dataset string | id string | question string | choices list | rationale string | answer string | subject string |
|---|---|---|---|---|---|---|
mmlu_stem | mmlu_stem_15243 | This is a teacher's family . The father's name is Lake Smith . He's forty - four . The mother's name is Kate Smith . She's forty - two . The Smiths have a son , Jim , and a daughter , Ann . Jim is fourteen , and Ann is twelve . The son looks like his father , and the daughter looks like her mother . They are all in No.... | [
"Lake Smith",
"Kate Smith",
"Jim Smith",
"Ann Smith"
] | null | B | |
mmlu_stem | mmlu_stem_15816 | There are 45 students in our class. I have made a survey, 36 students say they like to exercise. Most boys play basketball together twice a week. But girls think basketball is difficult for them, they'd like to play volleyball together twice a week. My friend, Tony, is good at running. He runs fastest in our class. He ... | [
"Becausetheyhavenotime.",
"Becausetheythinkitisnoteasy.",
"Becausetheydon'tliketoplaywiththeboys.",
"Becausetheydon'tliketoexercise."
] | null | B | |
mmlu_stem | mmlu_stem_5835 | What if we could replace oil with a fuel which produced no pollution and which everybody had equal access to? The good news is that we can. In fact, we are swimming in it--- literally. Hydrogen is one of the building blocks of the universe. Our own sun is basically a big, dense cloud of the stuff. And hydrogen can be u... | [
"It has by-products.",
"It has to be separated from other materials.",
"It will make energy too cheap.",
"It is too far away from us."
] | null | B | |
mmlu_stem | mmlu_stem_21769 | if a person found a toad in the water, where else would it normally be? | [
"it would be on the ground",
"it would be in the air",
"it would be in the sea",
"it would be in a volcano"
] | null | A | |
mmlu_stem | mmlu_stem_8602 | Scientists recently found three animal species living two miles below the surface of the Mediterranean Sea, where the super-salty waters don't have oxygen . They're multicellular , which means their bodies have many cells. They each are as small as a large grain of sand. But they are animals. The most exciting thing ab... | [
"where single-celled animals can live",
"how the newly found animals live without oxygen",
"whether the multicellular creatures can live underwater",
"why the super-salty waters have no oxygen"
] | null | B | |
mmlu_stem | mmlu_stem_17912 | Which cell structure carries out a function for a cell that is similar to the function that bark carries out for a tree? | [
"cell wall",
"nucleus",
"chloroplast",
"mitochondrion"
] | null | A | |
mmlu_stem | mmlu_stem_21363 | A bee may be vital for | [
"time travel",
"metal",
"cars",
"basil"
] | null | D | |
mmlu_stem | mmlu_stem_2354 | Looking back on China's road to outer space, people can easily find it has not been very smooth. In the past years, Chinese people have made hard and determined efforts to realize the dream their ancestors had for thousands of years. After China's first satellite into the Earth's orbit in 1970 came four flights of unma... | [
"China sent its first satellite into the Moon's orbit in 1970.",
"China is the third country in Asia to make human spaceflight.",
"China has blasted off 4 unmanned lunar probes.",
"The launching of Chang'e 1 became the third milestone in China's space achievements."
] | null | D | |
mmlu_stem | mmlu_stem_949 | When moist air comes in contact with a cold surface in the winter, one result can be frost. What has happened to the water vapor in the air to cause frost? | [
"It has melted.",
"It has sublimated.",
"It has evaporated.",
"It has condensed."
] | null | B | |
mmlu_stem | mmlu_stem_10194 | Opened in 1977, Ocean Park is one of Hong Kong's perennially popular attractions, providing an exciting mix of entertainment, education and conservation facilities. The 80-hectare (200-acre) park is situated on the southern side of Hong Kong Island, with rides, exhibits and facilities on both sides of the mountain. A ... | [
"$ 557",
"$ 649",
"$741",
"$833"
] | null | C | |
mmlu_stem | mmlu_stem_13877 | One Sunday morning Mr Green and his child , Bill ,are in a big shop . Mr Green wants to buy a new blouse for Mrs Green . Bill likes oranges , so his father buys two kilos of oranges for him , too . Bill wants to buy some picture--books and colour pencils , too . There are many people in the shop . They are men and wome... | [
"Bill's mother",
"Bill",
"his friend",
"other people"
] | null | A | |
mmlu_stem | mmlu_stem_8276 | Imagine putting a seed in a freezer, waiting 30,000 years, and then taking the seed out and planting it. Do you think a flower would grow? Amazingly, scientists have just managed to do something very similar. They found the fruit of an ancient plant that had been frozen underground in Siberia for about 31,800 years. Us... | [
"by spreading them around the world",
