question stringlengths 1 5.01k | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 3.68k | source stringclasses 3
values |
|---|---|---|---|---|
Do you know why different animals or pests have their special color1s? Their color1s in them seem to be used mainly to protect themselves. Some birds like eating locusts , but birds cannot easily catch them. Why? It is because locusts change their color1s together with the change of the color1s of crops . When cro... | [
"The Change of Colors for Animals and Pests",
"Colors of Different Animals and Pests",
"The Main Use of Colors for Animals and Pests",
"Some Animals and Pests"
] | C | MMLU_train | |
Which characteristic do single-celled organisms and multicellular organisms have in common? | [
"Both have cells with specialized functions for each life process.",
"Both perform all life processes within one cell.",
"Both have a way to get rid of waste materials.",
"Both are able to make food from sunlight."
] | C | MMLU_train | |
The outer casing of a tree expands how many times a year | [
"1000 times",
"ten times",
"once",
"100 times"
] | C | MMLU_train | |
Humans: It's time to give up the earth or face extinction . It could be the plot of a summer blockbuster , but this prediction isn't science fiction. It's a glimpse of the future, according to famous British scientist Stephen Hawking. "I see great dangers for the human race," he said in an interview with global forum ... | [
"objective",
"positive",
"subjective",
"negative"
] | B | MMLU_train | |
do all insects have to undergo every stage of change before becoming full grown? | [
"all of these",
"insects are born live",
"pupa stage is sometimes skipped",
"pupa is a required stage"
] | C | MMLU_train | |
Register in person, by phone 264-8833, or by mail. Use form given. 178 IN Winchester St., Chicago Basic Photography This is an eight-hour course for beginners who want to learn how to use a 35mm camera. The teacher will cover such areas as kinds of film, light and lenses . Bring your own 35mm camera to class. Course... | [
"Understanding Computers",
"Basic Photography",
"Stop Smoking",
"Typing"
] | B | MMLU_train | |
What is the term for volcanic mudflows? | [
"cones",
"rivers",
"plumes",
"lahars"
] | D | Mudflows or lahars, which are volcanic mudflows, are mass movements that contain a lot of water. | SCiQ_train |
What are lipids that contain phosphorus called? | [
"amino acids",
"eukaryotes",
"phospholipids",
"alkaloids"
] | C | Some lipids contain the element phosphorus as well as oxygen, carbon, and hydrogen. These lipids are called phospholipids. Two layers of phospholipid molecules make up most of the cell membrane in the cells of living things. | SCiQ_train |
An error 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is: | [
"4.04",
"3.04",
"None of these",
"1.04"
] | A | Explanation:
100 cm is read as 102 cm.
A1 =(100 × 100)cm2 and A2= (102 × 102)cm2
(A2 - A1) = [1022 - 1002]
= (102 + 100) x (102 - 100) = 404 cm2 Answer: D | AquaRat_train |
What are the four well-known states of matter? | [
"solid, liquid, plasma, and metal",
"solid , imine , gas , and plasma",
"solid, liquid, gas, and wave",
"solid, liquid, gas, and plasma"
] | D | The photo above represents water in three common states of matter. States of matter are different phases in which any given type of matter can exist. There are actually four well-known states of matter: solid, liquid, gas, and plasma. Plasma isn’t represented in the iceberg photo, but the other three states of matter a... | SCiQ_train |
Line Q has the equation 5y – 3x = 60. If Line S is perpendicular to Q, has an integer for its y-intercept, and intersects Q in the second quadrant, then how many possible Line S’s exist? (Note: Intersections on one of the axes do not count.) | [
"40",
"45",
"35",
"50"
] | B | 5y - 3x = 60 and so y = 3x/5 + 12
When x = 0, then y = 12.
When y = 0, then x = -20
The slope is 3/5, so the slope of line S is -5/3.
Through the point (-20, 0), 0 = -5(-20)/3 + c
The y-intercept is c = -100/3 < -33.
Thus the perpendicular line S can have y-intercepts from -33 up to 11.
