood.
(D) volcanic activity af... |
CSZ_2007_5_CSZ10243 | Which of the following is a harmful waste material that leaves the blood and travels through the lungs before leaving the body? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"CO2.",
"O2.",
"H2O.",
"NaCl."
]
} | A | Question: Which of the following is a harmful waste material that leaves the blood and travels through the lungs before leaving the body?
(A) CO2.
(B) O2.
(C) H2O.
(D) NaCl.
| Answer: (A) CO2. | Answer: (C) H2O. | Question: Which of the following is a harmful waste material that leaves the blood and travels through the lungs before leaving the body?
(A) CO2.
(B) O2.
(C) H2O.
(D) NaCl.
Answer: (A) CO2. |
Mercury_SC_400010 | In the life cycle of a fly, which stage comes after the larval stage? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"egg",
"adult",
"nymph",
"pupa"
]
} | D | Question: In the life cycle of a fly, which stage comes after the larval stage?
(A) egg
(B) adult
(C) nymph
(D) pupa
| Answer: (D) pupa | Answer: (B) adult | Question: In the life cycle of a fly, which stage comes after the larval stage?
(A) egg
(B) adult
(C) nymph
(D) pupa
Answer: (D) pupa |
Mercury_SC_413301 | The water in a pond gets colder one night. Which tool is best to observe its temperature change? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"balance",
"magnifying glass",
"ruler",
"thermometer"
]
} | D | Question: The water in a pond gets colder one night. Which tool is best to observe its temperature change?
(A) balance
(B) magnifying glass
(C) ruler
(D) thermometer
| Answer: (D) thermometer | Answer: (B) magnifying glass | Question: The water in a pond gets colder one night. Which tool is best to observe its temperature change?
(A) balance
(B) magnifying glass
(C) ruler
(D) thermometer
Answer: (D) thermometer |
null | null | null | null | null | null | null | The males have hemipenal bulges below the vent whereas females do not. |
null | null | null | null | null | null | null | In cell division, spermatogonia give rise not only to spermatocytes, but to more spermatogonia |
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? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"earthquakes",
"erosion",
"landslides",
"weathering"
]
} | B | Question: 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?
(A) earthquakes
(B) erosion
(C) landslides
(D) weathering
| Answer: (B) erosion | Answer: (C) landslides | Question: 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?
(A) earthquakes
(B) erosion
(C) landslides
(D) weathering
Answer: (B) erosion |
null | null | null | null | null | null | null | Animal cells require oxygen to survive. |
Mercury_7043750 | About how often is a full moon observed from Earth's surface? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"each week",
"once a month",
"every two weeks",
"once each leap year"
]
} | B | Question: About how often is a full moon observed from Earth's surface?
(A) each week
(B) once a month
(C) every two weeks
(D) once each leap year
| Answer: (B) once a month | Answer: (C) every two weeks | Question: About how often is a full moon observed from Earth's surface?
(A) each week
(B) once a month
(C) every two weeks
(D) once each leap year
Answer: (B) once a month |
null | null | null | null | null | null | null | The difference in arousal times may be mediated by different controlling factors between the sexes. |
null | null | null | null | null | null | null | Question: What is the main difference between unsaturated fatty acids and saturated fatty acids?
(A) Presence of double bonds
(B) Presence of single bonds
(C) Length of the carbon chain
(D) Presence of triple bonds
Answer: (A) Presence of double bonds |
null | null | null | null | null | null | null | At the same time, liquid in the column flows to the bottom. |
null | null | null | null | null | null | null | Question: How many gorillas typically live in a family group?
(A) 5 to 10
(B) 1 to 4
(C) 11 to 15
(D) 20 to 25
Answer: (A) 5 to 10 |
null | null | null | null | null | null | null | Instead, all chromosomes are arranged end to end in a ring during diakinesis and the parental chromosomes are oriented in an alternate order ( Cleland, 1936 , 1972 ; Burnham, 1962 ; Golczyk et al., 2005 and 2008 ). |
null | null | null | null | null | null | null | Most communities find growth. |
null | null | null | null | null | null | null | Millions of fossils have been discovered. |
null | null | null | null | null | null | null | extra algae to grow (algal bloom.) |
null | null | null | null | null | null | null | Mainly, breathing becomes difficult and high wind pressure can damage the lungs. |
null | null | null | null | null | null | null | Question: In the Ninth Century, Arabic scholars translated "the greatest" from η μέγιστη (e megiste) to what term in Arabic?
