dataset string | id string | question string | choices list | rationale string | answer string | subject string |
|---|---|---|---|---|---|---|
mmlu_stem | mmlu_stem_7693 | Plants may not have eyes and ears,but they can recognize their siblings ,and researchers at the University of Delaware have discovered how.The ID system lies in the roots and the chemical signals they secrete . Canadian researchers published that sea rocket,a common seashore plant,can recognize its siblings.Susan Dud... | [
"A Great Biology Researcher",
"Plants Recognize Their Siblings",
"Plants' Roots and Secretions",
"A Research on Plants"
] | null | B | |
mmlu_stem | mmlu_stem_21747 | Herbivores who live in climates that get cold must find other sources of food in the winter because plants | [
"fly",
"cry",
"Eat candy canes",
"will be gone"
] | null | D | |
mmlu_stem | mmlu_stem_3832 | Every year gray whales swim a 10,000 miles round-trip, from the cold waters near Alaska, down the coast of North America to the warm waters near Mexico, and back again. It is one of the longest migrations of any mammal. All day, all summer long, in the cold waters near Alaska, gray whales eat and eat. Instead of teet... | [
"How long they live",
"How they get their food",
"When they get back to Alaska",
"How long they spend traveling to Mexico"
] | null | B | |
mmlu_stem | mmlu_stem_438 | Which of the following substances can be separated into several elements? | [
"nitrogen",
"zinc",
"air",
"aluminum"
] | null | C | |
mmlu_stem | mmlu_stem_16337 | Welcome to Our School Library Our Library is in the south of our school. The Library is open to every student and the library card is free. You can borrow five books, one CD and four videos --three weeks for books, one week for CDs and videos at the same time. BOOKS 1. You can borrow picture books for children and all ... | [
"have to pay one dollar for it",
"needn't pay for it",
"need to borrow five books first",
"need to make a card"
] | null | B | |
mmlu_stem | mmlu_stem_17568 | Chemical pesticides are sometimes sprayed on crops to kill insects that eat the crops. People have different viewpoints about the use of pesticides on crops. What might be a concern about using pesticides on the crops? | [
"Will the food ripen?",
"Will the food stay fresh?",
"Will the food harm humans?",
"Will the food harm bugs in the home?"
] | null | C | |
mmlu_stem | mmlu_stem_13339 | Can you speak to dolphins? Of course you can but you won't be able to understand them! We interviewed a biologist and asked her what research on dolphin communication has shown. This is what she told us. Just like dogs, cats and other mammals, dolphins communicate by using sound, vision , touch and taste. Each dolphin... | [
"use",
"translate",
"copy",
"study"
] | null | D | |
mmlu_stem | mmlu_stem_4613 | The gray-haired lady can't wait to leave the building to search for her dad. Unless watched, she will walk in the streets in an effort to find her father, who died 30 years ago. Not all cases of Alzheimer's disease look like this, but Alzheimer's is a serious disease that is said to be the fourth or fifth leading caus... | [
"from Alzheimer's disease and nothing else",
"from sadness, shock, anger, and so on",
"for a number of reasons",
"with changes in personality"
] | null | C | |
mmlu_stem | mmlu_stem_3504 | Growing strawberries in pots *The best way to start growing strawberries is to buy pot-grown strawberry plants m spring:5 plants are plenty for a hanging basket and 10 for the average 13 inch-sized pot. *Plant them immediately in soil-based compost and they will produce a modest crop in their first year.The second yea... | [
"remove the diseased and broken branches",
"keep the whole tree open to air circulation",
"force the apple tree to grow from the base in winter",
"help the apple tree to form a well-balanced shape"
] | null | D | |
mmlu_stem | mmlu_stem_1650 | There was once an animal named Eddy. He was not a dog, a bunny or a bear but a little kitten. Unlike the black, white and orange cats in his neighborhood, Eddy was a gray cat. He loved to go outside and run around the streets and the city. He liked to listen to the birds chirp and watch the children draw with chalk. He... | [
"Hopping.",
"Playing.",
"Climbing.",
"Running."
] | null | C | |
mmlu_stem | mmlu_stem_5501 | Elephants are the largest land animals and they need plenty of living space. They have seasonal migration routes. As human populations rise, elephant land is being cleared for agriculture and other kinds of development. When animals are effectively trapped on small areas of land, it restricts the gene pool and also ... | [
"farmers have difficulty in protecting their field because no walls can stop an adult elephant.",
"if the government could help solve poverty, there would be less killing of elephants.",
"only male elephants in Africa have tusks as long as 3 meters.",
"since there is not enough room for a growing elephant pop... | null | B | |
mmlu_stem | mmlu_stem_10708 | A new study suggests that early exposure to germs strengthens the immune system. That means letting children get a little dirty might be good for their health later in life. The study involved laboratory mice. It found that adult mice raised in a germ-free environment were more likely to develop allergies, asthma an... | [
"A teacher's handbook.",
"A story book.",
"A science magazine.",
"A travel journal."
