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a byproduct of an open flame is
[ "cooking", "warmth", "cold", "light" ]
B
MMLU_train
In addition to glucose, what gas is used during cellular respiration?
[ "oxygen", "methane", "hydrogen", "nitrogen" ]
A
Cellular respiration uses oxygen in addition to glucose. It releases carbon dioxide and water as waste products. Cellular respiration actually "burns" glucose for energy. However, it doesn't produce light or intense heat like burning a candle or log. Instead, it releases the energy slowly, in many small steps. The ener...
SCiQ_train
Helena investigates how enzymes are important to body processes. How is the role of enzymes in biochemical activity best explained?
[ "Enzymes work at all pH levels.", "Enzymes decrease the rate of metabolism.", "Enzymes enable reactions to occur at lower temperatures.", "Enzymes raise the activation energy needed for a reaction." ]
C
MMLU_train
a, b are positive integers. The remainder of a to be divided by 5 is 4 and the remainder of b to be divided by 3 is 1 Which is possible to be the remainder of a*b to be divided by 24
[ "a) 2", "b) 4", "e) 20", "d) 12" ]
B
Two ways to do it... a=5x+4.. b=3y+1. 1) convenient way.. Take x and y as 0, and you will get a*b as 4*1=4 Answer : B
AquaRat_train
What is the remainder when 7^74 - 5^74 is divided by 12?
[ "2", "3", "0", "1" ]
C
easiest way for me: 7^74 - 5^74 = (49)^37-25^37 = (12*4+1)^37 - (12*2+1)^37 -> remainder is 1^37 - 1^37 = 0 Ans : B
AquaRat_train
The mars rover collected round clumps of crystals that, on earth, usually form in what?
[ "water", "volcanoes", "rocks", "air" ]
A
The ice ages were very recent as Earth history goes. The animals are familiar, but they're still very different from modern ones. For one thing, most of them were huge. A small surface area-to-volume ratio is better for keeping warm (less surface to lose heat from). Although the dominant animals were mammals, the Pleis...
SCiQ_train
For two organisms to be classified as the same species, they must produce offspring that are
[ "fertile.", "adaptable.", "alive at birth.", "identical to the parents." ]
A
MMLU_train
What occurs when spores from two parents fuse and form a zygospore?
[ "twins", "asexual reproduction", "internal reproduction", "sexual reproduction" ]
D
The majority of fungi can reproduce both asexually and sexually. This allows them to adjust to conditions in the environment. Yeast reproduce asexually by budding. Other fungi reproduce asexually by producing spores. Sexual reproduction occurs when spores from two parents fuse and form a zygospore.
SCiQ_train
Some people think that they will get ill if they use their brains too much. It is not true. Through many researches, scientists show us that the more you use your brains, the better they will be, and the wiser you will become. Of course, if you want to keep your mind clear and be energetic , you must take a proper re...
[ "Sleep is a kind of good rest.", "Doing morning exercises is a peaceful rest.", "Going out for a rest is an active rest.", "Different activities are a good rest." ]
B
MMLU_train
A student got 74% in math and 84% in history. To get an overall average of 75%, how much should the student get in the third subject?
[ "61%", "67%", "63%", "69%" ]
B
74 + 84 + x = 3*75 x = 67 The answer is D.
AquaRat_train
Which item would a magnet attract?
[ "iron nail", "wool cloth", "wooden stick", "glass marble" ]
A
MMLU_train
Over a long period of time, a rocky volcanic island that previously did not support any form of life got transformed into a dense forested region. Which of these species is most likely to have been the pioneer species that initiated this transformation?
[ "ferns", "grasses", "lichens", "mushrooms" ]
C
MMLU_train
What is the change in a species over time?
[ "evolution", "transformation", "phenomenon", "variation" ]
A
Scientists do the same thing when they classify , or put into categories, living things. Scientists classify organisms not only by their physical features, but also by how closely related they are. Lions and tigers look like each other more than they look like bears, but are lions and tigers related? Evolutionarily spe...
SCiQ_train
A foot uses force on spheres in
[ "baseball", "kickball", "golf", "hockey" ]
B
MMLU_train
Regularly performing weight-bearing exercise can reduce the risk of what condition that affects bones?
[ "psoriasis", "arthritis", "osteoporosis", "marrow deficiency" ]
C
Regular weight-bearing exercise can reduce the risk of osteoporosis. Apply lesson concepts to explain why.