"so that they can research them",
"by burying them under the ground",
"in case they die out some day"
] | null | D | |
mmlu_stem | mmlu_stem_1638 | The turtle and the fox were best friends. One day Turtle wanted to find Fox and ask if he would come fishing with him. Turtle went to foxes house. Fox was not home. Turtle went to look for Fox. Fox lived near several friends. Turtle went to Bear's house first. Bear lived next door to Fox. Bear answered the door... | [
"Rabbit",
"Duck",
"Turtle",
"Bear"
] | null | A | |
mmlu_stem | mmlu_stem_11547 | Green is an important color in nature. It is the color of grass and the leaves on trees. It is also the color of most growing plants. Sometimes, the word "green" means young, fresh and growing. For example, a greenhorn is someone who has no experience. In the 15th century, a greenhorn was a young cow or an ox whose hor... | [
"a greenhorn",
"a green thumb",
"the Green Revolution",
"the word \"green\" and its story"
] | null | D | |
mmlu_stem | mmlu_stem_1768 | Kendra and Quinton travel to and from school every day. Kendra lives further from the bus stop than Quinton does, stops every morning at Quinton's house to join him to walk to the bus stop. Every afternoon, after school, when walking home from the bus stop they go in for cookies and milk that Quinton's mother has rea... | [
"school",
"breakfast",
"bedtime",
"dinner"
] | null | D | |
mmlu_stem | mmlu_stem_10354 | Medical scientists are already putting computer chips directly into the brain to help people who have Parkinson's disease, but in what other ways might computer technology be able to help us? Ray Kurzweil is the author of the successful book The Age Of Intelligent Machines. He is also one of the world's best computer r... | [
"She can talk with her visitors.",
"She can treat brain diseases.",
"She can help deaf people listen.",
"She can teach people to sing."
] | null | A | |
mmlu_stem | mmlu_stem_5168 | Butterflies are some of the most fascinating and beautiful insects in the world. Adult butterflies will live about 2 to 4 weeks. They use their senses of sight, touch, hearing, smell, and taste to survive in the world, find food and mates, lay eggs in an appropriate place, migrate, and avoid hungry enemies. Butterflies... | [
"To find highqualified honey.",
"To have a good place for living.",
"To make it easier for them to hide from the enemies.",
"To find a proper place for their eggs."
] | null | D | |
mmlu_stem | mmlu_stem_1808 | Benny and his Dad wanted to make a pizza. On Sunday afternoon, they went to the supermarket to buy the ingredients. At the supermarket, they picked up some pizza dough, sauce, cheese, and pepperoni slices. The next day, Benny and his Dad started making the pizza. First, Benny rolled out the dough. Then, his Dad poured ... | [
"Monday",
"Thursday",
"Friday",
"Sunday"
] | null | A | |
mmlu_stem | mmlu_stem_16242 | Penguins are lovely animals. Most people like them. But now as many as 10 of the 17 kinds of penguins are in danger of disappearing. The number of penguins has decreased by ( ) 30% since 1987. Penguins are black and white birds that live in the southern part of the world. They are common in the Antarctic Continent ,N... | [
"diving",
"flying",
"swimming",
"catching fish"
] | null | B | |
mmlu_stem | mmlu_stem_21619 | little balls of H2O on the inside of a closed window came from | [
"rain",
"condensed water",
"snow",
"ice cream"
] | null | B | |
mmlu_stem | mmlu_stem_20381 | A boy puts some vinegar in a glass of some bleach and finds | [
"both are frozen",
"bother taste good",
"both are dry",
"both are adjusted"
] | null | D | |
mmlu_stem | mmlu_stem_12471 | It is reported that in the near future robots and humans will probably work together to create jazz. A singing robot is being taught to create jazz with human being in a project. Antonio Chella from Italy is working with a Telenoid robot. To start with, the Telenoid will be trained to _ the movements and simple sounds ... | [
"will replace human musicians soon.",
"may have trouble performing music.",
"will become more popular than The Beatles.",
"can find connections between things that humans cannot find"
] | null | B | |
mmlu_stem | mmlu_stem_3764 | Each year, about 10,000 to 100,000 animal species die off. They join the countless species that have gone extinct over the course of Earth's history - and extinction means forever. At least it used to. Scientists are now closing in on the ability to bring back extinct species. No, this doesn't mean the plot of Jurass... | [
"That scientists cannot make up for the mistakes that they made in the past.",
"That traditional conservation might be of no use by bringing species back.",
"That scientists could lack the ability to bring back extinct species to life.",
"That species that will be brought back to life will not survive long."