] | null | C | |
mmlu_stem | mmlu_stem_5406 | Scientist Says 'No' to Human Cloning "I've never met a human worth cloning," says cloning expert Mark Westhusin from his lab at Texas A&M University. "It's a stupid endeavor." That's an interesting choice of adjective, coming from a man who has spent millions of dollars trying to clone a 13-year-old dog named Missy. So... | [
"human cloning is a foolish undertaking",
"animal cloning is absolutely impractical",
"human cloning should be done selectively",
"animal cloning is not worth the effort at all"
] | null | A | |
mmlu_stem | mmlu_stem_18482 | Which of the following structures does a frog develop as it changes from a tadpole to an adult frog? | [
"eyes",
"heart",
"lungs",
"tail"
] | null | C | |
mmlu_stem | mmlu_stem_8344 | Computers have beaten human world champions at chess and, earlier this year, the board game Go. So far, though, they have struggled at the card table. So we challenged one AI to a game. Why is poker so difficult? Chess and Go are "information complete" games where all players can see all the relevant information. In p... | [
"Because humans are cleverer than the computer.",
"Because humans practice playing the poker game every day.",
"Because the computer can't learn the regular rules of the poker game.",
"Because the computer can't know the other players' cards completely."
] | null | D | |
mmlu_stem | mmlu_stem_634 | Heat transfer is part of everyday life. Which of these examples involving heat transfer occurs mainly by conduction? | [
"The sun warms the ground.",
"A hot oven warms a cold kitchen.",
"A campfire warms a person's hands.",
"Hot soup warms a metal spoon handle."
] | null | D | |
mmlu_stem | mmlu_stem_11253 | Roll over, sit and fetch aren't commands normally given to a robot, but the smart toy company WowWee has developed a new way of owning a puppy. CHIP (Canine Home Intelligent Pet) is a robotic dog with blue LED eyes and pointy ears and can sit, shake, dance and make all types of dog noises. It also has tracking capabili... | [
"a watch",
"a smart wristband",
"pointy ears",
"blue LED eyes"
] | null | B | |
mmlu_stem | mmlu_stem_20460 | As rabbits in a county die off, foxes will | [
"live longer",
"boom in population",
"do the same",
"eat trees"
] | null | C | |
mmlu_stem | mmlu_stem_6392 | COLUMBUS, Ohio--The heart operation taking place in the pale-green operating room at the Ohio State University Medical Center was unusual. The patient, a 62-year-old man, was made to sleep, tied with blue drapes and lying face up on a narrow table. But no one was touching him. Instead, the operation was being performed... | [
"patients have large organs",
"surgeons have large hands",
"large cuts take less time",
"large cuts cost less money"
] | null | B | |
mmlu_stem | mmlu_stem_11531 | Drawings of human colonies on other planets often picture the entire community under a glass or plastic bubble. The bubble is intended to create an atmosphere with adequate oxygen and other essential elements. But similar bubble-like structures have also been constructed on earth. One of the most famous, and controvers... | [
"did not like living in a controlled environment",
"found it very difficult to live in a controlled environment",
"still are involved with Biosphere 2",
"have now left the country in disgrace"
] | null | B | |
mmlu_stem | mmlu_stem_7720 | The next time you try for a high-ranking post, you could let your possible boss listen to a recommending phone call "made" by US President George W Bush or British Prime Minister Tony Blair. Of course, neither of them could really do that for you-you would just "borrow" their voices. AT & T labs will start selling spee... | [
"to improve a famous person's speech",
"to say what you want in another's voice",
"to make a speech much more easily",
"to help you to find a better job"
] | null | B | |
mmlu_stem | mmlu_stem_6656 | It is easy to lose patience with science today. The questions are pressing: How dangerous is air pollution? What about low-level radiation? When will that horrible earthquake strike California? And why can't we predict weather better? But the evidence is often described as "uncertain", forcing scientists to base their ... | [
"allow for certain inaccuracy",
"focus on personal relationships",
"are based on controlled experiments",
"are rooted in data and mathematical models"
] | null | A | |
mmlu_stem | mmlu_stem_18812 | Which model is used by scientists to determine the properties of elements? | [
"a Punnett square",
"the Periodic Table",
"a pedigree chart",
"the rock cycle"
] | null | B | |
mmlu_stem | mmlu_stem_9786 | It is bad to have food stuck between your teeth for long periods of time. This is because food attracts germs; germs produce acid, and acid hurts your teeth and gums. Flossing helps to remove the food that gets stuck between your teeth. This explains why flossing helps to keep your mouth healthy, but some doctors say... | [
"food stuck between your teeth may hurt your teeth",
"all of the doctors agree that flossing is good for your heart",
"doctors' judgment about flossing is based on medical research",
"not every doctor thinks flossing helps to keep your teeth healthy"
] | null | A | |
mmlu_stem | mmlu_stem_19893 | transpiration happens in the leaves of what? | [
"rocks",
"shrubbery",
"cars",
"animals"
] | null | B | |
mmlu_stem | mmlu_stem_6987 | Laresce was born with a condition called hypermobility which meant her joints were"bend".The condition can use severe joint pain and lead to dislocations . But rather than feel sorry for herself, she used her misfortune to inspire her to become Britain's strongest schoolgirl. Just two years ago,the condition left Lares... | [
"reduce the pains in knees and joints",
"recover from joint dislocations",
"fall asleep easily during nights",
"do normal things freely at school"
] | null | B | |
mmlu_stem | mmlu_stem_17954 | Which of the following identifies the primary function of a radio station tower in a communication system? | [
"decoder",
"encoder",
"receiver",
"transmitter"
] | null | D | |
mmlu_stem | mmlu_stem_6778 | Flickering lights are annoying but they may have an advantage. Visible light communication (VLC) uses rapid pluses of light to transmit information wirelessly. Now it may be ready to compete with conventional Wi-fi. In a recent TED talk, Harald Hasas from the University of Edinburge,UK demonstrated one VLC prototype ,"... | [
"mobile devices will consume more data",
"radio-frequency bandwidth needs to be freed up.",
"VLC might solve the spectum crisis.",
"the world has a complete lighting infrastructure."