SCiQ_train
Due to construction, the speed limit along an 8-mile section of highway is reduced from 55 miles per hour to 35 miles per hour. Approximately how many minutes more will it take to travel along this section of highway at the new speed limit than it would have taken at the old speed limit ?
[ "5", "8", "15", "10" ]
A
Let t1 is time taken @ 55 mph t1 = 8/55 Let t2 is time taken @ 35 mph t2 = 8/35 Difference in time = 8/35 - 8/55 = 8 * 20 / (35 * 55) hr = 160 * 60 / (35 * 55) mins = 4.7 = 5 (approx) mins ANSWER:A
AquaRat_train
Loss of what eventually threatens other species not impacted directly, because of their interconnectedness; as species disappear from an ecosystem others are threatened by changes in available resources?
[ "biodiversity", "oxygen", "climate", "technology" ]
A
Community Dynamics Community dynamics are the changes in community structure and composition over time. Sometimes these changes are induced by environmental disturbances such as volcanoes, earthquakes, storms, fires, and climate change. Communities with a stable structure are said to be at equilibrium. Following a dist...
SCiQ_train
The largest body in our solar system is
[ "Earth.", "the Sun.", "Jupiter.", "the Moon." ]
B
MMLU_train
I have an American friend.Her name is Lily.This is a picture of her new school.Look! There are six floors in the teaching building.There are fifteen classrooms on every floor.In the school,there are 3,200 students and 300 teachers.The teachers' offices are behind the classrooms.The dining hall is next to the teaching b...
[ "It's behind the classrooms.", "It's next to the offices.", "It's in front of the dining hall.", "It's behind the dining hall." ]
C
MMLU_train
What is the most accurate statement?
[ "without global warming, most days would be hotter", "without underground water reservoirs, most days would be hotter", "without the Sun, most days would be hotter", "without the ocean, most days would be hotter" ]
D
MMLU_train
A wheel rotates 10 times every minute and moves 30 cm during each rotation. How many metres does the wheel move in two hour?
[ "12 metre", "360 metre", "876 metre", "6 metre" ]
B
Expl : Number of times wheel moves in 1 hour = 10 * 120 = 1200 :. Distance moves = (1200 *30) cms = 36000 cms In metres = 360 metre Answer: E
AquaRat_train
From the integer n, if n*n*n is odd, then what is true from below options?
[ "n*n is odd", "n is even", "n is odd and n*n is even", "n*n is even" ]
C
n is odd and n*n is even Option A
AquaRat_train
Hydrocarbons are combined with oxygen in a series of enzymatic steps to product water, carbon dioxide, and energy, which is stored in the form of what?
[ "light", "reactive molecules", "energy", "dormant molecules" ]
B
The process of cellular respiration can be thought of as a highly controlled version of a combustion reaction. We do not literally burn hydrocarbons in our body, but the overall reactants and products are the same. Hydrocarbons, such as sucrose (C 12 H 22 O 11 ), are combined with oxygen in a series of enzymatic steps ...
SCiQ_train
Hello, boys and girls! My name is Paul. I'm 14. Tommy is my brother. He is 15. I have two good friends, Peter and Barry. Peter is 13 and Barry is 12. We all like playing sports. Peter's _ sport is baseball. He plays baseball every day. He has 9 baseballs and 6 baseball bats. Barry likes ping-pong. He has 10 ping-pong b...
[ "Peter only likes baseball.", "Barry has five ping-pong bats.", "Tommy can not watch TV every day.", "Paul likes playing sports." ]
A
MMLU_train
Better think twice before choosing a password for e-mail, online bank or shopping. Simple passwords are easy to be stolen . A password is like a key to your home. If someone steals it, he'll get chances to steal something else. We use passwords everywhere in our life. We are so used to passwords that we don't pay any ...
[ "123456", "ZXCVBN", "wy64*0Mv", "I hate you" ]
C
MMLU_train
All waves are the way energy travels through what?
[ "vacuums", "time", "space", "matter" ]
D
All waves are the way energy travels through matter. Ocean waves are energy traveling through water. They form when wind blows over the surface of the ocean. Wind energy is transferred to the sea surface. Then, the energy is carried through the water by the waves. Figure below shows ocean waves crashing against rocks o...
SCiQ_train
A Swedish man was dug out alive after being snowed in his car on a forest track for two months with no food, police and local media reported on Saturday. The 45-year-old from southern Sweden was found on Friday, February17, too weak to say more than a few words. He was found not far from the city of Umea in the north ...
