question
string | options
sequence | rationale
string | label
string | label_idx
int64 | dataset
string |
|---|---|---|---|---|---|
Which of the following has a population of zero? | [
"Merriam's elk",
"bison",
"llama",
"whooping crane"
] | Key fact:
if a population decreases to zero then that organism is extinct | A | 0 | openbookqa |
Rabbits can be found in | [
"filthy magazines",
"nuclear reactors",
"moonbeams",
"treed areas"
] | Key fact:
some rabbits live in forests | D | 3 | openbookqa |
If a tree is growing in an area that is most ideal to it, the dirt will be | [
"firm",
"loose",
"packed tight",
"airless"
] | Key fact:
the looseness of soil has a positive impact on a plant 's roots' growth in that soil | B | 1 | openbookqa |
There is more rain when the sky is | [
"gray",
"red",
"blue",
"white"
] | Key fact:
if weather is stormy then there is a greater chance of rain | A | 0 | openbookqa |
A person needs to use a raw material to cool an engine, so they might use | [
"H2O in a jug",
"fire in a house",
"salt in a shaker",
"corn in a stove"
] | Key fact:
if something is a raw material in a process then that something is required for that process | A | 0 | openbookqa |
A reptile's body temperature | [
"will sync with their climate",
"will keep stable under any circumstances",
"reacts as other warm blooded animals temperature would",
"plunges rapidly in warm climates"
] | Key fact:
as temperature in the environment increases , the body temperature of a reptile in that environment will increase | A | 0 | openbookqa |
humans changing animal habitats usually causes harm to | [
"the residential things",
"sneakers",
"rocks",
"clouds"
] | Key fact:
humans changing animal habitats usually causes harm to those animals | A | 0 | openbookqa |
If something is able to grow from a kernel and insects assist in reproduction, then it is probably a | [
"carnation",
"rock",
"chair",
"dove"
] | Key fact:
a flower produces pollen and seeds | A | 0 | openbookqa |
a plant needs this to survive | [
"bugs to eat",
"liquid food",
"finger food",
"nutritional material"
] | Key fact:
an plant requires food for survival | D | 3 | openbookqa |
Ice made from which kind of water would melt when the others stay frozen? | [
"river water",
"swamp water",
"lake water",
"coastal water"
] | Key fact:
adding salt to a liquid decreases the melting point of that liquid | D | 3 | openbookqa |
Twenty four hours contains one | [
"high tide",
"4 million seconds",
"solar cycle",
"week"
] | Key fact:
one day is equal to 24 hours | C | 2 | openbookqa |
Why would it be summer one day and fall another day? | [
"the earth's position compared to the sun has shifted",
"rain has started falling",
"leaves have fallen from the trees",
"the squirrels are gathering nuts"
] | Key fact:
Earth orbiting the Sun causes seasons to change | A | 0 | openbookqa |
positively impact your bodies strength by | [
"dead-lifting",
"thinking",
"sleeping",
"singing"
] | Key fact:
exercise has a positive impact on a body 's strength | A | 0 | openbookqa |
Sunlight is a source of light from what? | [
"local star",
"moonbeam",
"lamps",
"lightbulbs"
] | Key fact:
when the season changes , the amount of daylight will change | A | 0 | openbookqa |
The moon is bright in the night sky, especially when full because | [
"Earth shines",
"stars absorb it",
"sunlight brightens it",
"batteries power it"
] | Key fact:
the moon reflects sunlight towards the Earth | C | 2 | openbookqa |
You can experiment with seeing evaporation by using | [
"magic",
"uncovered mason jars",
"nothing",
"time travel"
] | Key fact:
evaporation causes amount of water to decrease | B | 1 | openbookqa |
Quartz may produce rainbows when light is shined | [
"around the crystal's area",
"through any of its sides",
"in the room its in",
"in to a mirror at it"
] | Key fact:
a quartz is made of six-sided transparent crystals | B | 1 | openbookqa |
If a dam is torn down, the beavers will | [
"play",
"relocate",
"weep",
"reconsider"
] | Key fact:
habitat destruction causes animals to move to find shelter in another habitat | B | 1 | openbookqa |
An example of a living thing needing respiration in order to efficiently use energy is | [
"a paper clip pile",
"a murder of crows",
"a large elephant statue",
"a sunny park bench"
] | Key fact:
living things require respiration to use energy | B | 1 | openbookqa |
An example of combining two substances is | [
"pouring queso into guacamole",
"setting a laptop on a desk",
"building a roof on a house",
"putting clothes in a suitcase"