The number of possible lines is ... | AquaRat_train |
Digestive enzymes secreted in the acidic environment (low ph) of the stomach help break down what? | [
"proteins",
"cells",
"molecules",
"particles"
] | A | Digestive enzymes secreted in the acidic environment (low pH) of the stomach help break down proteins into smaller molecules. The main digestive enzyme in the stomach is pepsin , which works best at a pH of about 1.5. These enzymes would not work optimally at other pHs. Trypsin is another enzyme in the digestive system... | SCiQ_train |
What force explains why objects may float in water? | [
"buoyant force",
"gravity force",
"warm force",
"cool force"
] | A | What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure in all directions but the pressure is greater at greater depth. Therefore, the fluid below an object exerts greater force on the object than the fluid above the object. This is illustrated in Figure below . Buo... | SCiQ_train |
An article is bought for Rs.700 and sold for Rs.900, find the gain percent? | [
"35 1/3%",
"28 4/7%",
"33 8/3%",
"33 1/8%"
] | B | 700 ---- 200
100 ---- ? => 28 4/7%
Answer: C | AquaRat_train |
Prints a page 60 pg per min .If the printed for 1 hours except 10 min.Where there
was an paper jam,how many page did it print | [
"3,000",
"18,880",
"12,880",
"10,880"
] | A | 60 pages ------->1 min
1 hrs except 10 mints means=1*60=60-10=50 mints
i.e.,50*60=3,000 pages printed.
ANSWER:C | AquaRat_train |
A girl walking at the rate of 9 Km per hour crosses a square field diagonally in 12 seconds. The area of the field is: | [
"475 Sq.m",
"425 Sq.m",
"430 Sq.m",
"450 Sq.m"
] | D | Distance covered in (9×1000)/(3600) × 12 = 30 m
Diagonal of squarre field = 30 m.
area of square field = 30(power)2/2
= 900/2 = 450 Sq.m
Answer is C. | AquaRat_train |
what is the angle between the hands of a clock when time is 10:30? | [
"45deg",
"15deg",
"65deg",
"135deg"
] | D | Angle between two hands =
30h - 11/2 m = 30*10 - 30*11/2 = 300 - 165 = 135deg
ANSWER:E | AquaRat_train |
Some recent surveys show that the health conditions of many white collar employees and office workers are rather dangerous. Death cases among white collar employees and office workers are increasing year by year and these cases are generally believed to have been caused by overwork and spending little time taking rest ... | [
"3.",
"4.",
"5.",
"6."
] | A | MMLU_train | |
Nicole cycles at a constant rate of 15 kilometers per hour, and is passed by Jessica, who cycles at a constant rate of 30 kilometers per hour. If Jessica cycles at her constant rate for x minutes after passing Nicole, then stops to wait for her, how many minutes will Jessica have to wait for Nicole to catch up to her? | [
"c) 2x/3 minutes",
"e) 2x minutes",
"a) x minutes",
"b) x/2 minutes"
] | B | Speed of nicole = 20km/h or 20/60 km/min = 1/3 km/min.
Once jessica passed the nicole, the distance between the nicole and jessica will increase at the rate of (30-20) = 10km/h or 1/6 km/min
now jessica is cycling for x minutes after passing the nicole, so in those x minutes distance between jessica and nicole would be... | AquaRat_train |
Five drainage pipes, each draining water from a pool at the same constant rate, together can drain a certain pool in 12 days. How many additional pipes T, each draining water at the same constant rate, will be needed to drain the pool in 4 days? | [
"9",
"6",
"15",
"10"
] | D | This is an inverse proportional problem......