[ "he was only forty-five year old", "he did not use any energy", "he slept in the sleeping bag", "he was in a dormant-like state" ]
D
MMLU_train
The enzymes that participate in fatty acid catabolism are located in what?
[ "mitochondria", "carbohydrates", "atoms", "nucleus" ]
A
Like glucose, the fatty acids released in the digestion of triglycerides and other lipids are broken down in a series of sequential reactions accompanied by the gradual release of usable energy. Some of these reactions are oxidative and require nicotinamide adenine dinucleotide (NAD+) and flavin adenine dinucleotide (F...
SCiQ_train
A pulley is a simple machine that consists of a grooved wheel and?
[ "a lever", "a battery", "a wedge", "a rope" ]
D
Another simple machine that uses a wheel is the pulley. A pulley is a simple machine that consists of a rope and grooved wheel. The rope fits into the groove in the wheel, and pulling on the rope turns the wheel. Figure below shows two common uses of pulleys.
SCiQ_train
We spend lots of our lives in the school, getting knowledge, developing ourselves and growing up. It is so important that the school provides a pleasant environment. So all the students must do the following: In the Classrooms All classes must have a duty book. Classrooms must be clean and tidy. Waste paper baskets sho...
[ "keep them wet all the time", "use paper provided by themselves", "leave some money for it", "clean them and wash their hands" ]
D
MMLU_train
|x+3| – |4-x| = |9+x| How many solutions will this equation have?
[ "0", "4", "1", "3" ]
C
You have |x+3| - |4-x| = |8+x| First, look at the three values independently of their absolute value sign, in other words: |x+3| - |4-x| = |8+x| (x+3) - (4-x) = (8+x) Now, you're looking at x < - 8, so x is a number less than -8. Let's pretend x = -10 here to make things a bit easier to understand. when x=-10 I.) (x+3)...
AquaRat_train
In a time when a dangerous number of people are overweight, many people seem to have forgotten the most important way to keep healthy and slim---exercise. And as a new study carried out on mice in the lab has shown, exercise done early in life can reward you in your adult years. A team of researchers at the University ...
[ "One day", "One week", "One month", "Nine months" ]
B
MMLU_train
A boat can move upstream at 50 kmph and downstream at 20 kmph, then the speed of the current is?
[ "5", "5", "15", "12" ]
C
US = 50 DS = 20 M = (50- 20)/2 = 15 Answer: D
AquaRat_train
A marketing company devised a methodology of spreading its message through one another. One person can tell it to 3 persons in 4 minutes and these three persons tell the other three persons each in further 4 minutes and the process continues so on. How many minutes will it take to spread the message to 2187 persons.
[ "32 minutes", "29 minutes", "28 minutes", "48 minutes" ]
C
according to the given condition 3^1 + 3^2 + 3^3 + ........ = 2187 or 3(3^x - 1)/(3-1) = 2187 or 3(3^x - 1)/2 = 2187 or 3^x - 1 = 2187*2/3 = 4374/3 = 1458 or 3^x = 1459 so x = 6 to 7 so total time taken = (6to7)*4 = 24 to 28 min but if we take only the last step persons then 3^x = 2187 so x = 7 so time = 7*4 = 28 min A...
AquaRat_train
In a room at Texas Children Cancer Center in Houston, eight-year-old Simran Jatar lay in bed with a drip above her to fight her bone cancer. Over her bald head, she wore a pink hat that matched her clothes. But the third grader's cheery dressing didn't mask her pain and weary eyes. Then a visitor showed up. "Do you...
[ "most of her hair had fallen out", "she was receiving treatment for cancer", "she felt depressed and quit from school", "she was suffering from a pain in her back" ]
B
MMLU_train
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...
[ "have found out that it is warm and wet on Mars", "were sent to Mars to find some stones", "were the first two American robots that landed on Mars", "are the only machines that have landed on Mars so far" ]
C
MMLU_train
Which sense is used to determine an object's texture?
[ "hearing", "smell", "taste", "touch" ]
D
MMLU_train
A thing which has something firmly raked over it may
[ "lose a pebble", "be built up", "lose a portion", "grow larger" ]
C
MMLU_train
For pet owners, the hundreds of pet food recalls taking place each year has raised a lot of alarm. "Most people are caring pet owners, and they want to do what helps protect their pet," explains Will Post, founder and CEO, Hound & Gatos Pet Foods Corporation. "Yet the problem is that most are not sure what that means a...