... | null | B | |
mmlu_stem | mmlu_stem_1881 | Which of the following helps the leaves break down after they have fallen off the tree? | [
"meat-eaters",
"rocks",
"decomposers",
"cold temperatures"
] | null | C | |
mmlu_stem | mmlu_stem_19313 | Bears hibernate in winter because | [
"to socialize more with other bears",
"the environment is colder and has less food",
"a fixed amount of time has passed",
"cubs are being born"
] | null | B | |
mmlu_stem | mmlu_stem_14769 | Donna Ashlock, a 14-year-old girl from California, was very sick. She had a bad heart. "Donna needs a new heart," her doctor said, "she must have a new heart, or she will die soon." Felipe Carza, 15, was worried about Donna. Felipe was Donna's friend. He liked Donna very much. He liked her freckles, and he liked her sm... | [
"she had freckles",
"she was very sick",
"she would have a new heart",
"she had a sharp pain in her head"
] | null | B | |
mmlu_stem | mmlu_stem_2954 | Targeting teens Using the Web makes teens a target. Posting too much personal information for those millions of cyber eyes to see can cause some big problems and can even invite a threat to your life. As Mary learned, not everyone on the Internet is who he or she says they are. Adults will sometimes pose as other teens... | [
"Numbers are easy to write.",
"Using numbers are cool online.",
"The safe password is more unlikely to be guessed.",
"Numbers are popular online."
] | null | C | |
mmlu_stem | mmlu_stem_11137 | Peyton,an 11-year-old boy from Florida,has the enthusiasm of scientific invention and the-gift of Thomas Edison. The sixth-grader put his math and science skills as well as some real-life experience to use and created something that could benefit our world a lot ---- the sandless sandbag.Today he was named the winner o... | [
"be portable",
"float away",
"get heavy",
"1ose weight"
] | null | C | |
mmlu_stem | mmlu_stem_16556 | I will never forget that unusual day!I kept hearing a strange noise while I was driving down a mountain in my car,so I stopped on the dirty road to check.There was a little green head looking at me in my backpack."What are you doing there,little frog?''I said to myself.Well,you can imagine my surprise when I heard this... | [
"driving down a mountain",
"checking her car",
"looking at a frog",
"talking to a frog"
] | null | A | |
mmlu_stem | mmlu_stem_1023 | At what level of organization does damage compromise the function of the whole system? | [
"a cell",
"an organ",
"a tissue",
"an organelle"
] | null | B | |
mmlu_stem | mmlu_stem_21000 | A foot uses force on spheres in | [
"baseball",
"kickball",
"golf",
"hockey"
] | null | B | |
mmlu_stem | mmlu_stem_1124 | At what temperature is water most likely to be in vapor form? | [
"-10°C",
"20°C",
"90°C",
"120°C"
] | null | D | |
mmlu_stem | mmlu_stem_17927 | Which of the following is a cause of the ocean levels periodically rising and then falling? | [
"the slight tilt of the Moon",
"the force of gravity from the Moon",
"the convection within Earth's mantle",
"the revolution of Earth around the Sun"
] | null | B | |
mmlu_stem | mmlu_stem_1062 | Apple trees can live for many years, but bean plants usually live for only a few months. This statement suggests that | [
"different plants have different life spans",
"plants depend on other plants",
"plants produce many offspring",
"seasonal changes help plants grow"
] | null | A | |
mmlu_stem | mmlu_stem_10003 | Will there be a time in our lives when cars don't crash? When we can just sit back and relax and our cars will drive themselves. Auto technology experts say "yes". And they say that some of those advances may happen quicker than you might think. They will require the users to input the name of the destination or the co... | [
"Car safety.",
"Driverless cars.",
"The future cars.",
"New technology in cars."
] | null | B | |
mmlu_stem | mmlu_stem_5836 | What if we could replace oil with a fuel which produced no pollution and which everybody had equal access to? The good news is that we can. In fact, we are swimming in it--- literally. Hydrogen is one of the building blocks of the universe. Our own sun is basically a big, dense cloud of the stuff. And hydrogen can be u... | [
"war and energy",
"the future of hydrogen as an energy resource",
"the disadvantages of oil",
"How to end war"
] | null | B | |
mmlu_stem | mmlu_stem_10801 | BEIJING, Sept. 29 (Xinhua) -- Commander-in-chief of China's manned space program Chang Wanquan announced Thursday night that the launch of Tiangong-1 space lab module is successful. China's first space lab module Tiangong-1 blasted off at 9:16 p.m. Beijing Time (1316 GMT) Thursday from Jiuquan Satellite Launch Center i... | [
"test space docking with a spacecraft later this year.",
"detect pollution and pesticide residue and disease.",
"provides a room for astronauts to live and work.",
"operate a permanent space station."
] | null | D | |
mmlu_stem | mmlu_stem_15226 | The weekend is usually a period of time for resting. But today's Chinese students can hardly rest during the weekend. According to a survey, 25%of the Grade 8 students in Beijing have classes on the weekend. Over 38% of the middle school students have less than eight hours' sleep, because of the hard study. Nan Weitong... | [
"one",
"two",
"three",
"Four"
] | null | B | |
mmlu_stem | mmlu_stem_16752 | What's the most important thing for you to have in your life? Somebody mentions hard-work, others suggest knowledge, love and luck. If you arrange the 26 English letters alphabetically and use numbers to represent each of them, for example, 1 for a, 2 for b, 3 for c..., you can change an English word into a number. So ... | [
"Hard-work and knowledge.",
"Knowledge and luck.",
"Love and hard-work.",
"Hard-work and luck."
