id stringlengths 8 22 | question stringlengths 22 683 | choices dict | answerKey stringclasses 8
values | cod stringlengths 25 208 | is_correct bool 1
class |
|---|---|---|---|---|---|
Mercury_SC_415480 | Which change would most likely increase the number of salamanders? | {
"text": [
"flood",
"drought",
"fire",
"landslide"
],
"label": [
"A",
"B",
"C",
"D"
]
} | A | More water needed.
Habitat destruction bad.
Water increases habitat.
Flood brings water.
Answer: (A). | true |
Mercury_7172795 | The skin is the largest organ in the human body. Why is skin considered to be an organ? | {
"text": [
"It is made of cells.",
"It acts as a barrier.",
"It is made of tissues.",
"It is part of an organism."
],
"label": [
"A",
"B",
"C",
"D"
]
} | C | Made of tissues.
Acts as unit.
Meets organ criteria.
Answer: (C). | true |
NCEOGA_2013_8_59 | Which food provides the most energy for the body in the shortest amount of time? | {
"text": [
"potato",
"meat",
"milk",
"fruit"
],
"label": [
"A",
"B",
"C",
"D"
]
} | D | Fast energy source needed
Simple carbs are key
Fruit has simple carbs
Answer: (D). | true |
Mercury_7219643 | Screech owls have two color variations-red and grey. What advantage does the grey screech owl have over the red screech owl in a habitat that is made up of trees with dark-colored bark? | {
"text": [
"nesting",
"feeding",
"reproduction",
"camouflage"
],
"label": [
"A",
"B",
"C",
"D"
]
} | D | Dark bark matches grey.
Camouflage is the key.
Answer: (D). | true |
Mercury_SC_412487 | A scientist is measuring the amount of movement along a fault. Which tool is best used for making this measurement? | {
"text": [
"barometer",
"stopwatch",
"meter stick",
"magnifying lens"
],
"label": [
"A",
"B",
"C",
"D"
]
} | C | Measuring movement.
Along a fault.
Needs distance tool.
Meter stick measures.
Answer: (C). | true |
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