[ "Where the ingredients come from.", "Whether the company has good reputation.", "Whether the food supply enough nutrients.", "Whether most people choose the food." ]
A
MMLU_train
If the area of a circle decreases by 25%, then the radius of a circle decreases by
[ "18%", "36%", "None of these", "13%" ]
D
If area of a circle decreased by x % then the radius of a circle decreases by (100−10√100−x)%=(100−10√100−25)% = (100−10√75)% = 100 - 87 = 13% Answer A
AquaRat_train
Like bacteria, archaea can have what to assist with movement?
[ "antennae", "cilia", "flagella", "sporangia" ]
C
Like bacteria, archaea can have flagella to assist with movement.
SCiQ_train
A cylindrical can has a radius of 4 centimeters and a height of 24 centimeters. What is the area, in square centimeters, of a rectangular label that completely covers the curved surface of the can without over-lapping?
[ "192 pi", "96 pi", "16 pi", "576 pi" ]
A
They are asking the lateral surface area of the cylinder. the Lateral surface area = 2* pi * r *h = 2*pi*4*24=192 pi Answer is D.
AquaRat_train
if the temperature gauge on a dashboard goes up while vehicle is motion, what could be responsible?
[ "the snow falling outside", "the rubbing of the mechanical parts", "the car sales man", "the anger of the driver" ]
B
MMLU_train
Bacteria are like eukaryotic cells in that they have cytoplasm, ribosomes, and a?
[ "brain", "cell wall", "plasma membrane", "chloroplast" ]
C
Bacteria are like eukaryotic cells in that they have cytoplasm, ribosomes, and a plasma membrane.
SCiQ_train
China started late in network technologies and has lagged behind for years. With the rapid development of wireless technologies, the concept of the Fifth Generation (5G) mobile communication system started to emerge . Although the development of 5G network technology in the international community is still in the resea...
[ "Negative.", "Positive.", "Unknown.", "Neutral." ]
B
MMLU_train
If 40 honey bees make 40 grams of honey in 40 days, then 1 honey bee will make 1 gram of honey in how many days?
[ "3.5", "40", "30", "49" ]
B
Explanation : Let the required number days be x. Less honey bees, More days (Indirect Proportion) Less honey, Less days (Direct Proportion) Honey bees 1 : 40 :: 40 : x Honey 40 : 1 => 1 x 40 x x = 40 x 1 x 40 => x = 40. Answer : C
AquaRat_train
Do your spirits soar on a sunny day? Do you relax at the sound of flowing water? Some scientists suggest that these contacts with nature are good for your health. In one study, hospital patients with a view of trees had shorter hospital stays and less need for pain medications. Another study indicated that prisoners ...
[ "Go hiking with your family.", "Let nature nurture you.", "Visit your doctor less.", "Watch the trees more often." ]
B
MMLU_train
A cute invention was revealed this month at the International Robot Exhibition (IREX) in Tokyo. It's called Jukusui-Kun ("deep sleep" in Japanese) ---a robotic pillow in the shape of a polar bear. The pillow is in fact a serious technological innovation hidden under a cute cover. It was developed by a group of scientis...
[ "It's comfortable to sleep on.", "It stops people snoring by waking them up.", "It's the first machine made to deal with snoring.", "It uses a monitor to detect the loudness of the snoring." ]
C
MMLU_train
What are the contacts between neurons called?
[ "impulses", "electrodes", "neurapses", "synapses" ]
D
12.5 Communication Between Neurons The basis of the electrical signal within a neuron is the action potential that propagates down the axon. For a neuron to generate an action potential, it needs to receive input from another source, either another neuron or a sensory stimulus. That input will result in opening ion cha...
SCiQ_train
The enzyme pepsin works only in the presence of what?
[ "carbohydrates", "acid", "sodium", "oxygen" ]
B
The enzyme pepsin works only in the presence of acid. A strong acid is secreted into the stomach. It provides the acid that pepsin needs. You will learn about acids in the next chapter, "Chemistry of Solutions. " Vinegar and lemon juice are two common acids.
SCiQ_train
Do you want to make friends with a special man? Here is some information about him. He is quiet and shy. He likes to hide his eyes behind his hair. He doesn't smile very often. However, if you talk to him about music, he'll have a lot to say. This is Jay Chou, the 34-year-old Taiwanese pop king . His fans are so excite...