] | null | C | |
mmlu_stem | mmlu_stem_20884 | Sticking your hand in water above 100 degrees Celsius | [
"will freeze your digits",
"will lead to scalded fingers",
"will heal any sores or wounds",
"will lead to frostbite"
] | null | B | |
mmlu_stem | mmlu_stem_18245 | What is the process that produces energy in the Sun for billions of years? | [
"fission",
"fusion",
"solar winds",
"solar radiation"
] | null | B | |
mmlu_stem | mmlu_stem_13541 | What will the weather be like? Some people say they can know the weather from animals. Some people look at seabirds. When they see seabirds fly high out to sea, they say it will be a nice day. When the weather is bad, the seabirds will stay on the shore . They don't like to fly and they sit in trees when rain is on th... | [
"run here and there",
"keep quiet",
"know nothing",
"jump out of water"
] | null | A | |
mmlu_stem | mmlu_stem_14902 | If you hear the sound of a handset beeping in a bag or pocket, you could be forgiven for thinking that someone has received a text message. But nowadays there are so many different ways of messaging someone that it could spell the death of the traditional text as we know it. Text messaging, or texting, is the art of s... | [
"people sent 19 billion SMS texts every day in 2012",
"All the messages sent on mobile phones and computers are free",
"Picture messages can be sent at a high price if you use Wechat",
"To send instant messages , people usually have to download the app first"
] | null | D | |
mmlu_stem | mmlu_stem_9996 | It's 4 am, and Danilo C. Dequina is already awake. Holding a flashlight and a bucket, he is walking in the pre-dawn darkness along the shore of Old Poblacion Beach in the town of Maitum, Sarangani, in the far south of the Philippines. A few minutes later, he spots a patch of sand that appears to have been disturbed by ... | [
"Doubtful.",
"Disappointed.",
"Opposed.",
"Supportive."
] | null | D | |
mmlu_stem | mmlu_stem_4002 | Security--for the information on your smart phone, as well as for the phone itself--is a hot topic these days.The truth is that you're packing a lot of sensitive information on your phone, and you should keep it safe. When it comes to physical security, iPhone users would do well to download Find My iPhone, a free app ... | [
"find their lost phones on the Internet",
"remove all the data from the phone remotely",
"check the bank balance now and then",
"save their browsing from being tracked"
] | null | D | |
mmlu_stem | mmlu_stem_4892 | It would be a totally dark world without your eyesight.However, there is a lot we can do to preserve our eyesight. Protect your eyes from the sun.Continuous exposure to the sun's UV rays can severely damage your eyes over time.The UV rays from the sun will result in brown spots in the eyes or some eye diseases, in ord... | [
"are sure to have some kind of eye disease",
"must have exposed your eyes to the sun for a long time",
"should add more vitamin A to you daily diet",
"should have your eyes examined and operated"
] | null | C | |
mmlu_stem | mmlu_stem_18602 | A child walks across a carpet and generates an electrical charge. The child will get a slight shock by touching a | [
"metal doorknob.",
"plastic toy.",
"rubber ball.",
"wooden block."
] | null | A | |
mmlu_stem | mmlu_stem_3624 | I had worked long and hard on this project. Knowing it was finally completed gave me great satisfaction. "Perfect!"I said "Now, all I have to do is to keep the dogs off it."I went about setting . Up barriers using old fence, deck chairs, planters, and anything I could find so as to avoid footprints both on the oil pain... | [
"He made fun of the author.",
"He frightened it away.",
"He tried to catch it but failed.",
"He didn't do any harm to it ."
