question
string
options
sequence
rationale
string
label
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int64
dataset
string
Trees grow growth-rings one time each year; so which of these is correct?
[ "a tree with nine rings is nine years old", "a tree with six rings is seven years old", "a tree with eight rings is five years old", "telling how old a tree is is impossible based on rings" ]
Key fact: a tree growing a tree-growth ring occurs once per year
A
0
openbookqa
When looking at an eclipse, an important thing to remember is
[ "to take a photograph", "to look through a window", "to use hands to shield eyes", "avert eyes at all costs" ]
Key fact: looking directly at an eclipse of the Sun causes harm to the eyes
D
3
openbookqa
Unless the animal is native to a cold climate like Antarctica, it is going to need to stay warm enough in winter so it
[ "Stays alive", "stays dead", "in cream", "in juice" ]
Key fact: an animal requires warmth for survival
A
0
openbookqa
When a plant is water the liquid goes from the soil area to where it is needed using what system?
[ "xylem", "flowering pistols", "sprinkler", "leaves" ]
Key fact: xylem carries water from the roots of a plant to the leaves of a plant
A
0
openbookqa
Seasons of the year highly impact what?
[ "Moods", "Environment", "Behavior", "Consumption" ]
Key fact: seasons cause change to the environment
B
1
openbookqa
An acquired characteristic is
[ "a jagged raised welt you've had since you fell down the stairs 6 years ago", "freckles from your mom's genes", "brown, curly hair that resembles your sister's", "a large nose just like your dad's" ]
Key fact: a scar is an acquired characteristic
A
0
openbookqa
a hawk will use their claws to touch which of the following?
[ "mouse entity", "nuts and berries", "lion", "rhino" ]
Key fact: a mouse gives birth to live young
A
0
openbookqa
A person has sand in their shoe from the beach, and they dump the sand out at their doorstep many miles away. The sand could end up back on that beach if
[ "magic creatures move it", "someone goes to the zoo", "a large gust passes", "people wish for it" ]
Key fact: wind carries sand from one place to another place
C
2
openbookqa
If an electric circuit has six paths and another electric circuit has one path, the six path circuit is
[ "really broken", "singular", "equidistant", "slowly burning" ]
Key fact: if electricity flows along more than one pathway then the circuit is parallel
C
2
openbookqa
How long does it take Earth to fully revolve one time
[ "28 hours", "46 hours", "1400 minutes", "1440 minutes" ]
Key fact: a Rotation of the Earth on itself takes one day
D
3
openbookqa
Pollination is required for what reproduction?
[ "elephant", "bug", "bird", "flora" ]
Key fact: plant reproduction requires pollination
D
3
openbookqa
In the morning, Rebecca saw some fluid in the gutter. Later, it was gone. What happened to it?
[ "condensation", "evaporation", "magic", "deposition" ]
Key fact: evaporation is when water is drawn back up into the air in the water cycle
B
1
openbookqa
A source of heat might be
[ "rubbing noses", "swimming in Antartica", "touching ice", "sitting in freezers" ]
Key fact: a car engine is a source of heat
A
0
openbookqa
What dissolves in water when combined?
[ "crystal carbohydrates", "iron", "oil", "plastic" ]
Key fact: sugar dissolves in water when they are combined
A
0
openbookqa
which of these can be considered a stage in the water cycle?
[ "all of these", "the combination of nails and hammers", "the presence of H20", "the combination of chlorine and gas" ]
Key fact: condensation is a stage in the water cycle process
C
2
openbookqa
In order for crops to grow food safely, pesticides are used on them. When it floods, this causes what to be poisonous?
[ "air", "farmers", "Corn", "Runoff" ]
Key fact: crop rotation renews soil
D
3
openbookqa
A bird that finds itself endangered is
[ "sees others of its species in large amounts", "friendly with many other birds", "glad to have so much company", "unlikely to meet more of its type" ]
Key fact: endangered means low in population
D
3
openbookqa
A boy hates summer with a burning passion, so luckily the longest he should ever have to endure the season is
[ "twelve weeks", "three years", "nine months", "two days" ]
Key fact: a new season occurs once per three months
A
0
openbookqa
Mammals are one of a few animals that's core temp
[ "fluctuates", "stays the same", "drops suddenly", "heats up" ]
Key fact: a mammal is warm-blooded
B
1
openbookqa
Which is a byproduct of a lightbulb?