[ "Thirty-one.", "Thirty-two.", "Thirty-three.", "Thirty-four." ]
D
MMLU_train
A man rides at the rate of 20km/hr. But stops 10minutes to change horses at the end of every 25th kilometer. How long will he take to go a distance of 175 kilometers?
[ "9hr 45min", "8hr 40min", "8 hr 30 min", "6hr 20min" ]
A
speed of man = 20km/hr number of rests = (175/25)-1 = 6 time taken for the man = (175/20)+6*(10/60) = 9 hr 45 min Answer is C
AquaRat_train
What type of doctor specializes in the laboratory detection of disease?
[ "diagnostician", "internist", "pathologist", "infectious disease physician" ]
C
Pathologist A pathologist is a medical doctor or veterinarian who has specialized in the laboratory detection of disease in animals, including humans. These professionals complete medical school education and follow it with an extensive post-graduate residency at a medical center. A pathologist may oversee clinical lab...
SCiQ_train
Once upon a time, there was a wonderful old man who loved everything on the land ---- animals and plants. One day while walking through the woods, the old man found a cocoon of a butterfly. He took it home. A few days later, a small opening appeared; he sat and watched the butterfly for several hours as it struggled to...
[ "the old man broke its wings", "it was too small", "newly born butterflies can't fly", "it came out of its cocoon without enough struggle" ]
D
MMLU_train
What is the sum of the first 15 terms of an A.P whose 11 th and 7 th terms are 5.25 and 3.25 respectively
[ "5.25", "56.25", "60", "None of these" ]
B
a +10d = 5.25, a+6d = 3.25, 4d = 2, d = ½ a +5 = 5.25, a = 0.25 = ¼, s 15 = 15/2 ( 2 * ¼ + 14 * ½ ) = 15/2 (1/2 +14/2 ) = 15/2 *15/2 =225/ 4 = 56.25 ANSWER:A
AquaRat_train
When Lucy and Maria Aylmer tell people they are twins, disbelief is the response. The 18-year-olds from Gloucester, U.K. are two of the five children born to their Caucasian father and "half-Jamaican" mother. While their other siblings (brothers and sisters) have a blend of features from their parents who have diff...
[ "They think it possible.", "They joke about them.", "They find it unbelievable.", "They regard them as lucky dogs." ]
C
MMLU_train
Vascular disorders involve problems with the flow of what?
[ "bacteria", "blood", "mucus", "saliva" ]
B
Vascular disorders involve problems with blood flow. For example, a stroke occurs when a blood clot blocks blood flow to part of the brain. Brain cells die quickly if their oxygen supply is cut off. This may cause paralysis and loss of other normal functions, depending on the part of the brain that is damaged.
SCiQ_train
What determines which type of precipitation falls in the atmosphere?
[ "air density", "air temperature", "moon phase", "time of day" ]
B
Why does it snow instead of rain? Air temperature determines which type of precipitation falls. Rain falls if the air temperature is above freezing (0° C or 32° F). Frozen precipitation falls if the air or ground is below freezing. Frozen precipitation may fall as snow , sleet , or freezing rain . Below, you can see ho...
SCiQ_train
What is the 149th digit to the right of the decimal point in the decimal form of 30/33?
[ "5", "1", "9", "6" ]
C
To solve ,we first have to use some long division.Long division allows us to get 30/33 in decimal form, which is 0.909090… where “90” is repeating. We see that the 1st, 3rd, 5th digit to the right of the decimal point is a 9 and that the 2nd, 4th, 6th digit to the right of the decimal point is a 0. In other words, each...
AquaRat_train
Geysers erupt because what boiling hot substance is trapped beneath their surface?
[ "water", "lava", "oil", "gas" ]
A
Geysers erupt because the water is trapped. The water becomes superheated until finally the pressure builds enough for it to break the seal.
SCiQ_train
Kelly woke up one morning and went outside to her back yard. She was in a hurry because it was Mother's Day and she had to collect flowers before her mom woke up to give to her as a present. She was going to give her mom the biggest, most beautiful bunch of flowers her mother had ever seen. She knew where the best flow...
[ "All of them", "The middle one", "The smallest one", "The big one" ]
D
MMLU_train
What causes oxides to decompose?
[ "precipitation", "acidity", "humidity", "heat" ]
D
Found as a pure element in nature; oxides decompose with heating.
SCiQ_train
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." ]
D
MMLU_train
What orbits an atoms' nucleus?