] | null | D | |
mmlu_stem | mmlu_stem_21137 | How can H2O on the ground eventually rise into the sky? | [
"freezing",
"raining",
"snowing",
"evaporation"
] | null | D | |
mmlu_stem | mmlu_stem_7179 | I was a medical student. To gather data for my paper, I started visiting patients at Dr Sardjito Hospital, where I would review the medical records of patients and then interview them. One evening, I was in a ward , desperately "hunting" for the final three patients I needed to complete my study. Holding a patient ques... | [
"A doctor must learn how to treat each patient equally.",
"Her psychological treatment made Ms A recover quickly.",
"Listening is sometimes the best thing a doctor can do for a patient.",
"It is the doctors' duty to receive whatever patients say."
] | null | C | |
mmlu_stem | mmlu_stem_892 | Organisms can be separated by their most basic characteristics into the broadest groups known as | [
"kingdoms.",
"domains.",
"phyla.",
"orders."
] | null | B | |
mmlu_stem | mmlu_stem_22449 | Which are in opposition for similar chow? | [
"cats and mice",
"dogs and sycamores",
"bears and salmon",
"lions and hyenas"
] | null | D | |
mmlu_stem | mmlu_stem_9935 | Doctors sometimes use light therapy to treat a form of depression in people who get too little morning sun. But too much light at other times may actually cause such mood disorder. Long-lasting exposure to light at night brings depression, a new study finds, at least in animals. The new data confirm observations from s... | [
"Night-time light may cause depression.",
"A drug has been found to cure mood disorders.",
"The study on animals can be applied to humans.",
"Human biological clock can be controlled by light."
] | null | A | |
mmlu_stem | mmlu_stem_43 | Denise was driving east over a hill in the afternoon, shortly after a rain shower. Suddenly the sun broke through the clouds, and she saw a rainbow ahead of her. Which of the following made the rainbow possible? | [
"Sunlight can be separated into all the colors of the rainbow.",
"Water reflects sunlight like a mirror to make it look colored.",
"Overhead black clouds reflect in puddles to cause a mirage.",
"Air pollution causes the sky to look colored under these conditions."
] | null | A | |
mmlu_stem | mmlu_stem_1059 | Four students are investigating the effect of the force of a baseball bat on a ball. They marked the four different points where each of the balls made contact on the bat after each strike by each of the four students. Which of the following describes an error in the experimental design? | [
"failure to conduct enough trials",
"not considering the spin of the ball",
"not using balls of different masses",
"failure to define one testable variable"
] | null | D | |
mmlu_stem | mmlu_stem_11434 | Most people have heard the sound of bees among flowers. Bees live almost everywhere in the world except in the Arctic areas. Many kinds of agriculture depend on these small, social insects. Without bees, fruit and nut growers as well as many other farmers would not have a crop. There are more than 20,000 kinds of bees.... | [
"to make plants strong and productive",
"to make soil rich for plants",
"to start the development of young flowers",
"to introduce pollen into plants"
] | null | D | |
mmlu_stem | mmlu_stem_4366 | An electric signal can trick a monkey's brain into believing the animal's finger has been touched. Touch something, and your brain knows. The hand sends signals to the brain to announce contact was made. But that feeling of touch may not require making actual contact, tests on monkeys now show. Zapping brain cells can ... | [
"putting up one of their fingers",
"making their brain cells active",
"looking in a particular direction",
"mimicking natural signals in the brain"
] | null | C | |
mmlu_stem | mmlu_stem_18201 | Some plant cells are coated in a waxy layer that prevents water loss. This specialization is found in which plant cells? | [
"internal stem cells",
"internal root cells",
"cells on the plant surface",
"cells in the plant reproductive system"
] | null | C | |
mmlu_stem | mmlu_stem_13844 | Mr. and Mrs. Green were going on their vacation with their children, and they had to arrive at the airport before 11:40 the next morning. "It takes us thirty minutes to get there in a car," Mr. Green said, "so we must get ready before eleven o'clock. Don't be late." At ten fifty, all of them were busy doing something, ... | [
"Thirty minutes.",
"Twenty minutes.",
"Fifty minutes.",
"Forty minutes."
] | null | A | |
mmlu_stem | mmlu_stem_22078 | If you're stranded on a desert for a week without clothes, you're likely to | [
"evaporate",
"find a forest",
"freeze",
"perish"
] | null | D | |
mmlu_stem | mmlu_stem_21603 | An example of a circuit would be | [
"rock climbing",
"running",
"dimming a bulb",
"swimming"
] | null | C | |
mmlu_stem | mmlu_stem_15913 | William wants to borrow a book from the library. He comes to the library with his classmates. They can't see any assistant in it, but only some robots standing there. He says to the robot, "Hey, give me a book on music." But the robot doesn't move. Then another student tells William, " You must say 'Excuse me' and 'pl... | [
"Hey, give me a book",
"Excuse me, give me a book",
"Give me a book",
"Excuse me , please give me a book"
] | null | D | |
mmlu_stem | mmlu_stem_9474 | There are various reasons why cancers appear to be on the increase. For one thing, though their sufferers are to be found in all age groups, cancers are particularly likely to attack persons in their middle and advanced years. Naturally, since people live longer these years, there are more cancer sufferers than before.... | [
"Cancers have much to do with something in patients' blood.",
"People living in better conditions are most likely to be attacked by cancer.",
"X-raying is the best way to determine whether a person has cancer or not.",
"Cancers have nothing to do with a person's habits and living conditions."