(A) المكبر (al makabr)
(B) الممتاز (al mumtaz)
(C) المجسطي (al mijisti)
(D) الأكبر (al akbar)
Answer: (C) المجسطي |
null | null | null | null | null | null | null | Neural investigation adds a further layer of analysis to scientific understanding of the nature of perception. |
Mercury_401315 | What keeps Mars in orbit around the Sun? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"friction",
"gravity",
"magnetism",
"solar power"
]
} | B | Question: What keeps Mars in orbit around the Sun?
(A) friction
(B) gravity
(C) magnetism
(D) solar power
| Answer: (B) gravity | Answer: (D) solar power | Question: What keeps Mars in orbit around the Sun?
(A) friction
(B) gravity
(C) magnetism
(D) solar power
Answer: (B) gravity |
Mercury_7040915 | When the Northern Hemisphere is tilted toward the Sun, what season is occurring in Australia? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"fall",
"winter",
"spring",
"summer"
]
} | B | Question: When the Northern Hemisphere is tilted toward the Sun, what season is occurring in Australia?
(A) fall
(B) winter
(C) spring
(D) summer
| Answer: (B) winter | Answer: (A) fall | Question: When the Northern Hemisphere is tilted toward the Sun, what season is occurring in Australia?
(A) fall
(B) winter
(C) spring
(D) summer
Answer: (B) winter |
null | null | null | null | null | null | null | Some scale trials combine measurements. |
null | null | null | null | null | null | null | The cells of the offspring have two sets of chromosomes (one from each parent), so are diploid. |
ACTAAP_2013_5_10 | Which mineral has six-sided transparent crystals that will scratch glass? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"sulfur",
"quartz",
"calcite",
"feldspar"
]
} | B | Question: Which mineral has six-sided transparent crystals that will scratch glass?
(A) sulfur
(B) quartz
(C) calcite
(D) feldspar
| Answer: (B) quartz | Answer: (C) calcite | Question: Which mineral has six-sided transparent crystals that will scratch glass?
(A) sulfur
(B) quartz
(C) calcite
(D) feldspar
Answer: (B) quartz |
null | null | null | null | null | null | null | Some life has terrestrial life. |
null | null | null | null | null | null | null | The process of cell-multiplication, however, is frequently confined in adult organisms to certain regions. |
null | null | null | null | null | null | null | Some crops include blackberries. |
Mercury_7119770 | A worker needs to load a heavy box onto a truck. The worker uses a ramp to move the box because the ramp | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"increases the weight of the box.",
"reduces the gravitational force on the box.",
"increases the amount of friction on the box.",
"reduces the amount of force applied to the box."
]
} | D | Question: A worker needs to load a heavy box onto a truck. The worker uses a ramp to move the box because the ramp
(A) increases the weight of the box.
(B) reduces the gravitational force on the box.
(C) increases the amount of friction on the box.
(D) reduces the amount of force applied to the box.
| Answer: (D) reduces the amount of force applied to the box. | Answer: (C) increases the amount of friction on the box. | Question: A worker needs to load a heavy box onto a truck. The worker uses a ramp to move the box because the ramp
(A) increases the weight of the box.
(B) reduces the gravitational force on the box.
(C) increases the amount of friction on the box.
(D) reduces the amount of force applied to the box.
Answer: (D) reduces... |
null | null | null | null | null | null | null | Some regulations require respiratory protection. |
Mercury_7283238 | Meiosis contributes to the process of reproduction by producing what type of cell? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"aneuploid",
"diploid",
"haploid",
"polyploid"
]
} | C | Question: Meiosis contributes to the process of reproduction by producing what type of cell?
(A) aneuploid
(B) diploid
(C) haploid
(D) polyploid
| Answer: (C) haploid | Answer: (D) polyploid | Question: Meiosis contributes to the process of reproduction by producing what type of cell?