5 pipes in 12 days; So for 4 days, it will be = 12 x 5 / 4 = 15
So, T=15-5 = 10.C | AquaRat_train |
Internal functions are coordinated and regulated so that the internal environment of a living thing is relatively constant, referred to as what? | [
"homeostasis",
"stabilizer",
"homogenesis",
"hypothesis"
] | A | Biology - The Life Science • Internal functions are coordinated and regulated so that the internal environment of a living thing is relatively constant, referred to as homeostasis10 . Living things are organized in the microscopic level from atoms up to cells11 . Atoms are arranged into molecules, then into macromolecu... | SCiQ_train |
Infections may be caused by | [
"mutations",
"microorganisms",
"toxic substances",
"climate changes"
] | B | MMLU_train | |
What type of lipids contain the element phosphorus, carbon, hydrogen and oxygen? | [
"alleles",
"phospholipids",
"filaments",
"eukaryotes"
] | B | Some lipids contain the element phosphorus as well as carbon, hydrogen, and oxygen. These lipids are called phospholipids. Two layers of phospholipid molecules make up the cell membranes of living things. In the Figure below , you can see how phospholipid molecules are arranged in a cell membrane. | SCiQ_train |
What size of ring will a summer drought cause in a tree? | [
"giant",
"smaller",
"larger",
"medium"
] | B | You can tell other things from tree rings too. In a good year a tree will produce a wide ring. A summer drought will produce a smaller ring. These variations will appear in all trees in a region. The same pattern can be found in all the trees in the area. This pattern helps scientist to identify a particular time perio... | SCiQ_train |
Frequency and intensity are two measurable properties of what? | [
"heat",
"lines",
"wave",
"troughs"
] | C | All waves can be defined in terms of their frequency and intensity. | SCiQ_train |
What system is designed to facilitate the transformation of food matter into the nutrient components that sustain organisms? | [
"skeletal",
"tissue",
"digestive",
"respiratory"
] | C | Parts of the Digestive System The vertebrate digestive system is designed to facilitate the transformation of food matter into the nutrient components that sustain organisms. Oral Cavity The oral cavity, or mouth, is the point of entry of food into the digestive system, illustrated in Figure 34.9. The food consumed is ... | SCiQ_train |
The current of a stream runs at the rate of 4 kmph. A boat goes 6 km and back to the starting point in 2 hours, then find the speed of the boat in still water? | [
"4",
"8",
"9",
"6"
] | B | S = 4
M = x
DS = x + 4
US = x - 4
6/(x + 4) + 6/(x - 4) = 2
x = 8
Answer: C | AquaRat_train |
A Brown University sleep researcher has some advice for people who run high schools: Don't start classes so early in the morning. It may not be that the students who at their desks are lazy. And it may not be that their parents have failed to enforce bedtime. Instead, it may be that biologically these sleepyhead stud... | [
"Adolescent heath care.",
"Problems in adolescent learning.",
"Adolescent sleep difficulties.",
"Changes in adolescent sleep needs and patterns."
] | D | MMLU_train | |
If the price of a computer were reduced by 12 percent, which of the following could not be the final price of the computer? (Assume initial price to be integer in cents) | [
"$895.40",
"$1,135.20",
"$1,053.80",
"$844.10"
] | D | Let X be the initial price of computer without discount
then price (final) after discount should be=X(1-12/100)------->X(22/25)=A(say)
means X=A*(25/22).....
so initial price to be integer(As per stem) final price must be multiple of 22
if we check options all were divisible by 22 except option (A)..which is Ans.