] | Key fact:
An example of combining two substances is pouring one substance into the other substance | A | 0 | openbookqa |
What do rotating vanes on an electric fan do to air? | [
"dampen",
"circulate",
"cool",
"warm"
] | Key fact:
the vanes rotating in an electric fan causes air to move | B | 1 | openbookqa |
If a flashlight is having difficulty working a person should check | [
"the bottom hook",
"the energy hole",
"the glass window",
"the solar flares"
] | Key fact:
a flashlight requires a source of electricity to produce light | B | 1 | openbookqa |
Which is least likely to be an ecosystem? | [
"the plains",
"the moon base",
"the desert",
"the fields"
] | Key fact:
the Earth contains many ecosystems | B | 1 | openbookqa |
A protected environment will probably be | [
"on fire",
"fenced",
"illegal",
"underground"
] | Key fact:
An example of protecting the environment is creating protected areas | B | 1 | openbookqa |
A person will go through many stages in life, some more fun than others. Considering these stages, all are real aside from | [
"physical maturation",
"infancy",
"fishinghood",
"childhood"
] | Key fact:
adulthood is a stage in the life cycle process | C | 2 | openbookqa |
If you are stuck in the desert and need your water to last you, it is best to | [
"throw it away",
"hit it",
"safeguard it",
"sell it"
] | Key fact:
conserving water can be used for survival in a dry environment | C | 2 | openbookqa |
friction is used for stopping a vehicle by | [
"running",
"singing",
"smelting",
"squeezing"
] | Key fact:
friction is used for stopping a vehicle by brakes | D | 3 | openbookqa |
Heavy atmospheric movement is desirable if you have | [
"paper plates",
"perfect hair",
"a wind turbine",
"a badminton match"
] | Key fact:
windy means high wind speeds | C | 2 | openbookqa |
Iron is used to make | [
"pottery clay for kilns",
"baking sheet for cookies",
"items that fasten roofing to roofs",
"twist ties for bread bags"
] | Key fact:
iron nails are made of iron | C | 2 | openbookqa |
Small fish can be safe swarming dangerous sharks when | [
"they are hungry",
"they are symbiotic",
"they are starving",
"they are delicious"
] | Key fact:
remora fish eat food by attaching themselves to sharks and eating the food left behind | B | 1 | openbookqa |
Foggy days are said to be | [
"good for skin",
"high in moister",
"extremely dry",
"very sunny"
] | Key fact:
moist means high in moisture | B | 1 | openbookqa |
When a water balloon is frozen, it will contain | [
"a much less amount of water",
"a whole bunch of frozen ice-cream",
"the same amount of water",
"a greater amount of water"
] | Key fact:
as state of matter changes , mass will not change | C | 2 | openbookqa |
When you come across an animal that passed away, it sometimes smells awful because it died recently and has begun to what? | [
"whimper",
"Rot",
"die",
"cook"
] | Key fact:
dead organisms rot | B | 1 | openbookqa |
During a vigorous workout which will need to increase? | [
"Balance",
"Pulse",
"Perspiration",
"Strength"
] | Key fact:
as energy required for an activity increases , pulse will increase | B | 1 | openbookqa |
as the year progress from June to November the hours of light per day | [
"increases by a few hours",
"decreases by a few hours",
"decreases by 10 minutes",
"increases by 10 minutes"
] | Key fact:
when the seasons change from the summer to the fall , the amount of daylight will decrease | B | 1 | openbookqa |
A bird eating a lizard is an example of what type of relationship? | [
"symbiotic",
"producer",
"parasitic",
"predatory"
] | Key fact:
hawks eat lizards | D | 3 | openbookqa |
Charring is a result of | [
"open flames",
"the sun",
"the moon",
"ice"
] | Key fact:
fire causes burning | A | 0 | openbookqa |
Which is most characterized by the vibration of air? | [
"a viola",
"a brick",
"a blood cell",
"a flashlight"
] | Key fact:
matter vibrating can cause sound | A | 0 | openbookqa |
Laser anemometers help manufacturers of cars, airplanes and spacecraft to produce efficient vehicle designs that | [
"increase the gas mileage of the vehicles",
"increase the drag from air moving past them",
"decrease exhaust fumes from the vehicles",
"reduce resistance from air moving past them"
] | Key fact:
an anemometer is used to measure wind speed | D | 3 | openbookqa |
What would you likely notice the taste of? | [
"ice",
"tropical twist",
"water",
"air"
] | Key fact:
animals taste flavors | B | 1 | openbookqa |
If a kitten is unable to nurse from birth | [
"it will cry",