] | null | A | |
mmlu_stem | mmlu_stem_14597 | I'm a boy. My name is Tom White. I am ten years old. I am in Class 2, Grade 1. I'm in No. 1 Middle School. My teacher is Mr. Wu. I have a good friend at school He is Jim Green. Jim is his first name and Green is his last name. He is ten, too. But he is in Class 1, Grade 1. His teacher is Miss Wang. , . Tom is _ . | [
"9",
"10",
"11",
"12"
] | null | B | |
mmlu_stem | mmlu_stem_2695 | Cholera is a water-borne disease that is spread through polluted water and food. Cholera is an illness caused by the bacterium. It produces a poison that causes a painless , watery diarrhea( ) that can quickly lead to severe dehydration and death if treatment is not given. Most persons infected with cholera do not be... | [
"replacing the blood in the body.",
"eating a lot of water mixed with sugar and salt and using antibiotics.",
"eating a large amount of sugar and salt",
"drinking a lot of water and eating a large amount of food."
] | null | B | |
mmlu_stem | mmlu_stem_14199 | Help wanted Can you spend two hours a week doing some gardening? We are in need of help from 2 pm to 4 pm every Saturday. If you word like to help out, please call Elaine at 4435--7792 A Telephone Message From:Jessica To:Lucas Date: May5 Time:15:00 Message: She says that you must put on Your spo... | [
"Puppy is a 6-year-old black schnauzer.",
"Allen's dog went missing on Man Street.",
"We treat him as my family member.",
"You can get a reward if you call Allen."
] | null | C | |
mmlu_stem | mmlu_stem_3921 | Little Lopsy fluttered into our home and our hearts one Saturday morning this summer. My husband went out to do something, and when he opened the door there was a great flutter on the ground and something came into the living room. It was clear that whatever it was was hurt. I was in a bit of a shock and didn't know w... | [
"she knew that it would be able to fly",
"it could fall easy pray to other animals",
"taking care of it is too troublesome",
"keeping it in a cage is against its nature"
] | null | D | |
mmlu_stem | mmlu_stem_14426 | Right in the middle of the town are some long ponds . They are only about half a foot deep. The men of Symi dug out the earth to make the ponds. Over each pond is a low cover. It is made of glass that you can see through. At night, sea water is taken into the ponds. The next day, the hot sun shines through the covers. ... | [
"On the inside of the covers.",
"In the ponds with fresh water.",
"On the walls of the salt water ponds.",
"Between the fresh water and the salt water."
] | null | A | |
mmlu_stem | mmlu_stem_5226 | School districts are turning to high-tech solutions-from fingerprint scans to electronic cards - to track kids on school buses and keep them from getting off at the wrong stops. A fingerprint scanning system, approved this month for testing at the Desert Sands district, northeast of San Diego. Students will be scanned ... | [
"Supportive.",
"Pessimistic.",
"Doubtful.",
"Worried."
] | null | A | |
mmlu_stem | mmlu_stem_21641 | If you are having trouble seeing the TV, what can you do to see it more clearly? | [
"closing your eyes",
"moving closer",
"eating",
"dying"
] | null | B | |
mmlu_stem | mmlu_stem_895 | Sodium, Na, is in the same group as | [
"Ne.",
"Mg.",
"Ca.",
"K."
] | null | D | |
mmlu_stem | mmlu_stem_2827 | The World Health Organization has for the first time expressed "cautious optimism" that the growth in new Ebola cases in West Africa may be slowing down. Bruce Aylward, who is in charge of the WHO response to Ebola, said in Geneva that he was particularly encouraged by evidence of a downward trend in Liberia, one of th... | [
"Because celebrations may increases infections.",
"Because the pattern of the disease is up and down.",
"Because people may be misled to stop the battle.",
"Because we are getting an upper hand on the virus."
] | null | C | |
mmlu_stem | mmlu_stem_11522 | As long as you have broadband service in your home, you can turn on your desktop computer and connect to the Internet. If you have a wireless router , a device that spreads the broadband connection to other devices, you can set up a Wi-Fi network, which enables your cellphones and tablets go online too. And when you a... | [
"Its service is worth the price.",
"There is no need to develop it.",
"It takes time to be widely used.",
"It provides good service at a higher price."
] | null | D | |
mmlu_stem | mmlu_stem_18947 | Which would be the result of the breeding of two wolves? | [
"kittens",
"wolf pups",
"fox pups",
"dog pups"
] | null | B | |
mmlu_stem | mmlu_stem_2900 | Sometimes,you just can't help it.Maybe you're watching a sad movie,or thinking about the friend who moved away.Next thing you know,your eyes are watering,and you have tears running down your cheeks.Why do people cry when they are emotional? What are tears? Scientists are working hard to find the answers to these questi... | [
"Tears when eyes are dry.",
"Tears moved by a story.",
"Tears released when crying.",
"Tears when dirt gets into eyes."
