Split (2)

train · 13.1k rows

dataset string	id string	question string	choices list	rationale string	answer string
mmlu_stem	mmlu_stem_5563	NASA has opened the door to the next generation of space discovery by announcing great plans for a base for humans to live on the surface of the moon forever. The project to build a base on the moon will begin soon after 2020, with astronauts living there within four years. The project comes after several excellent sci...	[ "the USA's new plan for space exploration", "how to build a base on the moon", "why to ensure the survival of the species", "where to get new natural resources" ]	null	A
mmlu_stem	mmlu_stem_5254	Homonym: a word that has the same spelling and the same pronunciation as another world, but a different meaning Same spelling, different meaning Imagine, then a situation where two words are spelt and pronounced exactly the same way, but have completely different meanings.Welcome to the world of homonyms.Take, for exam...	[ "They share the same spellings regardless of meanings.", "We can't know their meanings without context.", "We may still feel confused even with context.", "Their ambiguity brings great trouble to our life." ]	null	D
mmlu_stem	mmlu_stem_2059	What is one way to change water from a liquid to a solid?	[ "decrease the temperature", "increase the temperature", "decrease the mass", "increase the mass" ]	null	A
mmlu_stem	mmlu_stem_7966	Doctors are the persons helping people keep healthy. Some doctors use magic, some use needles and others use pills. Who are they? Among the Indians of North America the "medicine man" was a very important person. He could cure illnesses, and he could speak to the spirits--the supernatural forces that controlled the wor...	[ "is the only way to cure many dangerous illnesses", "can be used to cure all kinds of illnesses", "is effective to cure many illnesses", "is popular among the western people" ]	null	C
mmlu_stem	mmlu_stem_19119	Seasons are caused by	[ "weather patterns", "earth's movement pattern", "weather changes", "weather cycles" ]	null	B
mmlu_stem	mmlu_stem_275	Mammals must eliminate waste products that their bodies produce. Which organ helps mammals eliminate bodily waste?	[ "appendix", "kidney", "pancreas", "stomach" ]	null	B
mmlu_stem	mmlu_stem_5097	The ecosystem is 1ike a chain.If any of the links are broken,the whole system is in danger.This is why wetland protection has been put high on the agenda in recent years.Zhao,vice--director of the State Forestry Administration,says nearly 60 percent of the country's natural wetlands are still not under effect...	[ "Birds won't have their eggs.", "China will have more wetland.", "The chain of ecosystem will be broken.", "There will be few floods." ]	null	C
mmlu_stem	mmlu_stem_14877	This is a room in Kate's house. There is a big bed, a table, a computer and some chairs in it. There's a glass and some books on the table. There is a picture on the wall. Kate is in the room. She is looking at the picture. Her father and mother are in the school. They work hard. Is there only one room in Kate's house?	[ "Yes, there is.", "There is a bed.", "There is a computer.", "I don't know." ]	null	D
mmlu_stem	mmlu_stem_18855	Frank needs to move a box by sliding it across the floor. Which two factors will most strongly affect how hard Frank needs to push the box?	[ "The density of the box material and the hardness of the floor", "The thickness of the box material and the hardness of the floor", "The total mass of the box and the friction between the box and the floor", "The total height of the box and the distance between his hands and the floor" ]	null	C
mmlu_stem	mmlu_stem_817	A researcher examines a marine organism that is the size of an average human hand. Without more information, which statement about the organism is most likely accurate?	[ "It is mobile.", "It has organ systems.", "It is made of many cells.", "It makes its own food." ]	null	C
mmlu_stem	mmlu_stem_2077	Which object is the best conductor of electricity?	[ "metal fork", "rubber boot", "plastic spoon", "wooden bat" ]	null	A
mmlu_stem	mmlu_stem_5744	In late summer or early fall the large, yellow seed heads of sunflowers will be ripening. If gardeners can keep off the birds and other wildlife trying to eat the seeds, they can have a large harvest. The bright yellow blooms will make a rainbow garden, brightening up any space. However, planting the sunflower seeds is...	[ "To prevent birds from eating sunflower seeds.", "To offer the sunflowers enough sunlight.", "To protect the ripe seed heads before harvest.", "To help the sunflowers grow stronger." ]	null	C
mmlu_stem	mmlu_stem_17401	A snail's shell provides the snail with	[ "food.", "energy.", "protection.", "transportation." ]	null	C