] | null | A | |
mmlu_stem | mmlu_stem_408 | A recent study concluded that about 90% of all large predatory fish such as tuna have disappeared from the world's oceans in the past 50 years. Which of these is most likely the direct cause of this loss? | [
"Urban development near the coast",
"Commercial harvesting from the ocean",
"Climate change on Earth",
"Acid precipitation over the oceans"
] | null | B | |
mmlu_stem | mmlu_stem_20046 | positively impact your bodies strength by | [
"dead-lifting",
"thinking",
"sleeping",
"singing"
] | null | A | |
mmlu_stem | mmlu_stem_3169 | The NSA and GCHQ are tapping popular smart phone apps such as Angry Birds to gather the enormous amounts of very personal data those bits of software collect--including age, gender, marital status, income, education level and more, according to new reports from the New York Times and The Guardian. Citing secret docum... | [
"NSA didn't gather any worthy information from Americans.",
"NSA would stop its foreign intelligence mission in the future.",
"NSA and White House shared different attitude towards the affair.",
"NSA collected information with the permission of White House"
] | null | D | |
mmlu_stem | mmlu_stem_8742 | James Cooke, of Islip,N.Y.,can't recognize other people. "I see eyes, nose, cheekbones, but no face," he said. "I've even passed by my son and daughter without recognizing them." He is not the only one. Those with prosopagnosia, also known as face blindness, can see perfectly well, but their brains are unable to piece... | [
"different regions of the brain have to work separately",
"people with phonagnosia are good at facial recognition",
"regions of the brain for personal recognition are connected",
"person recognition is controlled by the same part of the brain"
] | null | C | |
mmlu_stem | mmlu_stem_10170 | Two more people have died in China from a new strain of bird flu, raising the death toll from the virus to 13, state media reported Sunday. The official Xinhua News Agency said the two deaths were reported in Shanghai and that three new cases were also confirmed in the financial hub. A total of 11 new cases were report... | [
"All previous reported cases were in Shanghai and other eastern areas of China.",
"The virus, which was first spotted in humans last month, is spreading through direct contact with infected fowl.",
"According to O'Leary, there was evidence that humans had passed on the virus to other humans.",
"China is more ... | null | C | |
mmlu_stem | mmlu_stem_2099 | Humans depend on which natural resource from the environment? | [
"water",
"houses",
"electricity",
"roads"
] | null | A | |
mmlu_stem | mmlu_stem_16331 | Hello,everyone.let me introduce myself.My name is Wang Mei.I'm 1.7 metres tall.My eyes are black.I have long red hair.My favourite colour is blue.My favourite clothes are dresses.I feel happy every day because I have many friends.They look different,but they are very kind to me.Jenny has short blond hair.Her eyes are b... | [
"Yes,it isn't.",
"No,it isn't.",
"Yes,it is.",
"No,it is."
] | null | A | |
mmlu_stem | mmlu_stem_18155 | The surface of a heated metal object measures 120°C. It is dropped into a bucket filled with water measuring 10°C. Which of the following is most likely to occur? | [
"Both the water and metal will adjust to the same temperature below 10°C.",
"The water and metal will adjust to different temperatures above 120°C.",
"The water will remain the same temperature, but the metal will cool to 10°C.",
"The water and metal will adjust to the same temperature between 10°C and 120°C.... | null | D | |
mmlu_stem | mmlu_stem_9521 | Space tourism might be the dream of many people on the planet, but a journey to space is not is not as easy as simply buying some tickets at a travel search engine;it is only reserved for the privileged few that can afford the cost.. One of the options that impressed me most is the one offered by a company called Space... | [
"Space tourism-- a dream made reality?",
"Are you ready for space tourism?",
"How to participate in a space tourism program.",
"Why only a few privileged persons can afford space trips."
] | null | A | |
mmlu_stem | mmlu_stem_7599 | Can you imagine traveling to work in a one - man submarine? Some scientists believe that some day one - man submarines will be as many as automobiles are today.A famous French driver says, "One day soon, men will walk on the ocean floor as they do on the street!" Perhaps during your lifetime people will travel, and liv... | [
"The scientists have not solved the problem of weightlessness underwater.",
"The scientists have solved the problem of weightlessness when man live in space.",
"Some scientists believe that ocean living will benefit man in no more than physical ways.",
"Sea has plenty of space only for floating living buildin... | null | A | |
mmlu_stem | mmlu_stem_16354 | When someone says extinct animals, you may think about dinosaurs . But now many other animals are becoming less and less in number. These animals might disappear from the earth very soon. Take a look at the following animals. They are all in danger. The African Elephant The African elephant is a clever animal. It has ... | [
"A tadpole shrimp can live for 100 years.",
"The number of some animals are becoming smaller and smaller.",
"All the animals in the world are in danger of extinction",
"African elephants have nowhere to live."