(A) aneuploid
(B) diploid
(C) haploid
(D) polyploid
Answer: (C) haploid |
null | null | null | null | null | null | null | Electromagnetic energy can be converted to the chemical energy stored in plants through photosynthesis, the process by which plants and algae use the sun’s radiation to turn carbon dioxide gas into sugar and carbohydrates. |
null | null | null | null | null | null | null | Question: What is one of the main hypotheses being tested in bullfrogs regarding adult neurogenesis?
(A) Role of adult neurogenesis in reproduction
(B) Role of adult neurogenesis in hibernation
(C) Role of adult neurogenesis in metabolism
(D) Role of adult neurogenesis in migration
Answer: (A) Role of adult neurogenesi... |
null | null | null | null | null | null | null | Mycorrhizal fungi can often form associations with many different kinds of plants at the same time. |
Mercury_7138268 | A condition in bees called "colony collapse disorder" occurs when worker bees leave the hive to collect nectar and never return. How would a decline in the bee population most likely affect a farm ecosystem? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"There would be a decrease in soil thickness.",
"There would be a decline in fruit production.",
"There would be an increase in plant diseases.",
"There would be an increase in insect pest populations."
]
} | B | Question: A condition in bees called "colony collapse disorder" occurs when worker bees leave the hive to collect nectar and never return. How would a decline in the bee population most likely affect a farm ecosystem?
(A) There would be a decrease in soil thickness.
(B) There would be a decline in fruit production.
(C)... | Answer: (B) There would be a decline in fruit production. | Answer: (A) There would be a decrease in soil thickness. | Question: A condition in bees called "colony collapse disorder" occurs when worker bees leave the hive to collect nectar and never return. How would a decline in the bee population most likely affect a farm ecosystem?
(A) There would be a decrease in soil thickness.
(B) There would be a decline in fruit production.
(C)... |
Mercury_7057208 | Which characteristic is common to all reptile species? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"endothermic (warm-blooded)",
"slimy skin",
"ectothermic (cold-blooded)",
"hairy skin"
]
} | C | Question: Which characteristic is common to all reptile species?
(A) endothermic (warm-blooded)
(B) slimy skin
(C) ectothermic (cold-blooded)
(D) hairy skin
| Answer: (C) ectothermic (cold-blooded) | Answer: (A) endothermic (warm-blooded) | Question: Which characteristic is common to all reptile species?
(A) endothermic (warm-blooded)
(B) slimy skin
(C) ectothermic (cold-blooded)
(D) hairy skin
Answer: (C) ectothermic (cold-blooded) |
null | null | null | null | null | null | null | Question: What was redesigned in the style of the Lincoln LS for contemporary Lincoln vehicles?
(A) lower body
(B) oval grille
(C) hood ornament
(D) wheels
Answer: (B) oval grille |
null | null | null | null | null | null | null | This distribution and presence of hormones in certain regions of plants explain some of the many growth and behavior phenomena of plants. |
NYSEDREGENTS_2011_8_26 | Which term identifies a group of cells that work together to perform a similar function? | {
"label": [
"1",
"2",
"3",
"4"
],
"text": [
"molecule",
"organ",
"organism",
"tissue"
]
} | 4 | Question: Which term identifies a group of cells that work together to perform a similar function?
(1) molecule
(2) organ
(3) organism
(4) tissue
| Answer: (4) tissue | Answer: (2) organ | Question: Which term identifies a group of cells that work together to perform a similar function?
(1) molecule
(2) organ
(3) organism
(4) tissue
Answer: (4) tissue |
null | null | null | null | null | null | null | The eland is an herbivore and eats grasses, leaves, fruits and herbs. |
Mercury_7107223 | Which factor would have the greatest influence on the southern migration of animals living in the Northern Hemisphere? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"strong storms",
"long periods of drought",
"cold air temperatures",
"increasing daylight hours"
]
} | C | Question: Which factor would have the greatest influence on the southern migration of animals living in the Northern Hemisphere?
(A) strong storms
(B) long periods of drought
(C) cold air temperatures
(D) increasing daylight hours
| Answer: (C) cold air temperatures | Answer: (D) increasing daylight hours | Question: Which factor would have the greatest influence on the southern migration of animals living in the Northern Hemisphere?