Ans A | AquaRat_train |
Gold Coast theme parks come in all shapes and sizes and whether you like roller coasters or patting furry animals, you're sure to find something. Movie World Movie World is the only movie-related theme park in Australia. With one of the best coasts and a good handful of movie-related rides, you'll experience a fun-fil... | [
"$79",
"$64",
"$47",
"$32"
] | B | MMLU_train | |
What muscle in the chest helps inflate and deflate the lungs? | [
"heart",
"pectoral",
"cartilage",
"diaphragm"
] | D | Mammals breathe with the help of a diaphragm. This is the large muscle that extends across the bottom of the chest below the lungs. When the diaphragm contracts, it increases the volume of the chest. This decreases pressure on the lungs and allows air to flow in. When the diaphragm relaxes, it decreases the volume of t... | SCiQ_train |
A box contains eight bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that at least one bulb is good? | [
"11/16",
"15/16",
"1/2",
"13/16"
] | B | Required probability
= 1 - 1/16
= 15/16
Answer: C | AquaRat_train |
Alcohols can be oxidized to aldehydes or _______. | [
"ketones",
"sugars",
"sugars",
"carbohydrates"
] | A | Alcohols can be oxidized to aldehydes or ketones. | SCiQ_train |
Nursing at Beth Israel Hospital produces the best patient care. If we are to solve the nursing shortage. hospital administration and doctors everywhere would do well to follow Beth Israel's example . At Beth Israel each patient is assigned to a primary nurse who visits at length with the patient and constructs a full-s... | [
"compared with other hospitals, nurses at Beth Israel Hospital are more patient",
"in most hospitals, patient care is inadequate from the professional point of view",
"in most hospital, nurses get low salaries",
"compared with other hospitals, nurses have to work longer hours at Beth Israel Hospital"
] | B | MMLU_train | |
Once upon a time there were a zebra and a monkey in a zoo. The zebra and the monkey had many napkins. What did the zebra and the monkey do with all the napkins? They didn't know. They ate the napkins. The zebra felt good. The monkey got a stomach ache. Why did the monkey get a stomach ache? The napkins were mak... | [
"zebra steak",
"bananas",
"a cheese sandwich",
"a pill"
] | B | MMLU_train | |
Good morning, class! We know that there are too many net bars around us. The Internet is popular and it makes our lives colorful. Many of us like going online very much because we can learn how to use the computer and get more information from the Internet. We can learn English. We can read some good newspapers and mag... | [
"helpful and important",
"enjoyable and interesting",
"enjoyable but expensive",
"different kinds of activities"
] | B | MMLU_train | |
What least number should be added to 1022, so that the sum is completely divisible by 25? | [
"0",
"5",
"2",
"3"
] | D | 1022 ÷ 25 = 40 with remainder = 22
22 + 3 = 25.
Hence 3 should be added to 1022 so that the sum will be divisible by 25
Answer: Option B | AquaRat_train |
What is a funnel-shaped cloud of whirling high winds known as? | [
"tsunami",
"tornado",
"hurricane",
"volcano"
] | B | Severe thunderstorms have a lot of energy and strong winds. This allows them to produce tornadoes. A tornado is a funnel-shaped cloud of whirling high winds. You can see a tornado in Figure below . The funnel moves along the ground, destroying everything in its path. As it moves it loses energy. Before this happens it ... | SCiQ_train |
A survey reveals that the average income of a company’s customers is $45,000 per year. If 40 customers respond to the survey and the average income of the wealthiest 10 of those customers is $75,000, what is the average income of the other 30 customers?
Is there a way to solve this using weighted average concept instea... | [
"$50,000",
"$27,500",
"$37,500",
"$35,000"
] | D | let x be the average of 30 customers
30*x + 10* 75000 = 40*45000
solving this we have x= 35000
Answer is B. | AquaRat_train |
A shiny aluminum screen can be placed on the windshield of a parked car. This screen helps to keep the car cool because it | [
"reflects the sunlight",
"absorbs heat",
"causes evaporation",
"conducts electricity"
] | A | MMLU_train | |
Platelets play a role in what cascade of reactions that converts plasma fibrinogen to fibrin? | [
"blood clotting",
"bleeding",
"sickle cell anemia",
"hemophilia"
] | A | SCiQ_train | |
Insert the missing number.
8, 7, 11, 12, 14, 17, 17, 22,20,27,23 (....) | [
"27",
"26",
"24",
"22"
] | B | There are two series (8, 11, 14, 17, 20,23,26) and (7, 12, 17, 22,27) increasing by 3 and 5 respectively.
answer : E | AquaRat_train |
What keeps the moon orbiting earth? | [
"axial tilt",
"the Sun",
"Coriolis effect",
"gravity"
] | D | Gravity keeps the Moon orbiting Earth. Gravity keeps the planets orbiting the Sun. | SCiQ_train |
Monica planned her birthday party. She prepared 5 muffins for each of her guests and kept aside two additional muffins in case someone will want extra. After the party, it turned out that one of the guests didn't come but every one of the guests that did come ate six muffins and 2 muffins remained. How many guests did ... | [
"3.",
"4.",
"7.",
"6."