[ "isotopes", "neutrally charged ions", "positively charged protons", "negatively charged electrons" ]
D
An atom has negatively-charged electrons in orbit around its nucleus.
SCiQ_train
If A lends Rs. 3500 to B at 10% p.a. and B lends the same sum to C at 11.5% p.a., then the gain of B (in Rs.) in a period of 3 years is
[ "Rs. 157.50", "None of these", "Rs. 154.50", "Rs. 155.50" ]
A
Explanation: We need to calculate the profit of B. It will be, SI on the rate B lends - SI on the rate B gets Gain of B=3500×11.5×3/100−3500×10×3/100 =157.50 Option D
AquaRat_train
A radio is used for what?
[ "people contact", "heat", "mail", "food" ]
A
MMLU_train
The time taken by a man to row his boat upstream is twice the time taken by him to row the same distance downstream. If the speed of the boat in still water is 18 kmph, find the speed of the stream?
[ "5 kmph", "7 kmph", "6 kmph", "9 kmph" ]
C
The ratio of the times taken is 2:1. The ratio of the speed of the boat in still water to the speed of the stream = (2+1)/(2-1) = 3/1 = 3:1 Speed of the stream = 18/3 = 6 kmph. Answer: D
AquaRat_train
A mixture of 150 liters of wine and water contains 20% water. How much more water should be added so that water becomes 25% of the new mixture?
[ "19 liters", "10 liters", "17 liters", "18 liters" ]
B
Explanation: Number of liters of water in150 liters of the mixture = 20% of 150 = 20/100 * 150 = 30 liters. P liters of water added to the mixture to make water 25% of the new mixture. Total amount of water becomes (30 + P) and total volume of mixture is (150 + P). (30 + P) = 25/100 * (150 + P) 120 + 4P = 150 + P => P ...
AquaRat_train
The H1Nl virus has been spreading world-wide,it is important for us to know how to control it.Please pay attention to the following points: 1.Don't touch your face.Above all,keep your hands away from your eyes,mouth and nose,all of which serve pathways for the viruses to enter your body. 2.Wash your hands.If you have...
[ "Get though your mouth.", "Get though your nose.", "Get though your eyes.", "All of the above." ]
D
MMLU_train
After the Meyer tree's flowers pedals drop you are left with
[ "a bee sign", "something sweet", "a bird bath", "a party" ]
B
MMLU_train
Right now, Al and Eliot have bank accounts, and Al has more money than Eliot. The difference between their two accounts is 1/10 of the sum of their two accounts. If Al’s account were to increase by 10% and Eliot’s account were to increase by 20%, then Al would have exactly $22 more than Eliot in his account. How much m...
[ "$110", "$260", "$152.3", "$180" ]
C
Lets assume Al have amount A in his bank account and Eliot's bank account got E amount. We can form an equation from the first condition. A-E = 1/10*(A+E) ==> 9A = 11E ------------ (1) Second condition gives two different amounts, Al's amount = 1.1A and Eliot's amount = 1.2E 1.1A = 22 + 1.2E ==> 11A =220 +12E -------(2...
AquaRat_train
What is the largest mineral group, comprising over 90% of earth's crust?
[ "oxides", "silicates", "soils", "carbonates" ]
B
Silicates are the largest mineral group. About 1,000 silicate minerals are known. Silicate minerals are also extremely common. They make up over 90% of Earth's crust!.
SCiQ_train
What living things are considered photoautotrophs because they use sunlight and carbon from carbon dioxide to synthesize chemical energy in the form of carbohydrates?
[ "moulds", "bacteria", "plants", "protazoa" ]
C
Solar Dependence and Food Production Some organisms can carry out photosynthesis, whereas others cannot. An autotroph is an organism that can produce its own food. The Greek roots of the word autotroph mean “self” (auto) “feeder” (troph). Plants are the best-known autotrophs, but others exist, including certain types o...
SCiQ_train
What are the only plants with a life cycle in which the gametophyte generation is dominant?
[ "nonvascular", "photoreactive", "nonpermeable", "vascular plants" ]
A
Nonvascular plants include mosses, liverworts, and hornworts. They are the only plants with a life cycle in which the gametophyte generation is dominant. Figure below shows the life cycle of moss. The familiar, green, photosynthetic moss plants are gametophytes . The sporophyte generation is very small and dependent on...
SCiQ_train
Which organ system is responsible for the exchange of oxygen and carbon dioxide between the body and the environment?