] | null | D | |
mmlu_stem | mmlu_stem_2231 | A student is investigating which type of soil is best for growing tomato plants from seeds. The student plants four tomato seeds in each of three different containers of soil. Which step of the procedure would help the student get the most reliable results? | [
"Place one container in a dark room.",
"Use different types of tomato seeds.",
"Change only the soil type in each container.",
"Water each container with a different amount of water."
] | null | C | |
mmlu_stem | mmlu_stem_13926 | Have you ever hoped a toy balloon? They are very light. But there are much bigger balloons can fly very high up in the sky. They are big enough to carry people. They are called hot-air balloons. To make a hot-air balloon go up, turn on the burner . That will make the air inside the balloon hotter. Then the balloon will... | [
"make your friends go out of the basket",
"make a hole in the balloon with a knife",
"make the air inside the balloon hotter",
"make the air inside the balloon cooler"
] | null | D | |
mmlu_stem | mmlu_stem_8976 | In today's world, almost everyone knows that air pollution and water pollution are harmful to people's health. However, not all people know that noise is also a kind of pollution, and this is harmful to people's health, too. People who work and live under noisy conditions usually become deaf today. However, scientis... | [
"they are working in noisy places",
"they often listen to pop music",
"they are busy in listening to other's talk",
"they live near airports"
] | null | A | |
mmlu_stem | mmlu_stem_7217 | The use of mobile phones over a long period of time can raise the risk for brain tumors , a new Swedish study said on Friday , contradicting (......) the conclusions of other researchers . The Dutch Health Council , in an overview of research from around the world , last year found no evidence radiation from m... | [
"Sweden is the earliest country to use mobile phones",
"The mobile phone has been popular since early 1980s in Sweden",
"There is less risk to have tumor by using handsfree .",
"It might be safer by reducing the time of using a mobile phone"
] | null | A | |
mmlu_stem | mmlu_stem_6606 | Riding on an exercise bike at home may keep you in physical shape, but it can get pretty boring after a while. Aaron Puzey had been on his exercise bike for half an hour a day for years when he decided to look for a way to make it a bit more fun. With virtual reality technology widely available nowadays, all be needed... | [
"To invent a new kind of bicycle.",
"To participate in a competition.",
"To satisfy the needs of the public.",
"To add fun to his exercise bike routine*"
] | null | D | |
mmlu_stem | mmlu_stem_19382 | Flashlights run on batteries in order to light up. Those use chemical energy, light uses | [
"mechanical energy",
"Light energy",
"Hyper energy",
"solar energy"
] | null | B | |
mmlu_stem | mmlu_stem_15478 | If you go into the forest with your friends, stay with them. If you don't, you may get lost. What should you do if you really get lost? You should sit down and stay where you are. You mustn't try to find your friends. Let them find you. If you want your friends to find you, you need to stay in one place. You can also s... | [
"cut down some trees",
"make another house",
"use branches to make a bed",
"leave branches on the way"
] | null | D | |
mmlu_stem | mmlu_stem_12047 | In today's world, we rely on computers as never before.They are used for everything from ordering a pizza to running hospitals and military defense systems.Banking and credit card information is stored and accessed by computers.So what happens when a computer gets infected with a virus? One effect is that people's acce... | [
"It deletes files.",
"It automatically turns on computers.",
"It automatically turns off computers.",
"It makes it difficult to access flies."