] | D | Let x be the number of guests.
Number of muffins prepared = 5x + 2
Number of muffins eaten + Number of muffins remaining = Number of muffins prepared
6(x - 1) + 2 = 5x + 2
6x - 4 = 5x + 2
x = 6
Answer: D | AquaRat_train |
How is blood supplied from the mother to the fetus? | [
"spinal cord",
"vagina",
"umbilical cord",
"brain stem"
] | C | Hemoglobin of the Fetus The fetus has its own circulation with its own erythrocytes; however, it is dependent on the mother for oxygen. Blood is supplied to the fetus by way of the umbilical cord, which is connected to the placenta and separated from maternal blood by the chorion. The mechanism of gas exchange at the c... | SCiQ_train |
The oddness of life in space never quite goes away. Here are some examples. First consider something as simple as sleep. Its position presents its own challenges. The main question is whether you want your arms inside or outside the sleeping bag. If you leave your arms out, they float free in zero gravity, often giving... | [
"Deciding on a proper sleep position",
"Choosing a comfortable sleeping bag",
"Seeking a way to fall asleep quickly",
"Finding a right time to go to sleep."
] | A | MMLU_train | |
There are 10 chickens in a poultry firm and a pair of chicken is to be selected for a meal. At most, how many different pairs are possible? | [
"100",
"90",
"50",
"45"
] | D | N=10C2=10!/(8!2!)=10*9/2=45
Correct Option: D | AquaRat_train |
Mechanical churning of food in what organ serves to further break it apart and expose more of its surface area to digestive juices, creating an acidic “soup” called chyme? | [
"kidneys",
"liver",
"stomach",
"gall bladder"
] | C | saliva. Although there may be a tendency to think that mechanical digestion is limited to the first steps of the digestive process, it occurs after the food leaves the mouth, as well. The mechanical churning of food in the stomach serves to further break it apart and expose more of its surface area to digestive juices,... | SCiQ_train |
A salesperson receives a base salary of $1000 per month and a commission of 7.5% of the selling price of each item sold above the first 50 item. If this month she sold 370 items for $150 each, what will her monthly salary be? | [
"$1,500",
"$2,800",
"$2,500",
"$4,600"
] | D | Ans : 1000+ 7.5 % * 150 * (370-50) = $ 4600
ANSWER:B | AquaRat_train |
Which example describes a behavioral adaptation? | [
"A bird builds its nest in the ash near a volcano.",
"A whale has the ability to hold its breath for 20 minutes.",
"A fox's hair is white in the winter and brown in the summer.",
"A monkey has long arms that allow it to swing from one branch to another."
] | A | MMLU_train | |
Name the simple sugar that is a component of starch. | [
"insulin",
"Fructose",
"Splenda",
"glucose"
] | D | 3.2 | Carbohydrates By the end of this section, you will be able to: • Discuss the role of carbohydrates in cells and in the extracellular materials of animals and plants • Explain the classifications of carbohydrates • List common monosaccharides, disaccharides, and polysaccharides Most people are familiar with carboh... | SCiQ_train |
What is the term for species evolving together? | [
"conjuration",
"specmutation",
"coevolution",
"interconnection"
] | C | Coevolution occurs when species evolve together. This often happens in species that have symbiotic relationships. Examples include flowering plants and their pollinators. | SCiQ_train |
What elements tend to conduct well? | [
"organics",
"gases",
"metals",
"oils"
] | C | While many elements differ dramatically in their chemical and physical properties, some elements have similar properties. We can identify sets of elements that exhibit common behaviors. For example, many elements conduct heat and electricity well, whereas others are poor conductors. These properties can be used to sort... | SCiQ_train |
Hydras and sea anemones are examples of what form? | [
"polyp",
"lesions",
"anemone",
"node"
] | A | SCiQ_train | |
Eight persons participated in a shooting competition. The top score in the competition is 85 points. Had the top score been 92 points instead of 85 points, the average score would have been 84. Find the number of points actually scored in the competition. | [
"645",
"646",
"665",
"636"
] | C | Exp. Let the actual number of points scored be x,
Then [ x + (92 –85 )] /8 = 84, ( x + 7) /8 = 84 , x = ( 84*8 )- 7,
= 672 - 7 = 665
Answer: C | AquaRat_train |
If it really is what's on the inside that counts, then a lot of thin people might be in trouble. Some doctors now think that the internal fat surrounding important organs like the heart liver could be as dangerous as the external fat which can be noticed more easily. "Being thin doesn't surely mean you are not ... | [
"Thin people may be fat inside.",
"Internal fat is of no importance.",
"Internal fat leads to many diseases.",
"Thin people don't have diabetes."