mmlu_stem	mmlu_stem_21128	Animals are unable reproduce if they are dead or cannot find a mate, so it is in their best interest to avoid animals that want to	[ "laugh", "sing to them", "murder them", "kiss them" ]	null	C
mmlu_stem	mmlu_stem_14394	Hello! My name is Becky Sharp. I'm 11 years old. I have one brother. His name is Jason and he's 14. I don't have any sisters. We live with our mum, dad and grandma in a small house in Chesterfield, in the north of England. There are lots of things to do here. My friends and I sometimes go to the cinema on Saturdays. Do...	[ "three", "four", "five", "six" ]	null	C
mmlu_stem	mmlu_stem_13403	Mr. Rock has some apple trees in his garden . He looks after them carefully . Now there are very good apples on the trees and Mr. Rock is happy. This afternoon when he looks out of the window, he sees a boy in one of his apple trees. He is eating the nice apples! Mr. Rock opens the window and shouts. "Hey! What are you...	[ "to see his father", "to come down", "eat the apples", "to be in the tree" ]	null	B
mmlu_stem	mmlu_stem_20318	As an individual is forced to pedal harder on a bicycle their pulse rate	[ "stays the same", "decreases", "stops", "increases" ]	null	D
mmlu_stem	mmlu_stem_12418	Amy had three sons, Dave, Bill and Bob. Every year her sons sent her expensive gifts on her birthday. The eldest son Dave had a lot of money and he wanted his mother to have the most expensive gifts, but he didn't know what to buy. So he put an ad in the newspaper. " Wanted ---- the greatest gift for my mother." Abou...	[ "$8", "$80", "$800", "$8000" ]	null	D
mmlu_stem	mmlu_stem_15207	Hello, I'm Lily. I am a student of No. 6 Middle School. I like singing and dancing. I can sing pop music very well. I like eating meat, because I think it's very delicious. I am good at English, because I like it very much. My mother is a shop assistant. She likes listening to Zhang Xueyou's songs. She always goes shop...	[ "Three", "Four", "Five", "Six" ]	null	B
mmlu_stem	mmlu_stem_5710	An aspirin a day keeps the doctor away. Aspirin has long been praised as a wonder drug and has been in your family since you can remember. Not only does it cure pain, it also lowers the risk of heart attack and stroke . But taking the pills daily may not work for everyone. Although taking an occasional aspirin o...	[ "an aspirin a day keeps the doctor away", "it can make people feel less painful", "it helps to prevent heart attacks and strokes", "it doesn' t have any serious side effects" ]	null	C
mmlu_stem	mmlu_stem_1856	What is the role of chlorophyll in photosynthesis?	[ "absorbing oxygen", "reflecting green light", "absorbing light energy", "blocking carbon dioxide" ]	null	C
mmlu_stem	mmlu_stem_4333	Its often interesting to take a look at some of the lists that arrive toward the end of the year such as top devices, best gadgets, most desirable high-tech gift and more. Apart from cell phones and tablets, and Apple and Samsung products, this year many other gadgets made it on the most wanted list from Yahoo Tech and...	[ "3397 yuan", "1510 yuan", "2397 yuan", "2510 yuan" ]	null	A
mmlu_stem	mmlu_stem_3451	Everyone knows what a needle is. Of course there are needles and needles. Needles for sewing machines, needles for injection , you name it. But few people think of the wonder a needle works in the hands of those who practice acupuncture . During the past ten years or so, I have been suffering from terrible headache. It...	[ "the neighbor fixed needles on his own head", "The neighbor is a kind-hearted person.", "The man's pain was killed before the doctor arrived", "Soon after the acupuncture, the man was completely recovered." ]	null	A
mmlu_stem	mmlu_stem_11218	The green turtle is listed as endangered by the International Union for the Conservation of Nature. Under the U.S. Endangered Species Act of 1973, the green turtle was listed as threatened except for the breeding populations in Florida and on the Pacific coast of Mexico, where it is listed as endangered. Green turtles ...	[ "something about an endangered animal", "how green turtles got extinct", "how heavy a green turtle is", "how long a green turtle can live" ]	null	A
mmlu_stem	mmlu_stem_22347	Which of these industries is most likely to effect an ecosystem?	[ "food", "coal", "solar", "retail" ]	null	B
mmlu_stem	mmlu_stem_11183	If you want to keep healthy, you should have good habits. What is a habit? It is something we do very often. We don't even think when we do it. It has become a part of our lives. "Early to bed, early to rise makes a man healthy, wealthy and wise." This is an old English saying. Do you know what it means? It means that ...	[ "Jumping.", "Swimming.", "Riding.", "Running." ]	null	C