"it will expire",
"it will sleep",
"it will vomit"
] | Key fact:
lack of food causes starvation | B | 1 | openbookqa |
H2O allows for the conduction of | [
"electrical potential",
"land",
"neurons",
"people"
] | Key fact:
water is an electrical conductor | A | 0 | openbookqa |
Which requires an outlet? | [
"cold iced tea",
"usb tape player",
"frothy beer",
"blowing leaves"
] | Key fact:
electricity is made of moving charged particles | B | 1 | openbookqa |
A man is searching for his dog in the woods and brings a flashlight. The flashlight has two large batteries in it, which | [
"provide light due to wiring",
"provide light through plastic",
"use light to heat the flashlight",
"provide light due to moisture"
] | Key fact:
a flashlight converts chemical energy into light energy | A | 0 | openbookqa |
After a long winter's hibernation, a female bear and her two cubs exit their cave and begin to search for food. One place they check is | [
"dry sticks",
"dirt pile",
"berry bushes",
"dead leaves"
] | Key fact:
bears eat berries | C | 2 | openbookqa |
Beach gear that protects your peepers and looks cool is | [
"sand",
"bikini beach volleyball",
"tinted glasses",
"swimming trunks"
] | Key fact:
tinted lenses reflect ultraviolet rays | C | 2 | openbookqa |
Which is an electrical energy conductor? | [
"cobalt",
"plastic",
"concrete",
"mahogany"
] | Key fact:
metal is an electrical energy conductor | A | 0 | openbookqa |
As Ethanol burns it expels what into the ozone | [
"radiation",
"lightning",
"CO2",
"nitrogen"
] | Key fact:
biofuel releases carbon dioxide into the atmosphere | C | 2 | openbookqa |
As rain freezes in the mountains it splits | [
"granite",
"trees",
"bears",
"cars"
] | Key fact:
ice wedging is when ice causes rocks to crack by expanding in openings | A | 0 | openbookqa |
Water molecules descending from a high elevation in liquid form are known as | [
"brimstone",
"fire",
"hail",
"rainfall"
] | Key fact:
precipitation is when water falls from the sky | D | 3 | openbookqa |
Which of the following crops was the first staple in the human diet? | [
"wheat",
"barley",
"corn",
"rice"
] | Key fact:
humans eat crops | A | 0 | openbookqa |
A source of heat could be | [
"a cold soda",
"an ice cube",
"a mini flashlight",
"snow"
] | Key fact:
a radiator is a source of heat | C | 2 | openbookqa |
Which cannot be an example of crop rotation? | [
"planting tomatoes one year and alfalfa the next",
"planting zucchini one year and beans the next",
"planting bell peppers one year and hot peppers the next",
"planting corn one year and lelttuce the next"
] | Key fact:
crop rotation is when different crops are planted on a field in different years | C | 2 | openbookqa |
Metamorphosis is complete at | [
"adulthood",
"embryo",
"hatching egg",
"larva"
] | Key fact:
a moth undergoes metamorphosis | A | 0 | openbookqa |
A thermal conductor is made of | [
"often metallic",
"types of rubber",
"types of branches",
"electrodes"
] | Key fact:
when a cooler object touches a warmer object , thermal conduction occurs | A | 0 | openbookqa |
When light enters the eye through the pupil the light falls on the what? | [
"brain",
"optic disk",
"retina diagram",
"nose"
] | Key fact:
when light enters the eye through the pupil , that light falls on the retina | B | 1 | openbookqa |
Advances in food transportation lead to | [
"less variety in the fruit section",
"lower demand for foods",
"greater variety of foods in remote areas",
"consolidation of grocery stores"
] | Key fact:
as ability to transport food increases around the world , the available types of food in distant locations will increase | C | 2 | openbookqa |
At 30 degress fahrenheit, water is | [
"hot",
"solid",
"quenching",
"gaseous"
] | Key fact:
freezing point means temperature at which a liquid freezes | B | 1 | openbookqa |
Who would find an arctic environment most pleasant? | [
"iguanas",
"parka squirrels",
"tiger sharks",
"Burmese pythons"
] | Key fact:
the arctic environment is cold in temperature from being at a northern lattitude below 0 degrees celsius during most of the year | B | 1 | openbookqa |
What shows that as the size of a flower increases , the number of pollinators it will attract increases? | [
"butterflies blend in with flowers where they exist",
"ducks prefer to sleep in water that has flowering water lilies",
"people prefer to walk through gardens that have a large number of flowering plants",
"planting flowering plants causes bees to gather en masse"
] | Key fact:
as the size of a flower increases , the number of pollinators it will attract increases | D | 3 | openbookqa |
Bird dogs use their nose to find | [
"water foul",
"your keys",
"the Titanic",
"the menu"
] | Key fact:
smell is used for finding food by some animals | A | 0 | openbookqa |
A person wants to show that they have lost money with their business, and they want to show someone. They decide to use a graph that shows | [
"more money",
"circled things",
"pictures of cats",
"ups and downs"
] | Key fact:
a line graph is used for showing change over time | D | 3 | openbookqa |
Which changes an object's shape and mass? | [
"smashing it",
"tossing it",
"rolling it",
"touching it"
] | Key fact:
breaking down an object changes that object 's shape and mass | A | 0 | openbookqa |
if a school cafeteria left their waste uncollected for a while, what might they attract? | [
"it might attract some bats",
"it might attract raccoons",
"it might attract some eagles",
"it might attract people"
] | Key fact:
raccoons eat waste | B | 1 | openbookqa |
What could be used to fill a beach ball? | [
"Aluminium",
"Iron",
"Oxygen",
"Water"
] | Key fact:
a beach ball contains gas | C | 2 | openbookqa |
What might you find in the depths of the ocean? | [
"Mountainous ranges",
"magic",
"Unicorns",
"Love"
] | Key fact:
oceans cover 70% of the surface of the earth | A | 0 | openbookqa |
What would light bounce off of when it hits it? | [
"a wall painted grey",
"old worn out leather",
"a freshly waxed car",
"a street made of gravel"
] | Key fact:
when light hits a reflective object , that light bounces off that object | C | 2 | openbookqa |
Which type of cell must perform all life functions? | [
"candida",
"sea turtle",
"dragonfly",
"daisy"
] | Key fact:
if a cell can not specialize then that cell must perform all life functions | A | 0 | openbookqa |
Some pupa may | [
"Use wet towels",
"never happen",
"go into sand",
"Eat candy"
] | Key fact:
the cocoons being created occurs during the the pupa stage in a life cycle | C | 2 | openbookqa |
Obstacles that might impede a dune are | [
"God",
"emotions",
"cacti",
"cancers"
] | Key fact:
sand dunes are made of sand | C | 2 | openbookqa |
chemical reactions cause | [
"dancing",
"napping",
"fluctuative attributes",
"invisibilty"
] | Key fact:
chemical reactions cause chemical change | C | 2 | openbookqa |
Algae perform photosynthesis and so they are like to be found where in a body of water? | [
"nowhere",
"bottom",
"top",
"middle"
] | Key fact:
algae is found in bodies of water | C | 2 | openbookqa |
Many animals that give birth to live young have | [
"gills",
"scales",
"exoskeletons",
"legs"
] | Key fact:
mammals give birth to live young | D | 3 | openbookqa |
do ecosystems remain the same? | [
"they are altered with time",
"ecosystems are always the same",
"with time they only grow",
"ecosystems experience very little change"
] | Key fact:
ecological succession means entire communities in an ecosystem change over time | A | 0 | openbookqa |
Which of the following areas would most likely contain a sandbar? | [
"the bottom of a pond",
"where water continuously moves sand and small rocks downstream",
"a school play area",
"a car manufacturing plant"
] | Key fact:
a sandbar is formed by water moving sediment downstream | B | 1 | openbookqa |
What happens when man moves into new environment but reproduction ceases to happen? | [
"native species go wild",
"native species grow large",
"native species loses dwindle",
"native species thrive more"
] | Key fact:
if all members of a species cannot produce offspring then that species will likely become extinct | C | 2 | openbookqa |
If a brick is liquefied, then the weight of it | [
"is electrified",
"is static",
"is changed",
"is removed"
] | Key fact:
phase changes do not change mass | B | 1 | openbookqa |
humans will have to flee if their home is | [
"being built",
"being painted",
"demolished",
"prepared"
] | Key fact:
shelter can protect humans from weather | C | 2 | openbookqa |
Examples of hypothesis is | [
"September 11th was a terrorist attack",
"Rain falls from the sky",
"Fish swim in water",
"Drinking sugary drinks daily leads to obesity"
] | Key fact:
hypothesis means scientific guess about the cause and effect of an event | D | 3 | openbookqa |
Which are likeliest to repel one another? | [
"two mighty oak trees",
"two ice cream cones",
"two pieces of silverware",
"two bottles of water"
] | Key fact:
if two objects have the same charge then those two materials will repel each other | C | 2 | openbookqa |