] | A | MMLU_train | |
What does the cell cycle do? | [
"create new cells",
"divide and reproduce cells",
"only divide cells",
"only reproduce cells"
] | B | The cell cycle is a repeating series of events, characterizing the life of a eukaryotic cell. | SCiQ_train |
The size of the solute particles determines the rate of what? | [
"solution",
"dissolving",
"merging",
"extracting"
] | B | The rate at which a solute dissolves depends upon the size of the solute particles. Dissolving is a surface phenomenon since it depends on solvent molecules colliding with the outer surface of the solute. A given quantity of solute dissolves faster when it is ground into small particles than if it is in the form of a l... | SCiQ_train |
Which would likely decrease the food in an environment? | [
"gravity",
"water evaporation",
"a tree",
"time"
] | B | MMLU_train | |
Researchers at San Diego Zoo have been studying what has been described as the "secret language" of elephants. They have been monitoring communications between animals that cannot be heard by human ears. The elephant's call will be familiar to most people, but the animals also give out growls . Their growls, however,... | [
"Because it can't be heard by human ears.",
"Because it can only be heard by female elephants.",
"Because people don't know its meanings.",
"Because people haven't studied it completely."
] | A | MMLU_train | |
Together, 15 type A machines and 7 type B machines can complete a certain job in 4 hours. Together 8 type B machines and 15 type C machines can complete the same job in 11 hours. How many W hours would it take one type A machine, one type B machine, and one type C machine working together to complete the job (assuming ... | [
"60 hours",
"It cannot be determined from the information above.",
"44 hours",
"30 hours"
] | C | Say the rates of machines A, B and C are a, b, and c, respectively.
Together 15 type A machines and 7 type B machines can complete a certain job in 4 hours --> 15a + 7b = 1/4;
Together 8 type B machines and 15 type C machines can complete the same job in 11 hours --> 8b + 15c = 1/11.
Sum the above: 15a + 15b + 15c = 1/... | AquaRat_train |
The day after news broke of a possible revolution in physics ----particles moving faster than light ?a scientist leading the European experiment that made the discovery calmly explained it to a standing-room- only crowd at CERN. The physicist, Dario Auterio, did not try to explain what the results might mean for the ... | [
"Because they are so unexpected.",
"Because the scientists do not believe them.",
"Because the scientists are careful and calm.",
"Because they are against the present law of physics."
] | D | MMLU_train | |
What take the shape of their container, and are relatively easy to compress? | [
"fluids",
"molecules",
"semi-fluids",
"gases"
] | D | The story is quite different for gases. Gases take the shape of their container, and they are relatively easy to compress. There are fewer gas particles per unit volume than for the same substance in the liquid or solid form. In fact, the liquid form of a given material is generally several hundred times more dense tha... | SCiQ_train |
How many seconds will a 750 meter long train moving with a speed of 63 km/hr take to cross a man walking with a speed of 3 km/hr in the direction of the train ? | [
"11",
"45",
"36",
"26"
] | B | Explanation:
Here distance d = 750 mts
speed s = 63 - 3 = 60 kmph = 60 x 5/18 m/s
time t = = 45 sec.