mmlu_stem	mmlu_stem_21934	What would a polecat leave in a chair?	[ "poles", "poetry", "hair", "dusk" ]	null	C
mmlu_stem	mmlu_stem_12800	The Internet joins millions of computers all over the world, and it's used by people all over the world. It was invented in the 1960s in the USA. The American government needed a network of computers for its army. Then in the 1970s scientists and businesspeople also wanted to use the Internet to send and receive messag...	[ "Tim Berners-Lee developed the World Wide Web.", "At first, the message were in very simple text without photos.", "Web pages are held in computers all over the world.", "The World Wide Web allows us to communicate with other people." ]	null	D
mmlu_stem	mmlu_stem_22034	Cars are big polluters because they release toxins from the gas into the air making it	[ "healthier to breathe", "unhealthy to breathe", "candy", "space" ]	null	B
mmlu_stem	mmlu_stem_22021	Lungs are to hampsters as ________ are black tipped sharks.	[ "gills", "hearts", "stomachs", "fins" ]	null	A
mmlu_stem	mmlu_stem_9511	No one knows why we sleep, but it's certain that we need to. People who are prevented from sleeping begin to suffer obvious effects after a few days--they think less clearly, and they fall asleep during the working hours; some may have hallucinations . There are no rules about sleep. Generally speaking, grown-ups sleep...	[ "they have hallucinations", "they feel sleepy during the working hours", "they don't have enough sleep", "they are certain to be kept from going to bed" ]	null	C
mmlu_stem	mmlu_stem_3749	NASA on September 28, 2015 announced the strongest evidence yet for liquid water on the red planet, increasing the possibility that astronauts journeying to Mars could someday rely on the planet's own water for their drinking needs. You may feel like you've heard about the hunt for liquid water on Mars before--and the ...	[ "The thick atmosphere around Mars.", "The physical structure of Mars.", "The extremely low pressure on Mars.", "Perchlorates in Mar's water." ]	null	D
mmlu_stem	mmlu_stem_21770	friction is used for stopping a vehicle by	[ "running", "singing", "smelting", "squeezing" ]	null	D
mmlu_stem	mmlu_stem_1948	Kate sees a full moon. About how much time will go by before the next full moon?	[ "one week", "two weeks", "one month", "one year" ]	null	C
mmlu_stem	mmlu_stem_14055	Honey bees are a kind of animal most of us learn about very early. In summer, many people step on honey bees and get stung while walking without wearing shoes. Honey bees are normally about third fourths of an inch long. Most bees are workers, which are female, but some are male, called "drones ". Workers are a little...	[ "There is only a queen bee in a hive.", "A queen bee is the largest bee in the hive.", "Male bees work very hard for other bees.", "Bees like to make nests in a tree with a hole inside." ]	null	C
mmlu_stem	mmlu_stem_9857	Sir John a British scientist who won last year's Nobel prize for medicine, said he had predicted at the time of his frog experiments that the successful cloning of a mammal would happen within 50 years.and that "maybe the same answer is appropriate" far the step to human cloning. Parents who lose children in accidents ...	[ "Louise Brown is the first \"test tube baby\".", "Human cloning is still a controversial topic.", "Sir John is positive about the future of human cloning.", "Human cloning is creating something that didn't exist before." ]	null	D
mmlu_stem	mmlu_stem_17516	What causes nighttime and daytime on Earth?	[ "the Sun rotating on its axis", "Earth rotating on its axis", "Earth revolving around the Sun", "the Moon revolving around Earth" ]	null	B
mmlu_stem	mmlu_stem_12136	Flying over a desert in an airplane, two scientists looked down with trained eyes at trees and bushes. After an hour's flight one of the scientists wrote in his notebook, "Look here for probable metal." Walking across hilly ground, four scientists reported, "This ground should be searched for metals." From an airplane ...	[ "there were larger amounts of gold in the branches far from the tree trunk than in the seeds", "there were smaller amounts of gold in the tree roots deep in the ground than in the branches", "there were larger amounts of gold in the seeds growing closer to the tree trunk than in the seeds farther from it", "t...	null	C
mmlu_stem	mmlu_stem_13611	"An old village woman in her seventies from Zhenjiang Province rented a small house in Shanghai and let visitors to the World Expo live there for free while she slept on a little couch. Her kindness moved _ people." Chinese Premier Wen Jiabao said so at the Expo 2010 Shanghai China on October 31 when it ended. It is a...	[ "330", "1,800", "5,400", "20,000" ]	null	C