] | null | B | |
mmlu_stem | mmlu_stem_5797 | For centuries, medical pioneers have refined a variety of methods and medicines to treat sickness, injury, and disability, enabling people to live longer and healthier lives. "A salamander (a small lizard-like animal) can grow back its leg. Why can't a human do the same?" asked Peruvian-born surgeon Dr. Anthony Atala i... | [
"Donated cells, tissues and organs.",
"Rejected cells, tissues and organs.",
"Cells, tissues and organs of one's own.",
"Cells, tissues and organs made of steel."
] | null | C | |
mmlu_stem | mmlu_stem_19192 | A thermal insulator between a stove and a pan would make the pan get hot | [
"slower",
"immediately",
"same speed",
"faster"
] | null | A | |
mmlu_stem | mmlu_stem_15965 | For a long time, humans have used technology to study the world around us, and Mars is the latest place we're using machines to explore. Besides the earth, the "red planet" is seen, as the one place in our solar system most likely to have life. Early last month, the first American robot, Spirit, landed on Mars withou... | [
"they can surely find life on Mars",
"there may be life on Mars",
"it's too late for them to explore Mars now",
"Mars is the only planet that has life on it"
] | null | B | |
mmlu_stem | mmlu_stem_15684 | Today was not a good day. Everything went wrong. First, I slept late and Mom shouted at me to wake up. When I went to the kitchen for breakfast, there was no cereal. I decided to have some toast instead, but I burned it. I had to eat it anyway because there was no more bread. The juice bottle was empty, so I had a glas... | [
"Four",
"Five",
"Seven",
"Ten"
] | null | D | |
mmlu_stem | mmlu_stem_11059 | In an ideal world,people would not test medicines on animals. Such experiments are stressful and sometimes painful for animals,and expensive and timeconsuming for people. Yet animal experimentation is still needed to help bridge vast gaps in medical knowledge. That is why there are some 50 to 100 million animals used i... | [
"They are not made known to the public.",
"They are made into teaching materials.",
"They are collected for future publication.",
"They are not removed from the research topic list."
] | null | A | |
mmlu_stem | mmlu_stem_2052 | A dog opens its mouth and lets its tongue hang out. A human's body produces sweat. These are two ways that organisms may adjust to | [
"cold temperatures",
"hot temperatures",
"a shortage of food",
"a shortage of drinking water"
] | null | B | |
mmlu_stem | mmlu_stem_15326 | Who is reading your blogs or checking out your information online? Two reports show that surfing the Internet and sending personal information to people you do not know could be a problem. Most sites give users their own webspace where they can write their diaries or post their pictures. The sites encourage users to ge... | [
"By using spyware.",
"By not going online.",
"By getting others into trouble.",
"By being happy."
] | null | A | |
mmlu_stem | mmlu_stem_4811 | Four hundred years ago, an Italian scientist named Galileo Galilei became the first person to see the craters on the moon. Galileo was one of the first people to use a telescope to study the sky. Since then, telescopes have become the most important tool used by astronomers. Scientists never stop finding new ways to m... | [
"one telescope often takes unclear pictures",
"one telescope may provide incorrect information",
"information from just one telescope is usually incorrect",
"no information is allowed to be identified based on single information"
] | null | B | |
mmlu_stem | mmlu_stem_9925 | Even with the multimedia excitement of the web. Electronic Mail, email, is the most frequently used application of the Internet. Many people who have a chance to use the Internet at school, home, and work. They use the Internet for no other purposes than to send or receive emails. It's all very easy. You prepare the me... | [
"email is the only application of the internet",
"if you want to send and receive emails, all you have to do is to log onto the Internet.",
"many people use the Internet only for the purpose of sending and receiving email",
"you can send emails to friends and coworkers but you can't make communication between... | null | C | |
mmlu_stem | mmlu_stem_7236 | Goats are amazing animals. They can survive just about anywhere. Altogether there are nine species of goats in the world. Goats have more uses than you could ever imagine. Goat's meat can be eaten and goat's milk is becoming popular as a healthy choice to drink milk. Goat's milk is easier to take in than cow's milk and... | [
"Curious and clever.",
"Unfriendly and naughty.",
"Careful and lazy.",
"Stubborn and quiet."
] | null | A | |
mmlu_stem | mmlu_stem_8902 | As I was busy working on my work plan in my bedroom, I could hear my four children playing upstairs. Suddenly, I heard the children running down the stairs and shouting, "Freddie, Freddie." _ My three-year old son Freddie was lying on his side on the ground. I cried for my husband Simon to dial 999 and within minutes t... | [
"the author's son finally opened his eyes.",
"the situation of the author's son suddenly worsened",
"the author's son was finally out of danger",
"the author's son did not need any more surgery"
] | null | B | |
mmlu_stem | mmlu_stem_13311 | If your pen broke at school today,what would you do?You would go to a shop and buy a new one.What if you could simply print out a real,working pen with your 3-D printer without leaving your room? The 3-D printer has been used to make many different things.People have made cups cars and even an airplane with it. Doctors... | [
"The normal printer can build 3-D objects you want.",
"No nervous systems are printed out in 3-D form.",
"The 3-D printing can be cheaper and faster in the future.",
"There will be no drawbacks to the 3-D printing in the future."