[ "circulatory", "excretory", "immune", "respiratory" ]
D
MMLU_train
Emily and her mother enjoy doing things together often. Many days they like to go to the park or to the swimming pool but today they chose to go to the grocery store. They went into the store and straight to look at the fruit. Emily looked at the lemons, the bananas, the apples and the pears. In the end, Emily chose...
[ "the swimming pool", "the park", "to school", "the grocery store" ]
D
MMLU_train
What are the most dramatic, sudden, and dangerous types of mass wasting?
[ "earthquakes", "volcanoes", "landslides", "monsoons" ]
C
Landslides are the most dramatic, sudden, and dangerous types of mass wasting. Landslides are sudden falls of rock; by contrast, avalanches are sudden falls of snow.
SCiQ_train
Boy sells a book for Rs. 450 he gets a loss of 10 %, To gain 10 %, what should be the SP?
[ "Rs.550", "Rs.450", "Rs.640", "Rs.650" ]
A
Find Selling Price to gain 10 %. Now, we are asked to find selling price to gain 10% profit. Hint: Selling Price = (100 + Gain%) × C.P. 100 Selling Price = (100 + 10) × 500 100 Selling Price = (110) × 500 100 Therefore, selling Price = Rs.550 C
AquaRat_train
If the perimeter of square region W and the perimeter of rectangular region R are equal and the sides of R are in the ratio 2:3 then the ratio of the area of R to the area of W
[ "25:16", "4:9", "5:6", "24:25" ]
D
We know Perimeter of a square (Pw) = 4*side Perimeter of a rectangle (Pr) = 2(length+breath) Let us assume 40 to be the perimeter of the square (since we know each side of a square is equal and the perimeter is divisible by 4, also take in to account the length and breadth of the rectangle is in the ration 2k:3k = 5k; ...
AquaRat_train
A firm has 2 senior partners and 5 junior partners. How many different groups of 3 partners can be formed in which at least one member of the group is a senior partner? (Note that two groups are considered different if at least one group member is different.)
[ "17", "25", "29", "33" ]
B
The number of ways to form a group of 3 is 7C3 = 35 The number of groups with no senior partner is 5C3 = 10 The number of groups with at least one senior partner is 35-10 = 25 The answer is C.
AquaRat_train
Bats are the only flying mammal in the world. They can't see very well. It is long believed, in many places, that all bats are blind . "Blind as a bat" is often heard. Yet they have no trouble flying in the darkest nights and finding their way around. How can bats fly and see at night? They fly by radar . The bat's r...
[ "ears", "eyes", "mouth", "nose" ]
A
MMLU_train
150 ml of 30% sulphuric acid was added to approximate 400 ml of 12% sulphuric acid solution. Find the approximate concentration R of the acid in the mixture?
[ "1/6", "1/4", "1/2", "1/5" ]
A
Do not need any computation 30%-----------21%---------12% if volume of both sol. were equal the concentration R would be 21%=1/5, but 12% is more than 3 times only possibility is 1/6 D
AquaRat_train
What do the common cold, the flu, and AIDS have in common? They are all diseases caused by viruses, tiny microorganisms that can pass from person to person. It is no wonder that when most people think about viruses, finding ways to _ them is what is on people's minds. Not everyone runs from the tiny disease carrie...
[ "have been used in many electronic devices now", "may arouse ordinary people's resistance", "may be helpful in curing some diseases", "have more advantages than traditional batteries" ]
D
MMLU_train
What type of cell has a singular chromosome, no nucleus, and few other organelles?
[ "graphic", "prokaryotic", "monophyletic", "trophic" ]
B
Cell division is simpler in prokaryotes than eukaryotes because prokaryotic cells themselves are simpler. Prokaryotic cells have a single circular chromosome, no nucleus, and few other organelles. Eukaryotic cells, in contrast, have multiple chromosomes contained within a nucleus and many other organelles. All of these...
SCiQ_train
From the sale of sleeping bags, a retailer made a gross profit of 17% of the wholesale cost. If each sleeping bag was sold for $28, what was the wholesale cost per bag?
[ "3.0", "25.0", "23.93", "31.36" ]
C
Cost price * 1.17 = Selling price --> Cost price * 1.17= $28 --> Cost price = $23.93. Answer: C.
AquaRat_train
Two tailors X and Y are paid a total of Rs. 550 per week by their employer. If X is paid 120 percent of the sum paid to Y, how much is Y paid per week?