mmlu_stem	mmlu_stem_7970	Mr. and Mrs. Martin live in New York. Mr. Martin is a doctor and his office is in New York. Mrs. Martin teaches music at a school in New York. They have two sons. Their sons' names are Ted and Roy. Ted is twenty years old. He is now in Taiwan. He is studying Chinese. He went to Taiwan last month and is going to sta...	[ "Twenty years.", "Two years.", "Seven years.", "Thirteen years." ]	null	B
mmlu_stem	mmlu_stem_4658	I had been to several doctors as a child, but I have a special place in my heart for Dr. Vincent. He was a Pediatric Cardiologist at UCLA back in 1971 who saved my life. I was eight years old at the time with a severe heart problem and I needed heart surgery. My Mom did not have the money, and without the surgery there...	[ "the operation was experimental.", "she didn't trust in Dr. Vincent", "the operation would be extremely painful", "she felt scared and all alone" ]	null	B
mmlu_stem	mmlu_stem_11695	An Australian 3-year-old boy was described as a hero after saving his mum from an almost certain death by calling emergency services right after she collapsed because of an epileptic attack . Aiden McDonald amazed the doctors who arrived at Jeanine McDonald's house 10 minutes after Aiden called 000. The boy was very c...	[ "10 minutes", "20 minutes", "30 minutes", "one hour" ]	null	C
mmlu_stem	mmlu_stem_6535	Life on Mars could become a reality and it could happen in your lifetime. A welcoming planet Scientists say Earth's neighbor Mars, a bright red planet about half Earth's size, is the most likely to support human life. Mars even has frozen water on its surface. Since the late 1990s, NASA has been exploring Mars using re...	[ "there is no serious danger", "people won't be in any danger", "it's difficult for people to realize the danger", "the danger may be caused by very small things" ]	null	D
mmlu_stem	mmlu_stem_4368	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 ...	[ "restoring a sense of touch", "fooling a clever monkey", "making new artificial limbs", "sending a signal with a touch" ]	null	A
mmlu_stem	mmlu_stem_3483	Governments and health officials around the world continued to take steps Tuesday against the outbreak of swine flu that has killed scores of people in Mexico and spread to the U.S., Europe and possibly Asia. By early Tuesday, the swine flu outbreak in Mexico had caused in 152 deaths and more than 1,600 illnesses. So f...	[ "2.", "11.", "6.", "64." ]	null	A
mmlu_stem	mmlu_stem_18675	Humans need food to grow and survive. Food that is not used immediately by the body for energy is	[ "stored for future use", "converted to water for energy", "used to remove wastes from cells", "transformed into oxygen for survival" ]	null	A
mmlu_stem	mmlu_stem_7089	Scratchy throats, stuffy noses and body aches all spell misery, but being able to tell if the cause is a cold or flu may make a difference in how long the misery lasts. The American Lung Association (ALA) has issued new guidelines on combating colds and the flu , and one of the keys is being able to quickly tell the tw...	[ "one should identify the virus which causes it", "one should consult a doctor as soon as possible", "one should take medicine upon catching the disease", "one should remain alert when the disease is spreading" ]	null	C
mmlu_stem	mmlu_stem_1366	A simple food chain includes hawks, lizards, and insects. Which will most likely happen to the lizard and hawk populations if a pesticide is sprayed to kill the insects, and the lizard and hawk populations cannot find other food in this ecosystem?	[ "Both the lizard population and the hawk population will increase.", "Both the lizard population and the hawk population will decrease.", "The lizard population will increase, but the hawk population will decrease.", "The lizard population will decrease, but the hawk population will increase." ]	null	B
mmlu_stem	mmlu_stem_10852	Once there was a baby eagle living in a nest on a cliff .The baby eagle loved his nest.It was warm, soft and comfortable.And even better, he had all the food and love that his mother could give.Whenever the baby eagle was hungry, his mother would always come just in time with the delicious food he liked. He was grow...	[ "lie lived in a nest in the tree.", "He was always cold and hungry.", "He lived very happily with friends.", "His mother offered him nice food." ]	null	D
mmlu_stem	mmlu_stem_15335	When the traffic lights turn red, we will stop driving a car or crossing a street. Why is red used for traffic lights instead of other colors? As we know, scattering happens when light goes through the air. For the same media , if the _ is long, the sscattering will be short. If the wavelength is short, then the sca...	[ "Why do accidents happen", "How does the red light travel", "Why do we use red traffic lights", "The colors of the traffic lights" ]	null	C