Answer: E | AquaRat_train |
Patients with familial hypercholesterolemia have life-threatening levels of cholesterol because their cells cannot clear what particles from their blood? | [
"oxygen (O)",
"iron (Fe)",
"high - density lipoprotein (hdl)",
"low-density lipoprotein (ldl)"
] | D | In receptor-mediated endocytosis, as in phagocytosis, clathrin is attached to the cytoplasmic side of the plasma membrane. If uptake of a compound is dependent on receptor-mediated endocytosis and the process is ineffective, the material will not be removed from the tissue fluids or blood. Instead, it will stay in thos... | SCiQ_train |
In a survey of political preferences, 78% of those asked were in favour of at least one of the proposals: I, II and III. 50% of those asked favoured proposal I, 30% favoured proposal II, and 20% favoured proposal III. If 5% of those asked favoured all three of the proposals, what X percentage of those asked favoured mo... | [
"30",
"17",
"10",
"12"
] | B | Bunuel, my answer for exactly 2 people was 17 and this was my approach:
100%=(A+B+C)-(AnB+AnC+BnC)-5%+22% which leads me to
X=100%=(50+30+20)-(at least 2 people)-5%+22%.C | AquaRat_train |
A man goes from A to B at a speed of 20 kmph and comes back to A at a speed of 30 kmph. Find his average speed for the entire journey? | [
"24 kmph",
"76 kmph",
"55 kmph",
"44 kmph"
] | A | Distance from A and B be 'd'
Average Speed = total distance/total time
Average Speed = (2d)/[(d/20) + (d/30)]
= (2d)/[5d/60) => 24 kmph.Answer:B | AquaRat_train |
A train covers a distance of 12 km in 10 min. If it takes 12 sec to pass a telegraph post, then the length of the train is? | [
"240 m",
"178 m",
"168 m",
"120 m"
] | A | Speed = (12/10 * 60) km/hr = (72 * 5/18) m/sec
= 20 m/sec.
Length of the train = 20 * 12
= 240 m.
Answer: B | AquaRat_train |
Being dependent on adults for a long maturation period allows young primates ample time for what? | [
"attachment",
"learning",
"socialization",
"sleeping"
] | B | Primates have slower rates of development than other mammals their size. They reach maturity later and have longer lifespans. Being dependent on adults for a long maturation period gives young primates plenty of time to learn from their elders. | SCiQ_train |
Inprefix = st1 /Kansas City,Missouri, a computer helps fire fighters. The computer, which works very fast, has information about all the 350,000 street addresses in the city. Within two or three seconds after a call is received, the computer provides necessary information for the fire fighters. The information is then ... | [
"Large Computers in Kansas,Missouri.",
"Computers Help Fire Fighters.",
"Important Information for Fire Fighters.",
"The Speed of the Computers."
] | B | MMLU_train | |
Many microorganisms are single celled and use what for perception and movement? | [
"chloroplasts",
"nucleus",
"mitochondria",
"organelles"
] | D | Chapter 12 1 MRI uses the relative amount of water in tissue to distinguish different areas, so gray and white matter in the nervous system can be seen clearly in these images. 3 Neurons enable thought, perception, and movement. Plants do not move, so they do not need this type of tissue. Microorganisms are too small t... | SCiQ_train |
Burning of methane is a type of what, which involves the breaking and forming of bonds? | [
"chemical reaction",
"toxic reaction",
"physical reaction",
"liquid reaction"
] | A | An example of a chemical reaction is the burning of methane. In this chemical reaction, the reactants are methane (CH 4 ) and oxygen (O 2 ), and the products are carbon dioxide (CO 2 ) and water (H 2 O). A chemical reaction involves the breaking and forming of chemical bonds. When methane burns, bonds break in the meth... | SCiQ_train |
Three distinct layers or tunics form the walls of what structures; the first is a smooth, inner lining of endothelial cells in contact with the red blood cells? | [
"alveoli",
"lungs",
"white blood cells",
"blood vessels"