[ "250", "400", "500", "300" ]
A
Let z = 120% of z = 550 z+120/100z=550 11/5z=550 z=250 ANSWER B
AquaRat_train
Which molecules in the body holds energy?
[ "mitochondria molecules", "water molecules", "lipid molecules", "glucose molecules" ]
D
How does the food you eat provide energy? When you need a quick boost of energy, you might reach for an apple or a candy bar. But cells do not "eat" apples or candy bars; these foods need to be broken down so that cells can use them. Through the process of cellular respiration , the energy in food is changed into energ...
SCiQ_train
What do we call the most widely accepted cosmological explanation of how the universe formed?
[ "big light theory", "big bang theory", "singularity theory", "big crunch theory" ]
B
There is a great deal of evidence that the Universe started with a big bang. The Big Bang theory is the most widely accepted cosmological explanation of how the Universe formed. Think about the expanding Universe, then reverse it. If we start at the present and go back into the past, the Universe gets smaller. What is ...
SCiQ_train
Mammals must eliminate waste products that their bodies produce. Which organ helps mammals eliminate bodily waste?
[ "appendix", "kidney", "pancreas", "stomach" ]
B
MMLU_train
In what time will a train 100 m long cross an electric pole, it its speed be 144 km/hr?
[ "2.2", "2.9", "2.6", "2.5" ]
D
Speed = 144 * 5/18 = 40 m/sec Time taken = 100/40 = 2.5 sec. Answer:A
AquaRat_train
Secondary consumers are usually carnivores that eat what?
[ "plants", "dead material", "soil", "primary consumers" ]
D
Food Chains and Food Webs The term “food chain” is sometimes used metaphorically to describe human social situations. In this sense, food chains are thought of as a competition for survival, such as “who eats whom?” Someone eats and someone is eaten. Therefore, it is not surprising that in our competitive “dog-eat-dog”...
SCiQ_train
What is the release of energy in the form of high energy electromagnetic waves?
[ "normal emission", "gamma emission", "x-ray emission", "transient emission" ]
B
Gamma emission is the release of energy in the form of high energy electromagnetic waves.
SCiQ_train
To the untrained eye it might seem like just a bit of a monkey trick. But when Milly the mandrill (, ) covers her face with her hand she is actually sending a serious message to her fellows: "Leave me alone!" Experts believe the 15-year-old mandrill invented the gesture to warn other monkeys at Colchester Zoo to give h...
[ "How humans influenced monkeys.", "A monkey invented a gesture.", "A new social culture was discovered.", "How experts made the new discovery." ]
B
MMLU_train
What type of creature is a scallop?
[ "insect", "algae", "mollusk", "vertabrate" ]
C
Some mollusks, such as oysters and scallops, are important food sources.
SCiQ_train
Britain is facing a sharp rise in its rat population as growing numbers of people leave what they cannot finish of the fast food in the street, an environment group warned .Keep Britain Tidy said the rats were stopping their traditional hunts underground and were running across the streets, invited by burgers, pizzas a...
[ "close some of the burger and pizza restaurants", "draw the public attention to the problem of rats", "prevent the rats from growing up", "making an advertisement for the classic horror tale The Rats" ]
B
MMLU_train
If an animals starts eating fewer calories than its used to, its body will eventually
[ "float", "fly", "shrink", "get bigger" ]
C
MMLU_train
Without what food chain component, organic wastes and dead organisms would pile up everywhere, and their nutrients would no longer be recycled?
[ "decomposers", "probiotics", "nitrates", "acids" ]
A
Decomposers are heterotrophs that break down the wastes of other organisms or the remains of dead organisms. When they do, they release simple inorganic molecules back into the environment. Producers can then use the inorganic molecules to make new organic compounds. For this reason, decomposers are essential to every ...
SCiQ_train
In a class, 30% of the students offered English, 20% offered Hindi and 10% offered both. If a student is selected at random, what is the probability that he has offered English and Hindi
[ "6/5", "3/5", "7/5", "2/5" ]
D
P(E)=30/100, P(H)=20/100 P(E and H)=10/100 P(E or H)=3/10+2/10-1/10 =2/5 ANSWER A
AquaRat_train
What occurs when plants release water vapor through stomata (leaf pores)?
[ "transpiration", "crystallization", "evaporation", "inhalation" ]
A
Transpiration occurs when plants release water vapor through leaf pores called stomata (see Figure below ). The water is a product of photosynthesis.
SCiQ_train
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." ]
D
MMLU_train