[ "taste", "death", "warmth", "sound" ]
Key fact: an incandescent light bulb converts electricity into heat by sending electricity through a filament
C
2
openbookqa
Which is the best thing to do for a neighborhood?
[ "growing local daffodils and weeding", "spreading trash and garbage", "planting fast spreading plants", "introducing a new species" ]
Key fact: planting native plants has a positive impact on an ecosystem
A
0
openbookqa
If a cow is offered a choice, it will turn down
[ "a bale of hay", "a piece of carrot", "a chunk of apple", "a chunk of pork" ]
Key fact: cows only eat plants
D
3
openbookqa
Like humans, when some animals get hot, they do what in order to lower their body temperature
[ "spend money", "raise blood temperature", "fly away", "perspire" ]
Key fact: sweat is used for adjusting to hot temperatures by some animals
D
3
openbookqa
A skunk produces a bad what?
[ "heat", "smeller perception", "cold", "color" ]
Key fact: a skunk produces a bad odor
B
1
openbookqa
If a tree is cut down what will happen to it?
[ "vitality extinguishing", "growth", "vigor", "life" ]
Key fact: if a tree is cut down then that tree will die
A
0
openbookqa
Which of these animals could keep itself warmest?
[ "a squirrel", "a whale", "a chihuahua", "a cat" ]
Key fact: fat is used to keep animals warm
B
1
openbookqa
Conservation is
[ "using Styrofoam plates for every meal", "reusing gift bags again and again", "throwing plastic bottles in the landfill", "driving a gas guzzling truck" ]
Key fact: An example of conservation is avoiding waste
B
1
openbookqa
Why should people conserve gas when fueling their cars?
[ "because it can only be used once", "because it is hard to find", "because the more it is used the more it costs", "because it can mess up their engines" ]
Key fact: fossil fuels are a nonrenewable resource
A
0
openbookqa
An iris may have trouble thriving in an arid location, or even in a frozen location, because it needs
[ "to be dried and preserved", "a certain climate to boom", "a bucket of ice water", "to be buried in snow" ]
Key fact: a plant requires a specific climate to grow and survive
B
1
openbookqa
Coral gets some help with algae for their
[ "love", "dating advice", "happiness", "vibrance" ]
Key fact: usually coral lives in warm water
D
3
openbookqa
A kangaroo can have multiple babies at various stages of life at the same time. These joeys can show remarkable instincts, in that they
[ "hallucinate", "nurse", "scream", "are born" ]
Key fact: An example of an instinct is the kangaroo 's ability to crawl into its mother 's pouch to drink milk
B
1
openbookqa
Having food has a positive impact on the health of what?
[ "organism charts", "water", "sunlight", "critters" ]
Key fact: having food has a positive impact on an organism 's health
D
3
openbookqa
the nervous system sends observations in the form of electrical signals to what?
[ "cell towers", "persons flesh", "computers", "plugs" ]
Key fact: the nervous system sends observations in the form of electrical signals to the rest of the body
B
1
openbookqa
If a day has passed, so has
[ "most of a month", "most of thirty hours", "most of a week", "most of a year" ]
Key fact: one day is equal to 24 hours
B
1
openbookqa
An incandescent light bulb requires a filament to
[ "emit illumination", "emit radiation", "convert mechanical energy", "convert chemical energy" ]
Key fact: an incandescent light bulb converts electricity into light by sending electricity through a filament
A
0
openbookqa
An organism that can survive without the help of other cells is
[ "Brewer's yeast", "air", "sand", "sugar" ]
Key fact: a single-cell organism can survive without the help of other cells
A
0
openbookqa
A creature that is incapable of giving birth to offspring that are living as they exit is the
[ "bear", "human", "beaver", "salamander" ]
Key fact: mammals give birth to live young
D
3
openbookqa
The sun setting occurs
[ "30 days in January", "28 days in February", "every other day in April", "every third day in May" ]
Key fact: the sun setting occurs once per day
B
1
openbookqa
Xenons use current to produce light as well as
[ "rainbows", "thermal exchange", "darkness", "heat sinks" ]
Key fact: some light bulbs convert electricity into light and heat energy
B
1
openbookqa
Coal might start out as
[ "a mean fairy-godmother", "pinecones", "happiness", "a troll" ]
Key fact: coal is a nonrenewable resource
B
1
openbookqa
Which only needs sparse water?