(A) strong storms
(B) long periods of drought
(C) cold air temperatures
(D) increasing daylight hours
Answer: (C) cold air temperatures |
null | null | null | null | null | null | null | as any of the cells can divide. |
Mercury_7164868 | The Andes Mountains in South America formed when an oceanic plate shifted beneath a continental plate. Which other landforms are usually associated with this type of plate boundary? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"barrier islands",
"ocean trenches",
"mid-ocean ridges",
"volcanic island arcs"
]
} | B | Question: The Andes Mountains in South America formed when an oceanic plate shifted beneath a continental plate. Which other landforms are usually associated with this type of plate boundary?
(A) barrier islands
(B) ocean trenches
(C) mid-ocean ridges
(D) volcanic island arcs
| Answer: (B) ocean trenches | Answer: (A) barrier islands | Question: The Andes Mountains in South America formed when an oceanic plate shifted beneath a continental plate. Which other landforms are usually associated with this type of plate boundary?
(A) barrier islands
(B) ocean trenches
(C) mid-ocean ridges
(D) volcanic island arcs
Answer: (B) ocean trenches |
null | null | null | null | null | null | null | Question: The region on Earth characterized by a warm summer, cold winter, and moderate spring and fall, lying between certain latitudes, is known as what?
(A) Tropic region
(B) Equatorial region
(C) Temperate region
(D) Arctic region
Answer: (C) Temperate region |
Mercury_415544 | Which combination of letters could be used as a chemical symbol for an element? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"BR",
"Chl",
"Dy",
"FeO"
]
} | C | Question: Which combination of letters could be used as a chemical symbol for an element?
(A) BR
(B) Chl
(C) Dy
(D) FeO
| Answer: (C) Dy | Answer: (B) Chl | Question: Which combination of letters could be used as a chemical symbol for an element?
(A) BR
(B) Chl
(C) Dy
(D) FeO
Answer: (C) Dy |
Mercury_7081498 | Deer eat different types of plants in an ecosystem. Which method would best show the percentages of the plant types in the deer diet? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"pie chart",
"bar graph",
"line graph",
"scatterplot"
]
} | A | Question: Deer eat different types of plants in an ecosystem. Which method would best show the percentages of the plant types in the deer diet?
(A) pie chart
(B) bar graph
(C) line graph
(D) scatterplot
| Answer: (A) pie chart | Answer: (D) scatterplot | Question: Deer eat different types of plants in an ecosystem. Which method would best show the percentages of the plant types in the deer diet?
(A) pie chart
(B) bar graph
(C) line graph
(D) scatterplot
Answer: (A) pie chart |
null | null | null | null | null | null | null | Some leaves grow from tops. |
MCAS_1999_8_20 | The ratio of an object's mass to its volume is its | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"area.",
"perimeter.",
"density.",
"weight."
]
} | C | Question: The ratio of an object's mass to its volume is its
(A) area.
(B) perimeter.
(C) density.
(D) weight.
| Answer: (C) density. | Answer: (A) area. | Question: The ratio of an object's mass to its volume is its
(A) area.
(B) perimeter.
(C) density.
(D) weight.
Answer: (C) density. |
null | null | null | null | null | null | null | Ducks are omnivorous , opportunistic eaters and will eat grass, aquatic plants, insects, seeds, fruit, fish, crustaceans and other types of food. |
null | null | null | null | null | null | null | It is not until below 48°C, however, that the first eukaryotes appear (Fig. 6.19) in the form of filament- ous green algae and small fly larvae. |
null | null | null | null | null | null | null | [11] The problem of habitat destruction that caused the fragmentation in the first place is compounded by: |
null | null | null | null | null | null | null | We have been learning many new things about dinosaurs. |
null | null | null | null | null | null | null | Question: Who makes up your family and does everyone want a new pet?