mmlu_stem	mmlu_stem_4677	April 11, 2003 12:44 a. m. PST, Associated Press The respiratory virus known as SARS has appeared to spread in the United States only to family members of health workers with close contact to a sick person. On Thursday, the head of the Centers for Disease Control and Prevention said there might be a case of severe acu...	[ "discuss the danger of SARS", "report research result about SARS", "inform people of the spread of SARS", "explain to the readers what SARS is" ]	null	C
mmlu_stem	mmlu_stem_22182	If a person's age is celebrated in adulthood, then it happens every	[ "12 months", "24 days", "six weeks", "twelve hours" ]	null	A
mmlu_stem	mmlu_stem_8020	A small group of people around the world have started implanting microchips to link the body and the computer. Mr. Donelson and three friends, who had driven 100 miles from their homes in Loockport, New York, to have the implants put in by Dr. Jesse Villemaire, whom they had persuaded to do the work, are part of a sma...	[ "There will be swelling and redness.", "The site will be dry.", "Nothing will happen at all.", "The pain will remain for a week." ]	null	A
mmlu_stem	mmlu_stem_15337	Rules in the reading room Hello, everyone. Welcome to the school reading room. We hope you have a good time here. Before you go into the reading room, there are some rules you need to keep. 1.The reading room is open from 8:00 a.m. to 5:00 p.m. from Monday to Friday. 2. Don't take your bag into the reading room. 3. Don...	[ "Ten hours.", "Nine hours.", "Seven hours.", "Eight hours." ]	null	B
mmlu_stem	mmlu_stem_3740	Imagine having an idea, drawing it on paper, bringing it to a store and seeing it turned into a physical object. This is now possible with the help of 3D printers. Such machines were once used just by universities and big companies, but now, stores with 3D printing services are appearing around the United States. Bryan...	[ "attract consumers to buy 3D printers", "explain the importance of 3D printing", "introduce a new technique-3D printing", "describe the rapid development of technology" ]	null	C
mmlu_stem	mmlu_stem_679	The Moon lacks weather and climate changes like those on Earth. What causes the lack of weather on the Moon?	[ "the lack of water", "the presence of igneous rock", "the very thin atmosphere", "the lack of magnetic poles" ]	null	C
mmlu_stem	mmlu_stem_3881	The purpose of keeping fit is to avoid illness ,resist the mental and physical fatigue that make us more likely to contract infections ,and above all to feel more pleasure in being alive. Research has shown the value of a balanced diet ,fresh air, sunshine ,enough rest and some forms of regular exercise for everyone .I...	[ "Because they want to avoid health.", "Because they want to add mental and physical fatigue.", "Because they want to feel happier and live longer.", "Because they want to obtain much more money." ]	null	C
mmlu_stem	mmlu_stem_16531	When Christie Andrews was born, she weighed less that half of one kilogram. Her heart was the size of a large coin. Her mother said Christie was so small that she could hold her in the palm of one hand. Christie couldn't breathe without a machine to give her oxygen. If she had been born 20 years earlier, she would prob...	[ "they don't have enough money", "they would rather save cancer patients", "doctors don't care if the babies die", "it makes more sense to have a bigger baby" ]	null	A
mmlu_stem	mmlu_stem_11423	Coca-Cola is probably the most famous brand in the world, and in some areasyou can even access it easier than clean drinkable water. Although the company is trying to present itself as a health-conscious company, you can't really say that drinking cola is healthy for you. Still, we all drink cola, some more and some le...	[ "The major ingredients of Coca-Cola.", "Why Coca-Cola is popular among the young.", "Some of the strangest uses of Coca-Cola.", "Why we can't drink Coca-Cola too often." ]	null	C
mmlu_stem	mmlu_stem_202	Which is a chemical change?	[ "Element 1 is hammered into a thin sheet.", "Element 2 is heated and turns into a liquid.", "Element 3 turns a greenish color as it sits in air.", "Element 4 is ground up into a fine, slippery powder." ]	null	C
mmlu_stem	mmlu_stem_12990	Animals have the ability to make people understand them, especially when they are in serious danger and hope to get help from man. And they often go together to help one another. One day, I visited my friend Jack on a sheep farm in North America. Suddenly one sheep came to cry in front of us. She made the most painful...	[ "man", "ladder", "sheep", "wolf" ]	null	C