[ "fish", "frogs", "whales", "chuckwallas" ]
Key fact: some lizards live in desert habitats
D
3
openbookqa
The mantle is a layer of the Earth; what is something other than a layer?
[ "crust", "inner core", "outer core", "lava pit" ]
Key fact: the mantle is a layer of the Earth
D
3
openbookqa
Which is most likely a cause of camouflage's effectiveness?
[ "a predator's eye sight", "a predator's sense of hearing", "a predator's sense of style", "a predator's poor smelling" ]
Key fact: camouflage is a kind of protection against predators
A
0
openbookqa
if food has lack of immediate use for energy then it will
[ "be discarded immediately", "kept for later", "left to rot", "be thrown up" ]
Key fact: if food is not immediately used by the body for energy then that food will be stored for future use
B
1
openbookqa
The usual kind of weather in a location is called what?
[ "warmth", "fog", "zone conditions", "visibility" ]
Key fact: climate is the usual kind of weather in a location
C
2
openbookqa
Which evaporates from its container when used?
[ "spray deodorant", "pretzels", "water", "dog food" ]
Key fact: when a gas in an open container evaporates, that gas spreads out into the air
A
0
openbookqa
which of these will attract a magnet in a student's pocket?
[ "an old stapler pin", "a piece of gum", "all of these", "a piece of chicken" ]
Key fact: if a magnet is attracted to a metal then that magnet will stick to that metal
A
0
openbookqa
Which of the following would best describe why a lizard would live in a desert?
[ "it can eat bugs and withstand very cold weather", "it can eat fish and withstand very cold weather", "it can eat bugs and withstand very hot weather", "it can eat fish and withstand very cold weather" ]
Key fact: some lizards live in desert habitats
C
2
openbookqa
You can let someone know you are at the door thanks to a
[ "lemonade", "cars", "grass.", "power plant" ]
Key fact: a doorbell converts electrical energy into sound
D
3
openbookqa
Which of these is usually green in color?
[ "The Alps", "Antarctica", "Redwood National Park", "The Pacific" ]
Key fact: a forest environment is often green in color
C
2
openbookqa
A small dish that is in space will do this as it nears an enormous mass.
[ "be blown up", "be yanked in", "be pushed away", "be evaporated" ]
Key fact: as distance from an object decreases , the the pull of gravity on that object increases
B
1
openbookqa
A boy wants to collect clams for supper and must therefore spend time
[ "in lake shallows", "in desert sands", "in rocky hills", "in sea depths" ]
Key fact: clams live at the bottom of the ocean
D
3
openbookqa
What's used by migrating animals to find locations?
[ "global positioning system satellites", "a sense of smell", "our planet's magnetic patterns", "the stars in the night sky" ]
Key fact: Earth 's magnetic patterns are used for finding locations by animals that migrate
C
2
openbookqa
A penguin, while a bird, would avoid living in
[ "a cold pole", "a zoo", "a frozen habitat", "a native forest" ]
Key fact: some birds live in forests
D
3
openbookqa
A vehicle stops when brakes are pressed because
[ "the tires are being halted by pressure", "the streets are bumpy", "the roads have friction", "the tires are unable to create friction" ]
Key fact: friction is used for stopping a vehicle by brakes
A
0
openbookqa
Butterflies will often times have coloring that at look like eyes on their wings for
[ "to look pretty", "fun", "to see flowers", "protection" ]
Key fact: mimicry is used for avoiding predators by animals by camouflaging as a dangerous animal
D
3
openbookqa
What is likely true?
[ "cacti will be in snowy regions", "cacti will be in rocky regions", "cacti will be in sandy regions", "cacti will be in watery regions" ]
Key fact: a desert environment is dry
C
2
openbookqa
How long would it take for you to notice the sun's movement?
[ "half an hour", "15 seconds", "half a minute", "one nanosecond" ]
Key fact: the Earth rotating on its axis causes the sun to appear to move across the sky during the day
A
0
openbookqa
John's shadow looks like it's directly underneath him. What time is it?