] | null | C | |
mmlu_stem | mmlu_stem_19910 | a force acting on an object in the opposite direction that the object is moving can cause that object 's speed to decrease in what motion? | [
"frontward",
"backward",
"downward",
"upward"
] | null | A | |
mmlu_stem | mmlu_stem_10261 | An extinct mountain goat that was once common in the Pyrenees became the first animal to be brought back from extinction. Researchers used frozen DNA to produce a clone, but the newborn kid died within minutes of birth due to breathing difficulties. The Pyrenean ibex is a type of mountain goat,which is believed to have... | [
"Great advancement in cloning goats.",
"Difficulties in saving extinct animals.",
"Public concerns about cloning.",
"Cloning brought back an extinct species for a while."
] | null | D | |
mmlu_stem | mmlu_stem_3212 | Japanese doctors have used thin sheets of tissue from people's cheeks repair damaged corneas . A team from Osaka University transplanted thin layers of cheek cells onto the eyes of four patients with a rare and painful eye condition,reports BBC online. Patients whose vision had been cloudy could see well afterwards,and... | [
"by using mouth tissue",
"by taking cells from a healthy eye and growing them in a dish",
"by transplant corneas from another person",
"by using finger tissue"
] | null | D | |
mmlu_stem | mmlu_stem_6089 | When Rikke Dausen in prefix = st1 /Denmarkgoes to get some milk from the fridge, she has trouble getting past the refrigerator door. But it's not because of any physical obstruction. It's usually because the PC monitor in her refrigerator's door has informed her that a new email message has arrived. Rikke and he... | [
"she is not satisfied with the Screenfridge",
"she wishes she could continue to use the Screenfridge",
"she is sorry she has to download her email in the basement",
"she doubts whether she can really depend on the Screenfridge"
] | null | B | |
mmlu_stem | mmlu_stem_22368 | Which would a strawberry most rely on to ensure it gets planted? | [
"a fish",
"a canary",
"a penguin",
"a tiger"
] | null | B | |
mmlu_stem | mmlu_stem_6513 | If you have ever been rock climbing, you will know that it is not a very easy sport. In fact, you probably felt quite defeated when you first tried to do any serious climbing. Indoor and outdoor rock climbing are both extremely demanding and require practice to get good at. It is one of the most physically and mentally... | [
"takes a rope",
"has a partner",
"has three points touching the wall",
"uses feet more often"
] | null | C | |
mmlu_stem | mmlu_stem_6872 | It was a very hot summer morning but inside the Pyramid it was quite cool. Tom and his classmates had just walked into the Pyramid and were very surprised to see what it was like. They went to the Queen's Room. They saw a passage .At the end of it there was a small room. They were told that they couldn't go into that r... | [
"found the secret",
"couldn't be seen",
"cried loudly",
"closed the door"
] | null | B | |
mmlu_stem | mmlu_stem_8252 | "Children should not be left unsupervised to play with a dog." say experts in this week's British Medical Journal. Their advice is part of a review aimed at doctors who deal with dog bites. "Dog bites and maulings are a worldwide problem, particularly in children." write Marina Morgan and John Palmer. Every year 250,... | [
"It's necessary to teach children how to raise dogs.",
"Children should be taught not to play with dogs.",
"All the dog owners would like to attend classes on caring for dogs.",
"Some dog owners would like children to be left unsupervised with a dog."
] | null | D | |
mmlu_stem | mmlu_stem_15485 | There is a student from China in our class. He is very good at his lessons, but he is also very shy. He doesn't talk too much with us because he thinks that there are so many differences. When he came into our classroom for the first time, he was so frightened that he cried out. That's because of our appearances. For... | [
"Three.",
"Four.",
"Five.",
"Six."