mmlu_stem	mmlu_stem_678	A male fruit fly is homozygous dominant for gray-body color (G) and is crossed with a female fruit fly that is homozygous recessive for ebony-body color (g). What are the probable phenotypes of the offspring?	[ "25% gray, 75% ebony", "50% gray, 50% ebony", "100% ebony", "100% gray" ]	null	D
mmlu_stem	mmlu_stem_9169	It was not the first time for Shi Benliang, a senior physics major at Peking University, to feed cats. But the 22-year-old felt sad when he saw the scars and wounds on the bodies of the little creatures. "I can imagine how they have suffered from being abandoned. They lead a harsh life wandering around," said the stude...	[ "A married woman is not qualified to adopt the cat.", "A stray cat may live shorter than the ordinary cats.", "Volunteers can feed the stray cats in any place they like.", "There are more than 100 stray cats on the campus." ]	null	B
mmlu_stem	mmlu_stem_19069	the mantle is	[ "a level of our planet", "the planet closest to ours", "a kind of rock found on Earth", "the deepest part of our planet" ]	null	A
mmlu_stem	mmlu_stem_6014	A ground-based system that uses much stronger signals than GPS can find your location in cities and indoors. It is a new positioning system that could compete with GPS to make sure you never lose your directions again. Instead of satellites, Locata uses ground-based equipment to send a radio signal over a localized are...	[ "encourage people to buy the Locata", "tell us the disadvantages of the GPS", "introduce a new positioning system Locata", "tell us that Locata will replace GPS one day" ]	null	C
mmlu_stem	mmlu_stem_9061	Category : prefix = st1 /Tours/ Guides Ad Number:508 Date Posted: 27/05/2006 Price:$1297 for 7 days Expires On: 03/12/2007 Description Subscribe to FREE Focus e - newsletter online. Focus on Mexicowebsite provides FREE comprehensive information about living, retiring, working or investing inL...	[ "One.", "Two.", "Three.", "Four." ]	null	C
mmlu_stem	mmlu_stem_14657	My name is David. I'm 23and I'm a middle school teacher. I go to the school at 7:30 in the morning. I like sports. I play basketball every day. My name is Jake Smith. I'm in China with my kids . I have a daughter and a son. My daughter Lisa is in Huangzhou Middle School. She likes yellow and white. My son Eric is only ...	[ "one", "two", "three", "four" ]	null	B
mmlu_stem	mmlu_stem_22140	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" ]	null	C
mmlu_stem	mmlu_stem_11799	The Cuban iguana is a species of lizard of the iguana family. It is the largest of the West Indian rock iguanas, one of the most endangered groups of lizards. This species with red eyes and a thick tail is one of the largest lizards in the Caribbean. The Cuban iguana is mainly _ : 95% of its diet consists of the leave...	[ "Two.", "Five.", "Four.", "Three." ]	null	D
mmlu_stem	mmlu_stem_14564	Now, it may be difficult to predict the future, but many people believe that we will live on Mars by the year 2100. Our own planet, Earth, is becoming more and more crowed and polluted. Well, what problems will we need to solve before we prepare to go to Mars? First of all, transport should be much better. At present, ...	[ "Life on Mars is more interesting than that on the earth.", "The earth is becoming dirty and crowded.", "The journey to Mars is very interesting.", "The scientists want us to do that." ]	null	B
mmlu_stem	mmlu_stem_17190	The atoms that make up oxygen gas	[ "share two covalent bonds.", "have a definite shape.", "share a pair of neutrons.", "have two free electrons." ]	null	A
mmlu_stem	mmlu_stem_16720	One cold winter morning, an old woman had to go to see her doctor. When she walked into the doctor's office, she told him that her right leg hurt and sometimes she could not walk. She asked him what was wrong. She told him that she had never had such a feeling before. The doctor checked the old woman carefully, then he...	[ "She was young enough", "She was not ill", "She got all kinds of illnesses", "She must do a lot of exercise in spring" ]	null	B
mmlu_stem	mmlu_stem_13540	One day an old man is selling a big elephant . A young man comes to the elephant and begins to look at it slowly. The old man goes up to him and says in his ear, "Don't say anything about the elephant before I sell it. Then I will give you twenty dollars." "All right," says the young man. After the old man sells the e...	[ "which foot of the elephant is bad", "how heavy it is", "which ear of the elephant is bad", "what it looks like" ]	null	D
mmlu_stem	mmlu_stem_21463	Tearing an object changes that object's	[ "formation", "biology", "chemical composition", "nutrition" ]	null	A