] | null | D | |
mmlu_stem | mmlu_stem_6521 | Plant World Garden Centre is located between Torquay and Newton Abbot. The Garden is laid out to represent the five continents of the world. Our inspirational gardens contain countless rare and foreign plants seldom seen outside their native lands. Our Famous "Gardens of the World" It was designed , built and planted i... | [
"PS9",
"PS6",
"PS27",
"PS12"
] | null | D | |
mmlu_stem | mmlu_stem_1969 | For many years, people have been curious about the stars. In the past, people have shared what they knew about the stars through stories and drawings. Which pair of tools would be most helpful for people today to gather and share information about stars? | [
"a notebook and a calculator",
"a telescope and a computer",
"a calculator and a microscope",
"a microscope and a telescope"
] | null | B | |
mmlu_stem | mmlu_stem_17907 | Which of these is a function of a leaf? | [
"Carrying nutrients throughout the plant",
"Converting solar energy into sugar",
"Creating shade for the plant",
"Absorbing water from the ground"
] | null | B | |
mmlu_stem | mmlu_stem_19015 | In a zoo, a polar bear exhibit will contain | [
"salt",
"cacti",
"strong fans",
"sand"
] | null | C | |
mmlu_stem | mmlu_stem_16423 | Do you feel a little sleepy after lunch? Well, that's normal . Your body slows down then. What should you do about it? Don't drink coffee! Instead, take a nap . It's good to have a daily nap. First of all, you are more energetic after napping. You remember things better and make fewer mistakes. Also, you can learn th... | [
"stressed",
"energetic",
"sleepy",
"friendly"
] | null | B | |
mmlu_stem | mmlu_stem_9152 | Rescue workers and volunteers in prefix = st1 /Floridaworked non-stop to help as many dolphins as they could to return to deep water. Some dolphins made it. About 24 died. For 35 dolphins in danger there was only one chance for survival--to be sent to the Marine Mammals Care Centre. The dolphins were placed in a water ... | [
"11.",
"24.",
"35.",
"46"
] | null | B | |
mmlu_stem | mmlu_stem_2956 | One day Daddy and I went out for a walk. On the way we saw a lot of people. We went up and had a look. Oh dear What did we see There was a donkey in the middle of the road. It would not move. The cars and buses could not get past. Then a policeman came. "Whose donkey is this" he asked. "Its mine" said a farmer "but I ... | [
"helped to move away the donkey",
"went up and saw a donkey there",
"waited for the buses pass first",
"saw the donkey was ill"
] | null | C | |
mmlu_stem | mmlu_stem_16450 | You may know the word "astronaut".But do you know the word "taikonaut"? It means "Chinese astronaut" in English.It comes from the Chinese pinyin "taikong" and the English word "astronaut".In 1998.a Malaysian Chinese scientist used the word for the first time.Since then,because of the fast development of China's space i... | [
"Jing Haipeng.",
"Liu Boming.",
"Zhai Zhigang.",
"Yang Liwei."
] | null | C | |
mmlu_stem | mmlu_stem_7497 | The Brown Bear My wife Laura and I were on the beach, with three of our children, taking pictures of shore birds near our home in Alaska when we spotted a bear. The bear was thin and small, moving aimlessly. Just a few minutes later, I heard my daughter shouting, "Dad! The bear is right behind us!" An agreesive bear wi... | [
"catch shore birds",
"start an attack",
"protect the children",
"set up a barrier for itself"
] | null | B | |
mmlu_stem | mmlu_stem_18993 | A woman leaves some meat on the counter, and bacteria begins to quickly grow on the surface. This bacteria may cause | [
"turned food",
"growing beans",
"sticky toffee",
"pocked oranges"
] | null | A | |
mmlu_stem | mmlu_stem_1030 | In a healthy forest, dead trees and limbs fall to the ground and decompose. Which of these statements best describes why decomposition is important to a forest ecosystem? | [
"Nutrients are released when wood is broken down.",
"Worms produce oxygen used by other organisms.",
"Dead trees provide nest sites for many different species of birds.",
"Water is stored in dead trees and limbs."
] | null | A | |
mmlu_stem | mmlu_stem_7011 | (Published March 30, 2011)Albert Einstein's Theory of Relativity might have a few mistakes--and Jake Barnett has set out to prove it. Between attending college classes at Indiana University-Purdue University Indianapolis (IUPUI) and tutoring his fellow students, Jake is also working on a new theory about the creation o... | [
"Get a degree in astronomy.",
"Put forward his own theory in physics.",
"Become an Albert Einstein in the future.",
"Teach his fellow students Theory of Relativity."
] | null | B | |
mmlu_stem | mmlu_stem_15719 | One day a rich man meets Sam. The rich man asks, "I hear you're very clever and nothing is difficult to you. Can you tell me why you are so clever?" Sam answers with a smile, "Oh, I am not clever. Instead , you are too foolish ." The rich man becomes very angry. Sam says, "Please don't be angry. If you don't believe ... | [
"a rich man",
"a poor man",
"an old man",
"a clever man"
] | null | A | |
mmlu_stem | mmlu_stem_18969 | who would see better through an underground tunnel? | [
"a boy with a pen",
"a man with a stick",
"a man with a spoon",
"a man with a candle and match"
] | null | D | |
mmlu_stem | mmlu_stem_9682 | Education is an expensive part of American life. Its size is matched by its variety. Differences in American schools compared with those found in the majority of other countries lie in the fact that education here has long been intended for everyone. Schools are expected to meet the needs of every child, regardless of ... | [
"all high-school students take the same courses",
"every student must take practical ability training courses",
"every public school offers the same academic subjects",
"the subjects every student takes may vary"
] | null | D | |
mmlu_stem | mmlu_stem_1450 | Once upon a time there were three rabbits, named Winston, Chester, and Francis. Chester was a brown rabbit with large eyes. Francis was grey and white and had messy fur. Winston was black and very fat. They were very happy rabbits who loved to eat. Every day they would leave their home, cross a road, and go through a s... | [
"Francis",
"Winston",
"Chester",
"Acorn"
] | null | C | |
mmlu_stem | mmlu_stem_15111 | As we all know, animals are our good friends. Many kids love animals very much. They like to go to the zoo every Saturday, Sunday or even every day on weekdays. But do you want to go to the zoo at night? Usually, the zoos aren't open at night. But if you are in Singapore, you may have a chance to visit a zoo at night... | [
"Because they are sleeping at night.",
"Because they aren't sleeping at night..",
"Because they are beautiful at night.",
"Because they aren't dangerous at night."