] | null | C | |
mmlu_stem | mmlu_stem_14305 | Today people are paying more and more attention to improving their health through sports and exercise. But some of them have some wrong ideas about it. A plate of chicken is a good meal before games because it has much energy. In fact, the best meal before games should have carbohydrates . Foods like potatoes, bread, b... | [
"exercise your arms every day",
"eat enough chicken",
"get enough male hormone",
"exercise your arms hard but rest for some time"
] | null | D | |
mmlu_stem | mmlu_stem_17006 | QQ is one of the most popular chat tools among teenagers .We regard it as an important chat tool in our daily life because it has some advantages . First, we can make lots of e-friends on QQ.It is easy to find the person who has the same interest as us ,and we can talk with him or her happily .Second ,we can also join ... | [
"game",
"chat tool",
"book",
"TV program"
] | null | B | |
mmlu_stem | mmlu_stem_11724 | Elephants have four distinct personalities that help their herd survive in the African bush, scientists have found. With their grey skin, mournful eyes and slow heavy pace, you could be forgiven for thinking elephants are uniformly melancholy creatures. But scientists have now discovered the largest living land animal... | [
"the researchers reached their conclusion by analyzing the data",
"the research centered on the 26 types of behavior of the matriarch",
"the scientists conducted the research by comparing elephants with other animals",
"professor Phyllis Lee and her colleague spent nearly 38 years tracking the herd"
] | null | A | |
mmlu_stem | mmlu_stem_18200 | In some communities, forests are cleared through burning, and the deforested land is used for farming. Which of these is a negative consequence of this practice? | [
"decreased plant and animal diversity",
"increased availability of soil nutrients",
"greater access to water for plants and animals",
"less sunlight reaching the ground"
] | null | A | |
mmlu_stem | mmlu_stem_21788 | a man drives away from his dog, and the dog progressively got smaller in the rear view mirror. what was happening? | [
"the dog was evaporating",
"the distance between them remained same",
"the distance between them was going down",
"the distance between them was going up"
] | null | D | |
mmlu_stem | mmlu_stem_22406 | What object would absorb the most solar energy? | [
"white paper",
"mirrors",
"coal",
"water"
] | null | C | |
mmlu_stem | mmlu_stem_21600 | A battery that is placed in vinegar will cause the vinegar to | [
"be a good chemical copy",
"have new chemical properties",
"be safe to drink",
"attract groups of deer"
] | null | B | |
mmlu_stem | mmlu_stem_15970 | We humans can play the piano . of course we play the piano with our ten fingers . But Teotronica can play with its 19 fingers . Teotronica is not a human . It is a robot . It is a special robot which can play the piano like humans . Nattei Suzzi is the inventor of Teotronica . Matteo Suzzi comes from Italy and he is mo... | [
"Two years .",
"Three years .",
"Five years .",
"Four years ."
] | null | D | |
mmlu_stem | mmlu_stem_5805 | "I see you've got a bit of water on your coat," said the man at the petrol station. "Is it raining out there?""No, it's pretty nice," I replied, checking my sleeve. "Oh, right. A pony bit me earlier." As it happened, the bite was virtually painless: more the kind of small bite you might get from a naughty child. The p... | [
"to feed baby ponies on milk",
"to control the number of ponies",
"to expand the habitat for ponies",
"to sell the ponies at a good price"
] | null | B | |
mmlu_stem | mmlu_stem_9297 | Songs that make our hearts happy can make them stronger too, US researchers reported on Tuesday. They found that when people listened to their favorite music, their blood vessels _ in much the same way as when they are laughing, or taking blood medications. "We have a pretty impressive effect," said Dr Michael Mille... | [
"A scientific journal .",
"A school textbook.",
"A medical brochure .",
"A local newspaper."
] | null | D | |
mmlu_stem | mmlu_stem_1629 | Once upon a time there was a boy monster named Jerry who lived in a train car at the railroad tracks. He had lived there all his life. Jerry's mother was named Marge, and she was 36. Marge raised Jerry at the railroad tracks because she wanted to keep him safe. She was afraid of the people who lived in the town nearby.... | [
"11",
"2",
"36",
"100"
] | null | A | |
mmlu_stem | mmlu_stem_18553 | Which human organ system produces sperm or egg cells? | [
"digestive system",
"nervous system",
"respiratory system",
"reproductive system"
] | null | D | |
mmlu_stem | mmlu_stem_17099 | Last month I had a health problem and had to see a doctor. After examining me, The doctor said to me, "The result isn't too bad ." But you must excise often and have healthy food every day. In fact, I'm a lazy person. I never get up early to exercise. And I often have junk food because I like it. In order to be healt... | [
"Once a week.",
"Twice a week.",
"Twice a month.",
"Three times a month."
] | null | B | |
mmlu_stem | mmlu_stem_2884 | Discover News magazine of science devoted to the wonders and stories of modern science, written for the 41-45 ADBCA Cover Price: $59.88 Price: $19.95 ($1.66/issue) You Save : $39.93 (67%) Issues : 12 issues/12 months Self Published by Conde Nast Publications Inc., Selfis a handbook devoted to women's overall physical a... | [
"In Style",
"Wired",
"Discover",
"Self"
] | null | B | |
mmlu_stem | mmlu_stem_12762 | Do you know why people look the way they look? What inside our bodies makes us grow in a certain way? The answer is DNA. It was first discovered by a young Swiss doctor in 1868. DNA is like a computer program for your body. Almost every cell in your body includes DNA. The way DNA in the cell decides why you are the wa... | [
"A Swiss scientist",
"A Swiss doctor",
"A young student",
"A Swiss worker"
] | null | B | |
mmlu_stem | mmlu_stem_7347 | Where do dogs come from? Gray wolves are their ancestors. Scientists are pretty consistent about that. And researchers have suggested that dogs' origins can date back to Europe, the Near East, Siberia and South China. Central Asia is the newest and best candidate, according to a large study of dogs from around the worl... | [
"found the study based on many different dogs and the sample dogs' remote locations",
"saw the number of street dogs from fossilized bones",
"watched the geographic breadth of the sampled dogs",
"praised his teammates for their hard work on the dogs"
] | null | A | |
mmlu_stem | mmlu_stem_102 | A 72 W navigation unit on a commercial aircraft has a 24 V power supply and uses 3 A of electric current. What is the electrical resistance of the navigation unit? | [
"4 ohms",
"8 ohms",
"13 ohms",
"22 ohms"
] | null | B | |
mmlu_stem | mmlu_stem_20087 | 365 solar cycles is equivalent to | [
"4 full moon cycles",
"2 years in deep space",
"a trip to the moon and back",
"one trip around the sun"
] | null | D | |
mmlu_stem | mmlu_stem_12682 | Spring is an inviting season for outdoor activities. But be careful--the warm weather is also a hotbed for viruses and disease. This March, the influenza A(H7N9) virus hit Shanghai, Anhui, Jiangsu and Zhejiang. It was reported that by April 11 at least 35 people had been infected with the H7N9 virus, and nine of th... | [
"It is the H7N9 virus.",
"It is the H5N1 virus.",
"It is the H1N1 virus.",
"It is A H7 virus."