(A) Only parents
(B) Only children
(C) Only grandparents
(D) All family members
Answer: (D) All family members |
null | null | null | null | null | null | null | Not all the plants in a field will be ready for scoring at the same time and each pod can be tapped more than once. |
null | null | null | null | null | null | null | Some owners recognize approaches. |
null | null | null | null | null | null | null | Most brains control glands. |
null | null | null | null | null | null | null | Meiosis of megasporangia produces 4 haploid spores (megaspores) One of these 4 then divides by mitosis developing a female gametophyte. |
Mercury_7097773 | In any ecosystem, organisms interact with biotic and abiotic parts of the environment. As a result of all of the interactions, the matter within the system is | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"produced when plants grow.",
"recycled when organisms die.",
"lost when animals and plants die.",
"formed when new animals are born."
]
} | B | Question: In any ecosystem, organisms interact with biotic and abiotic parts of the environment. As a result of all of the interactions, the matter within the system is
(A) produced when plants grow.
(B) recycled when organisms die.
(C) lost when animals and plants die.
(D) formed when new animals are born.
| Answer: (B) recycled when organisms die. | Answer: (D) formed when new animals are born. | Question: In any ecosystem, organisms interact with biotic and abiotic parts of the environment. As a result of all of the interactions, the matter within the system is
(A) produced when plants grow.
(B) recycled when organisms die.
(C) lost when animals and plants die.
(D) formed when new animals are born.
Answer: (B)... |
MEA_2010_8_3 | In Costa Rica a small tree, the acacia, provides shelter and food for ants. The ants protect the acacia by removing other insects and vines that might harm it. Which term best describes the relationship between the acacia and the ants? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"competition",
"mutualism",
"parasitism",
"predation"
]
} | B | Question: In Costa Rica a small tree, the acacia, provides shelter and food for ants. The ants protect the acacia by removing other insects and vines that might harm it. Which term best describes the relationship between the acacia and the ants?
(A) competition
(B) mutualism
(C) parasitism
(D) predation
| Answer: (B) mutualism | Answer: (A) competition | Question: In Costa Rica a small tree, the acacia, provides shelter and food for ants. The ants protect the acacia by removing other insects and vines that might harm it. Which term best describes the relationship between the acacia and the ants?
(A) competition
(B) mutualism
(C) parasitism
(D) predation
Answer: (B) mut... |
null | null | null | null | null | null | null | Two times the plants produce a harvest that can happen nearly two times as often. |
Mercury_7181615 | In 1987, a supernova was detected in the Large Magellanic Cloud galaxy, which is approximately 169,000 light years from Earth. Which event produces a supernova? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"the explosion of a massive star",
"the birth of a main-sequence star",
"the collapse of a medium-sized star",
"the collision of one star with another"
]
} | A | Question: In 1987, a supernova was detected in the Large Magellanic Cloud galaxy, which is approximately 169,000 light years from Earth. Which event produces a supernova?
(A) the explosion of a massive star
(B) the birth of a main-sequence star
(C) the collapse of a medium-sized star
(D) the collision of one star with ... | Answer: (A) the explosion of a massive star | Answer: (C) the collapse of a medium-sized star | Question: In 1987, a supernova was detected in the Large Magellanic Cloud galaxy, which is approximately 169,000 light years from Earth. Which event produces a supernova?
(A) the explosion of a massive star
(B) the birth of a main-sequence star
(C) the collapse of a medium-sized star
(D) the collision of one star with ... |
Mercury_SC_408901 | Ella has several wooden blocks. When Ella holds the blocks in her hand, she feels that they are rough. Which term best describes what Ella feels? | {
"label": [
"A",
"B",
"C",
"D"
],
"text": [
"a prediction",
"a conclusion",
"a hypothesis",
"an observation"
]
} | D | Question: Ella has several wooden blocks. When Ella holds the blocks in her hand, she feels that they are rough. Which term best describes what Ella feels?
(A) a prediction
(B) a conclusion
(C) a hypothesis
(D) an observation
| Answer: (D) an observation | Answer: (C) a hypothesis | Question: Ella has several wooden blocks. When Ella holds the blocks in her hand, she feels that they are rough. Which term best describes what Ella feels?
(A) a prediction
(B) a conclusion
(C) a hypothesis
(D) an observation
Answer: (D) an observation |
null | null | null | null | null | null | null | During cell divison, the two genetically identical sister chromatids separate, one going to each offspring cell. |
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