[ "9am", "12pm", "12am", "2pm" ]
Key fact: the sun is located directly overhead at noon
B
1
openbookqa
A frog eats
[ "flowers", "grains", "six legged creatures", "cheeseburgers" ]
Key fact: a frog eats insects
C
2
openbookqa
A renewable resource you can find on Earth is
[ "stars", "Oil", "sand clay", "fossil fuels" ]
Key fact: a renewable resource can be replaced
C
2
openbookqa
This animal evolved to reproduce using protective containers instead of live little entities:
[ "rhino", "hamster", "platypus", "mongoose" ]
Key fact: some adult animals lay eggs
C
2
openbookqa
How long might a bear likely to remain its den without eating, drinking, or excreting after November?
[ "The first few weeks of December", "Until it hears the call of the wild", "For around twenty weeks", "until hunters kill it for its pelt" ]
Key fact: hibernation is used for conserving resources by some animals
C
2
openbookqa
Two iron bars that are similarly charged will likely
[ "pull each other", "touch each other", "shove each other", "grab each other" ]
Key fact: magnetism can cause objects to repel each other
C
2
openbookqa
This famous mountain range in Europe came about due to
[ "rocks floating on underground water sources", "the work of an intelligent force", "the folding of numerous layers of rock", "the accumulation of soil over millions of years" ]
Key fact: the Alps were formed by rock folding
C
2
openbookqa
On continents nearer the north pole than the south, winter months such as November see
[ "the most daylight", "the longest daylight", "growing daylight hours", "short daylight" ]
Key fact: the amount of daylight is least in the winter
D
3
openbookqa
A cacti is basically an enormous stem, which means that
[ "it can be drunk from", "it is very thin", "it holds up bright green leaves", "it can hide in grass" ]
Key fact: a stem is used to store water by some plants
A
0
openbookqa
A thermal conductor is made of
[ "types of rubber", "types of wire", "electrodes", "that which conducts" ]
Key fact: a thermal conductor is made of materials that conduct thermal energy
D
3
openbookqa
In which situation might most rescues be conducted via air?
[ "eviction", "flooding", "fire", "bomb" ]
Key fact: heavy rains cause flooding
B
1
openbookqa
Where might you see light reflect?
[ "rocks", "bottled liquid", "sand", "wood" ]
Key fact: when light hits a reflective object , that light bounces off that object
B
1
openbookqa
Which stores sustenance in the seed form?
[ "giraffes", "cats", "cattle", "hydrangea" ]
Key fact: a seed is used for storing food for a new plant
D
3
openbookqa
Some animals change their appearance completely during a stage of the life cycle known as
[ "metamorphosing", "metal", "Seven", "drawing" ]
Key fact: metamorphosis is a stage in the life cycle process of some animals
A
0
openbookqa
Hummingbirds gather nectar using their
[ "bills", "wings", "hands", "feet" ]
Key fact: a skinny beak is used for obtaining food by a bird from small spaces
A
0
openbookqa
A thing which is a producer in the food chain is most likely to be a
[ "squid", "clover", "mouse", "hawk" ]
Key fact: producer is a kind of role in the food chain process
B
1
openbookqa
If a park becomes more and more arid, the animals there will probably
[ "start increasing in population", "have more food available", "have less to drink", "start becoming more friendly" ]
Key fact: as dryness increases in an environment , the available water in that environment will decrease
C
2
openbookqa
A plant's roots break down rocks as the roots do what?
[ "decay", "grow old", "develop", "dcerease" ]
Key fact: a plant 's roots slowly break down rocks as the roots grow
C
2
openbookqa
The state of a gas vaporized from a surface liquid under increased pressure and higher temperatures is
[ "part of how nature replenishes, purifies and recirculates water", "a stage when water molecules are prevented from escaping into the atmosphere", "a stage when moisture leaves the atmosphere without being recirculated", "a stage that only occurs once" ]
Key fact: evaporation is a stage in the water cycle process
A
0
openbookqa
Fluids are relocated through a daffodil due to the
[ "ears", "eyes", "mouth", "shoot" ]
Key fact: a plant stem is the vehicle for transporting water and food from roots to the rest of the plant
D
3
openbookqa
35 percent of what depends on pollination?
[ "flowers", "people", "crops", "bees" ]
Key fact: pollination requires pollinating animals
C
2
openbookqa
Without the sun providing warmth and light, life on Earth would
[ "nothing", "flying", "an impossibility", "Mars" ]
Key fact: the sun is the source of energy for life on Earth
C
2
openbookqa
Which of these is determined by heredity?