] | null | A | |
mmlu_stem | mmlu_stem_14294 | Some people don't like the number 13. They don't think 13 is a _ or good number. For example , they don't like to live on the 13th floor . My friend Mary is one of them. She asks some friends to her home. All of her friends get to her home. They sit at the table. Then Mary counts, "One, two, three ...oh, my God! There... | [
"In the morning.",
"In the afternoon.",
"In the evening.",
"At night."
] | null | C | |
mmlu_stem | mmlu_stem_2150 | Where will a sidewalk feel hottest on a warm, clear day? | [
"Under a picnic table",
"In direct sunlight",
"Under a puddle",
"In the shade"
] | null | B | |
mmlu_stem | mmlu_stem_2321 | There was great excitement on the planet of Venus . Venusian scientists managed to land a satellite on the planet Earth, and it has been sending back signals as well as photographs ever since. The satellite was directed into an area known as Manhattan, named after the great Venusian astronomer Professor. Manhattan, w... | [
"they need it in their way to the planet of Earth",
"the Earth's atmosphere is filled with deadly gases",
"there is a low level of oxygen for Venusians",
"there is no air on the planet of Earth"
] | null | B | |
mmlu_stem | mmlu_stem_19804 | which of these places would most likely sustain a growing plant? | [
"the ceramic tile in a kitchen",
"a water body front",
"the top of a mountain",
"the bottom of a clay pit"
] | null | B | |
mmlu_stem | mmlu_stem_16147 | Jim is a basketball fan. He is very good at playing basketball. Jack is his favorite basketball player. Jim is in the school basketball team. Every Friday afternoon, he plays basketball with other members after class. In the team, Jim's best friend is Mike. He is also good at playing basketball. Jim's sister Mary loves... | [
"volleyball",
"basketball",
"football",
"swimming"
] | null | B | |
mmlu_stem | mmlu_stem_5736 | I was born an albino.No one in my family had ever known what an albino was,what it meant to be an albino,and what had to be done differently because I was an albino. My parents treated me just like they treated everybody else.That was just about the best thing they could have done.It helped me trust myself,so when the... | [
"Someone with bad eyesight.",
"Someone with some kind of disease.",
"Someone who looks older than his age.",
"Someone who joins the circus."
] | null | B | |
mmlu_stem | mmlu_stem_21520 | What gives off light? | [
"scorching logs",
"dirt",
"water",
"fire drills"
] | null | A | |
mmlu_stem | mmlu_stem_13905 | Stop. Listen! What do you hear? You may hear many different sounds. Some of those sounds may be noise. Noise is a loud or unwanted sound. Noise can be caused by many kinds of machines, such as motorcycles, jet planes and farm tractors . Rock music is also noise. What happens to people who live near noisy machines or us... | [
"help people to sleep better",
"stop machines",
"cause a loss of hearing",
"kill people"
] | null | C | |
mmlu_stem | mmlu_stem_5621 | Using tablet computers like Apple's iPad and Samsung's Galaxy Note just before bed can lead to a poor night's sleep, according to research. More and more people are taking their tablets to bed with them to surf the web, check Facebook or email before switching off the light. But researchers are warning that the blueis... | [
"Orange and red light does no good to a good night's sleep.",
"Our brains recognize orange or red light in tone as a cue that the day is ending.",
"The less melatonin our body produces, the easier we fall asleep.",
"Too much late night screen time leads to more than sleep problem."
] | null | D | |
mmlu_stem | mmlu_stem_2442 | Life on-line can be a much richer experience when you aren't restricted to just written words and still pictures.Even if you're new to the Net,you've probably heard about multimedia on-line--listening to audio,watching animations and videos,even playing in three-dimensional space.Sound and movement make information com... | [
"We have to buy it from the developer.",
"We have to borrow it from the developer.",
"We have to rent it from the developer.",
"We can obtain from the developer without paying."
] | null | D |
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