What lives in their habitat? | [
"dahlias",
"rocks",
"lakes",
"shoes"
] | Key fact:
living things live in their habitat | A | 0 | openbookqa |
Which celestial object is the shortest distance from earth? | [
"Mars",
"Moon",
"Milky Way",
"Venus"
] | Key fact:
the moon is the celestial object that is closest to the Earth | B | 1 | openbookqa |
A foot uses force on spheres in | [
"baseball",
"kickball",
"golf",
"hockey"
] | Key fact:
if an object is kicked then force is exerted on that object | B | 1 | openbookqa |
When a lake is exposed to enough heat over time | [
"animals leave",
"it ceases existing",
"plants dry up",
"fish grow ill"
] | Key fact:
if a body of water loses all water then that body of water does not exist any more | B | 1 | openbookqa |
As the earth glides from winter into spring you will witness | [
"leaves growing",
"blizzards",
"bears starting hibernation",
"leaves turning orange"
] | Key fact:
temperature changing can cause phase changes | A | 0 | openbookqa |
A seeing eye dog is able to do this better than his master: | [
"open a door",
"speak out loud",
"talk to friends",
"observe visually"
] | Key fact:
seeing is used for sensing visual things | D | 3 | openbookqa |
What best explains a muddy road becoming dry later? | [
"alien heat rays",
"evaporation",
"precipitation",
"torrential rain"
] | Key fact:
if a liquid disappears then that liquid probably evaporated | B | 1 | openbookqa |
Water is a recyclable | [
"commodity",
"lubricant",
"revenue",
"treasure"
] | Key fact:
water is a renewable resource | A | 0 | openbookqa |
How do bats avoid crashing into trees while flying around at night? | [
"they wander around aimlessly lost",
"they bounce their screams off of things",
"they ask someone where to go",
"they see with their eyes"
] | Key fact:
sonar is used to find the location of an object | B | 1 | openbookqa |
Several batteries placed into a radio will make sound after first using | [
"solar energy",
"wind energy",
"chemical energy",
"elbow grease"
] | Key fact:
a battery converts chemical energy into electrical energy | C | 2 | openbookqa |
As a flower becomes more aromatic it will bring in a growing crowd of | [
"lazy tourists",
"leaf miners",
"pollinators",
"caterpillars"
] | Key fact:
as the amount of fragrance of a flower increases , the number of pollinators it will attract increases | C | 2 | openbookqa |
A thing which ferns have in endless supply when expanding is | [
"oil",
"dirt",
"darkness",
"castor"
] | Key fact:
soil is a renewable resource for growing plants | B | 1 | openbookqa |
If above your head in the out of doors is gray during the daylight hours then the likeliest need for your travels that day would be | [
"bikini",
"umbrella",
"beach ball",
"sunscreen"
] | Key fact:
clouds produce rain | B | 1 | openbookqa |
sunlight produces | [
"darkness",
"wind",
"solar radiation",
"snow"
] | Key fact:
sunlight produces heat | C | 2 | openbookqa |
Which can be used to create a prism? | [
"dried dung",
"pine martens",
"teak",
"jello"
] | Key fact:
a prism refracts light | D | 3 | openbookqa |
A dead body will become what if exposed to the air | [
"hot remains",
"fresh remains",
"wet remains",
"skeletal remains"
] | Key fact:
In the food chain process bacteria have the role of decomposer | D | 3 | openbookqa |
A dead deer was found partially eaten in a forest. How could it have been caught? | [
"It was caught by appendages on the feet of a feline",
"A raccoon jumped on the deer's back and killed and ate it",
"It was caught by a horse's mouth",
"It was shot by a bear"
] | Key fact:
claws are used to catch prey by some predators | A | 0 | openbookqa |
What is an example of humans building houses in a ecosystem and causing change in the environment as a result? | [
"a dog house is placed in a fenced in back yard",
"a birdbath is placed in a park with a low squirrel population",
"a city is built over a park and deer lose their home",
"a small house is built in the forest and animals are fed there"
] | Key fact:
humans building homes in an ecosystem causes that environment to change | C | 2 | openbookqa |
Mothers have many roles, one of which is | [
"gestating and birthing",
"making good dinner",
"creating fun activities",
"watching the babies"
] | Key fact:
a mother births offspring | A | 0 | openbookqa |
Alternative fuel is usually a renewable what? | [
"sound",
"meal",
"drink",
"asset"
] | Key fact:
alternative fuel is usually a renewable resource | D | 3 | openbookqa |
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