mmlu_stem	mmlu_stem_3412	On August 5 at 10:31 p.m. PST, a rover named Curiosity touched down safely on the surface of Mars, and I was lucky enough to have a front-row seat. My name is Clara, and when I was in Grade 6, I won the essay contest NASA held to name its next Mars rover. The essay I wrote was not even 250 words long, but somehow it wa...	[ "she missed him very much.", "he knew a great deal about space", "he influenced her to love the stars", "she treasured their happy moments" ]	null	C
mmlu_stem	mmlu_stem_16968	We use passwords to keep our personal information secret and safe, but some passwords we use may not be as reliable as we think. Splash Data, a computer security company, recently released a list of the 25 worst passwords of 2011.This list is based on the research of _ files containing stolen passwords. According to th...	[ "abc123.", "monkey.", "password.", "123456." ]	null	C
mmlu_stem	mmlu_stem_20011	Which activity involves exerting force on an object with a foot?	[ "basketball", "kickball", "softball", "volleyball" ]	null	B
mmlu_stem	mmlu_stem_20837	Which would result in the worst consequences if placed in a full bathtub?	[ "a wooden duck", "a powered toaster", "a toy boat", "an unpowered toaster" ]	null	B
mmlu_stem	mmlu_stem_20563	When the body needs to rid itself of potentially toxic elements within it, what process is utilized?	[ "process of purging", "process of circulation", "process of respiration", "process of cooking" ]	null	A
mmlu_stem	mmlu_stem_6569	Redwood trees are the tallest plants on the earth,reaching heights of up to 100 meters.They are also known for their longevity,typically 500 to 1000 years,but sometimes more than 2000 years.A hundred million years ago,in the age of dinosaurs,redwoods were common in the forests of a much more moist and tropical North Am...	[ "The trees were taller and stronger.", "The soil was softer for seeds to develop.", "The climate there was warmer and wetter.", "The temperature was lower along the Pacific coast." ]	null	C
mmlu_stem	mmlu_stem_21591	What does a salamander eat?	[ "mice", "Venus flytraps", "fleas", "bats" ]	null	C
mmlu_stem	mmlu_stem_4853	Over thousands of years, human beings have been learning about more and more about this world, and have figured out many ways to avoid risks and make our lives easier. Even in ancient times, we used fire to frighten away animals, built simple boats to cross waters, and armed ourselves with sharpening stones and sticks....	[ "the world is hard to predict", "medical science is powerful", "the mother's love is endless", "life is full of fun and mystery." ]	null	C
mmlu_stem	mmlu_stem_21478	You shiver when your body temperature drops, which happens when it is	[ "Pants", "Chilly", "Hot", "Funny" ]	null	B
mmlu_stem	mmlu_stem_14280	The animal kingdom has a new member. On September 12, 2012, researchers made a report to the world that they discovered a new species of monkey. It is called the lesula. And it is only the second monkey species discovered in 28 years. Scientists first saw the lesula in June, 2007 in Congo, a country in Africa. The les...	[ "About 12 pounds.", "About 19 pounds.", "About 28 pounds.", "We don't know." ]	null	A
mmlu_stem	mmlu_stem_18656	Many cells have a nucleus that contains chromosomes. These chromosomes carry genes that are composed of	[ "hormones", "DNA molecules", "minerals and water", "undigested food molecules" ]	null	B
mmlu_stem	mmlu_stem_11190	Below are Top 10 Scholarly Stars in America in 2011. It's not always about fame and fortune for these celebs - education is a priority in their lives. Find out what scholarly stars have earned degrees and diplomas or are returning to the classroom as you head back to school. No. 10: James Franco James has attended FOUR...	[ "Three.", "Four.", "Five.", "Six." ]	null	A
mmlu_stem	mmlu_stem_14972	Live Music----Late Night Jazz Enjoy real American jazz from Herbie Davis, the famous trumpet player. He is known to play well in the early hours. So don't want to get much sleep. PLACE: The Jazz Club DATES: 15-23, June PRICE: Y=200-250 TIME: 10 p.m. till late TEL: 4668736 Scotti...	[ "listen to jazz", "watch Scottish dancing", "go to Anhui Museum", "go to the Jazz Club" ]	null	C
mmlu_stem	mmlu_stem_14611	Soon computers and other machines will be able to remember you by looking at your eyes! The programme works because everyone's eyes are different. So in the future you won't have to remember a number when you want to use a machine or take money out of a bank. You'll just have to look at the machine and it will be able ...	[ "Some eyes are the same.", "Eyes can change.", "It is not always correct.", "Eyes can get dirty." ]	null	C