] | null | B | |
mmlu_stem | mmlu_stem_10097 | Compared to the other parts of the body, our ears don't ask for much. They don't need to be brushed once a day like your teeth. But they need some special care, especially if you like listening to music with earphones. Maybe your mum or dad has told you, "Turn that down before you go deaf!" Well, they are quite right. ... | [
"have your ears specially trained",
"often wear earplugs and clean out the earwax",
"take good care of your ears",
"choose what you listen to carefully"
] | null | C | |
mmlu_stem | mmlu_stem_9699 | Bend over, take a deep breath and drink some water! This is just one of hundreds of tips you might get if you have the hiccups .Hiccups are so mysterious.We really don't know why they start and why they stop. Everyone has a favorite cure for a case of the hiccups.Some people think that a good scare is necessary to get... | [
"Saint Jude is an expert in curing the hiccups",
"the reason why the hiccups start and why the hiccups stop",
"some people think that a good scare is a cure for a case of hiccups",
"the British plumber drank a \"secret\" mixture given by an experienced doctor and then became well"
] | null | C | |
mmlu_stem | mmlu_stem_7557 | Technology is making life easier for some dairy farmers. They use robotic systems to milk their cows. These systems are designed to reduce labor and increase milk production. Cows are trained to follow a series of paths that lead to the milking stations. Only one cow at a time can enter the station. Once inside,the cow... | [
"the robotic arms",
"the dairy farmers",
"the cows themselves",
"a computer"
] | null | D | |
mmlu_stem | mmlu_stem_2899 | DNA is one of the most important discoveries in science. DNA is the plan for the human being, as a blueprint is the plan for a building. DNA makes a person look the way he does. A person's DNA comes from a mixing of his parents' DNA. That's why a child looks like his parents. But, besides controlling things such as hei... | [
"fashion magazine",
"novel",
"scientific newspaper",
"sports newspaper"
] | null | C | |
mmlu_stem | mmlu_stem_8989 | Australian researchers have studied records of 105 plane crashes and interviews with more than 2,000 survivors of traffic accidents, and outlined the following self-help tips. First, sit with your family but escape separately. About 50 percent of passengers travel with at least one companion. If you are traveling with ... | [
"The shoulder belt should never be under the arms.",
"The shoulder belt should be close to your shoulder joint.",
"The lap belt should be low across the waist.",
"All belts are fastened closely against the body."
] | null | A | |
mmlu_stem | mmlu_stem_17852 | In 1918, an outbreak of influenza infected 500,000 people all over the world. Tens of millions of those infected died. In 1994, an outbreak of pneumonic plague spread quickly through the city of Surat in India, killing 52 people. Which statement best describes the two events? | [
"Both outbreaks were pandemics.",
"Both outbreaks were epidemics.",
"The influenza outbreak was a pandemic. The plague outbreak was an epidemic.",
"The influenza outbreak was an epidemic. The plague outbreak was a pandemic."
] | null | C | |
mmlu_stem | mmlu_stem_12571 | Mr. Green has a small garden in front of his house. There are lots of flowers in it. But he has only a few trees. His neighbor Mr. Black has a garden, too. Mr. Black's garden is smaller than Mr. Green 's garden. He has fewer flowers than Mr Green but more trees. Mr. Brown is Mr. Green's another neighbour. Mr. Brown's g... | [
"more; fewer",
"fewer; more",
"more; more",
"fewer; fewer"
] | null | B | |
mmlu_stem | mmlu_stem_15529 | A man made a nice talking machine .It could weigh people's weight .The man wanted to try the machine before he could make a lot of machines. He put the machine into the waiting room of a station .There were always lots of people in and out . The first one who used the machine was an Indian woman. She stood on the machi... | [
"should eat more",
"should eat less",
"had to eat more fruit",
"kept herself healthy"
] | null | D | |
mmlu_stem | mmlu_stem_20970 | If a bird is pecking at a bush for food, the bush can also eat if | [
"munches on some berries",
"it fulfills its role",
"orders something it likes",
"kills a small deer"
] | null | B | |
mmlu_stem | mmlu_stem_14780 | When we have small cuts in the skin , something strange may happen. The cuts are able to heal themselves in a couple of days. How does this happen? Read on, and you will find out the secret. Every living thing on the earth is made up of cells . Cells grow and make new cells. Most cells are very small and we can't see ... | [
"are large and we can see them with our eyes",
"can heal few cuts themselves",
"are in everything on the earth",
"can grow and make new cells"
] | null | D | |
mmlu_stem | mmlu_stem_15640 | The Internet has become part of teenagers' life. A new report shows that 38 percent (......) of 3,375 students use the Internet often. Most of the students get useful information for their studies, but some are not using it in a good way. Many students are playing online games too much. Some even visit some unhealthy... | [
"10",
"18",
"38",
"About 1282"
] | null | D |
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