[ "If a plant produces gymnosperms", "If someone has blue contacts in their eyes", "If a child can build tall walls", "If a plant receives enough sunlight" ]
Key fact: the type of seed of a plant is an inherited characteristic
A
0
openbookqa
Two felled trees, split in twain, with the same number of rings, means they're the same
[ "emotionally", "crab", "type of tree", "age" ]
Key fact: a tree growing a tree-growth ring occurs once per year
D
3
openbookqa
_____ tide is a stage in the tide cycle process that surfers like the best
[ "low", "mud", "high", "earthy" ]
Key fact: high tide is a stage in the tide cycle process
C
2
openbookqa
braille is read by using your fingers to
[ "hold the book", "hold the flashlight", "turn the page", "feel the words" ]
Key fact: the shape of an object can be discovered through feeling that object
D
3
openbookqa
You can bake cookies with the sun using
[ "melting ice", "aluminium foil", "blocks of ice", "soft cheese" ]
Key fact: a thermal energy conductor transfers heat from hotter objects to cooler objects
B
1
openbookqa
Organisms exist only because of the energy from
[ "the moon", "coffee", "our yellow dwarf", "the kardashians" ]
Key fact: the sun is the source of energy for life on Earth
C
2
openbookqa
As a pond is slowly evaporated, the food for ducks in that area
[ "is tasteless", "is more", "is booming", "is less" ]
Key fact: as available water in an environment decreases , the amount of available food in that environment will decrease
D
3
openbookqa
If it's been twelve weeks since you put on shorts, and you notice today the hours of light and dark are just about equal, how long will it be until Winter?
[ "just over a year", "around thirteen weeks or so", "when G.R.R. Martin says it's here", "when the groundhog sees its shadow" ]
Key fact: a new season occurs once per three months
B
1
openbookqa
As the population of zebra decreases
[ "competition among African wild dogs increases", "predators learn to swim", "prey communities get larger", "prey will be more visible" ]
Key fact: as the population of prey decreases , competition between predators will increase
A
0
openbookqa
Which of the following would occur in nature?
[ "an osprey catches a fish with claws", "a fish catches a fish with its claws", "a dog catches a fish with its claws", "a worm catches a fish with its claws" ]
Key fact: claws are used to catch prey by some predators
A
0
openbookqa
Peddling a bicycle can be accomplished by
[ "dolphins", "dogs", "possessors of thumbs", "emus" ]
Key fact: a human can pedal a bicycle
C
2
openbookqa
A rose bush photosynthesizes and nearby people
[ "are stung by bees", "visit a foreign country", "get new fresh air", "drink more iced tea" ]
Key fact: In the photosynthesis process oxygen has the role of waste product
C
2
openbookqa
One arctic animal, the polar bear may spend their time doing what
[ "racing", "swimming", "creating", "reading" ]
Key fact: arctic animals live in an arctic environment
B
1
openbookqa
If soil is loose, it makes it what for oxygen to get in?
[ "seven", "boring", "harder", "simpler" ]
Key fact: the looseness of soil increases the amount of oxygen in that soil
D
3
openbookqa
To measure the length of a elephant's trunk you would need
[ "a tape measure", "a tusk", "a scale", "a pool" ]
Key fact: a meter stick is used to measure length
A
0
openbookqa
giant walls of froze H2O carved out
[ "the great plains", "the pacific ocean", "the great lakes", "the grand canyon" ]
Key fact: the Great Lakes were formed by glaciers moving over the ground
C
2
openbookqa
Unlike CO2, oxygen is a waste product of
[ "the moon", "rocks", "cactus", "hair" ]
Key fact: In the photosynthesis process oxygen has the role of waste product
C
2
openbookqa
Clothes fresh out of the laundry are great because they are
[ "darkness", "comfort", "temperate", "wonder" ]
Key fact: a hot something is a source of heat
C
2
openbookqa
Spring may be sprung when
[ "winter is coming", "our globe shifts", "summer is here", "snakes hibernate" ]
Key fact: Earth 's tilt on its axis causes seasons to occur
B
1
openbookqa
When a plant is watered, spraying water on leaves is less useful than
[ "spritzing the stem of the plant", "putting the plant in the rain", "using a sprinkler system", "pouring water on soil" ]
Key fact: roots are a vehicle for absorbing water and nutrients from soil into the plant
D
3
openbookqa