mmlu_stem	mmlu_stem_1071	When high winds knocked down pine trees in a wooded region, it created a gap in the crowded canopy and allowed sunlight to fall on the ground. The increased sunlight allowed a dense growth of raspberry plants which protected young pine seedlings from being eaten by herbivores. Over time, the pine seedlings grew and blo...	[ "adaptation", "cooperation", "natural selection", "ecological succession" ]	null	D
mmlu_stem	mmlu_stem_14508	Without flowers, many plants would not be able to reproduce and many insects would not be able to get enough food to live. Here are some interesting facts about flowers plants. * Most plants grow flowers each year, but some take much longer. The century plant grows only one flower and then it dies! Even more amazin...	[ "change color", "grow long", "kill bees", "attract insects" ]	null	A
mmlu_stem	mmlu_stem_5632	In the mid-1950s, I was a somewhat bored early-adolescent male student who believed that _ . One day, this approach threw me into embarrassment In Mrs. Totten's eighth-grade math class at Central Avenue School in Anderson, Indiana, we were learning to add and subtract decimals . Our teacher typically assigned daily ho...	[ "asked questions in a regular way", "walked up and down when asking questions", "chose two or three questions for the students", "requested her students to finish their usual questions" ]	null	A
mmlu_stem	mmlu_stem_13321	Students learn many subjects at school, like Chinese, English, math and physics. Some students think it's hard to do well in math. They say it's boring. Why do they say this? First, some math problems are so hard for them. They spend a lot of time on them, but they can't work them out, so they lost heart . Second, they...	[ "they have to listen to the teacher.", "they have to look after themselves.", "they need to use their brain to find out the answers all the time.", "they need to help their classmates." ]	null	C
mmlu_stem	mmlu_stem_15387	Lost & Found Lost: Found: Schoolbag My school ID card Is this your schoolbag? Its number is 2007712 It's black and white. My name is Mary Brown. My name is Tony Green Please call 6956385 Phone: 2360731 Cindy, Your red...	[ "green", "white", "red", "black and white" ]	null	D
mmlu_stem	mmlu_stem_22025	if a person looked a their head in a mirror, and moved toward it, what would happen?	[ "the head would start to grow", "the head would explode", "the head would start to shrink", "the head would disappear" ]	null	A
mmlu_stem	mmlu_stem_18523	Which order of succession of natural communities would most likely occur in New York State?	[ "grasses -> trees -> bushes", "trees -> bushes -> grasses", "bushes -> grasses -> trees", "grasses -> bushes -> trees" ]	null	D
mmlu_stem	mmlu_stem_2811	Our magazine is presenting to you the top five i-phone(the best seller of Apple Company) applications for more fun on hiking or camping trips recommended by our A-list field hikers and travelers. 1.GPS Kit by Garafa - Get un-lost (for $10) What it does: Download before you leave or use your phone's data connection to ...	[ "You don't have to upload data online to make use of GPS Kit.", "E-postcards are free of charge once you have downloaded Postagram.", "Paul Salopek is the person who first put forward the idea of soundcloud.", "All five applications are already available in the i-phone when you buy the phone." ]	null	A
mmlu_stem	mmlu_stem_2831	"Soon, you're going to have to move out!" cried my neighbor upon seeing the largest tomato plant known to mankind, or at least known in my neighborhood. One tiny 9-inch plant, bought for $1.25 in the spring, has already taken over much of my rose bed, covering much of other plants, and is well on its way to the front d...	[ "it cost only $1.25", "the soil was just right for it", "there was room for it in the garden", "the roses' branches needed to be covered" ]	null	C
mmlu_stem	mmlu_stem_19899	Birds give birth to their babies while still in an egg. Mammals, however, give birth to their babies	[ "scrambled", "already alive", "dead", "Old" ]	null	B
mmlu_stem	mmlu_stem_4681	Animal moms are great moms. You might be surprised at some of these moms. Octopuses The mother octopus lays about 50,000 eggs. For about 300 days, she stays with the eggs, cleans them and protects them. She does not leave to feed. However, this animal mom dies as soon as the eggs are hatched . Crocodiles A crocodil...	[ "in her mouth", "on her back", "in her pouch", "by her tail" ]	null	A
mmlu_stem	mmlu_stem_15823	When most people think of the Olympics, they don't think of science. But in the USA, each year, students take part in a kind of competition called the Science Olympiad. It has a lot of different events. Students go there to show how much they know about the science of music, biology, chemistry and others. My best event...	[ "in the morning", "at noon", "in the afternoon", "at night" ]	null	C

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