] | D | The structure of the different types of blood vessels reflects their function or layers. There are three distinct layers, or tunics, that form the walls of blood vessels (Figure 40.16). The first tunic is a smooth, inner lining of endothelial cells that are in contact with the red blood cells. The endothelial tunic is ... | SCiQ_train |
The distance between A&B is 750km. A person is traveling from A to B at 80km/hr started at 10AM and another person is traveling from B to A at 70km/hr and started at same time. Then at what time they meet together.? | [
"A)2PM",
"E)5PM",
"C)3PM",
"D)1PM"
] | C | Let x hours be they will meet together
distance covered by 1st person+distance covered by 2nd person = 750km
70x+80x = 750
x= 5 hr
They will meet = 10AM +5hr = 3PM
Answer is C | AquaRat_train |
What are antacids comprised of? | [
"acids",
"bases",
"solids",
"gases"
] | B | Bases are less common as foods, but they are nonetheless present in many household products. Many cleaners contain ammonia, a base. Sodium hydroxide is found in drain cleaner. Antacids , which combat excess stomach acid, are comprised of bases such as magnesium hydroxide or sodium hydrogen carbonate. | SCiQ_train |
Light reactions occur during which stage of photosynthesis? | [
"final stage",
"intermediate stage",
"first stage",
"third stage"
] | C | The light reactions occur in the first stage of photosynthesis. This stage takes place in the thylakoid membranes of the chloroplast. In the light reactions, energy from sunlight is absorbed by chlorophyll. This energy is temporarily transferred to two molecules: ATP and NADPH. These molecules are used to store the ene... | SCiQ_train |
What do all respiratory diseases affect? | [
"liquid exchange process",
"helium exchange process",
"gas exchange process",
"transit exchange process"
] | C | Reproduction Fungi reproduce sexually and/or asexually. Perfect fungi reproduce both sexually and asexually, while the so-called imperfect fungi reproduce only asexually (by mitosis). In both sexual and asexual reproduction, fungi produce spores that disperse from the parent organism by either floating on the wind or h... | SCiQ_train |
Solve the equation for x : 2x - 21 + 3x = 4 + 9 - x | [
"5.6",
"9.2",
"3.1",
"5"
] | A | C
5.6
5 x + x = 13 + 21
6 x = 34 => x = 5.6 | AquaRat_train |
What type of tissue transports water and minerals in a vascular plant? | [
"capillaries",
"chlorophyll",
"collagen",
"xylem"
] | D | 25.4 Seedless Vascular Plants Vascular systems consist of xylem tissue, which transports water and minerals, and phloem tissue, which transports sugars and proteins. With the development of the vascular system, there appeared leaves to act as large photosynthetic organs, and roots to access water from the ground. Small... | SCiQ_train |
A child walks across a carpet and generates an electrical charge. The child will get a slight shock by touching a | [
"metal doorknob.",
"plastic toy.",
"rubber ball.",
"wooden block."
] | A | MMLU_train | |
How many different section of 4 books can be made from 10 different books if two particular books are always selected? | [
"24",
"28",
"36",
"38/"
] | B | This means two books are seclected out of the remaining 8 books. Required number of ways = 8C2= 8!/6!x2!=28. Ans: D. | AquaRat_train |
The list price of an article is Rs.65. A customer pays Rs.56.16 for it. He was given two successive discounts, one of them being 10%. The other discount is? | [
"2%",
"5%",
"3%",
"4%"
] | D | 65*(90/100)*((100-x)/100) = 56.16
x = 4%
Answer: B | AquaRat_train |
Which organ is the control center of the nervous system? | [
"the heart",
"the spine",
"the lungs",
"the brain"
] | D | What weighs about three pounds and contains up to 100 billion cells? The answer is the human brain. The brain is the control center of the nervous system. It’s like the pilot of a plane. It tells other parts of the nervous system what to do. | SCiQ_train |
What is the smallest integer R greater than 1 that leaves a remainder of 1 when divided by any of the integers 6, 8, and 10? | [
"241",
"R=121",
"21",
"481"
] | B | Or u can just use the answer choices here. Since the answers are already arranged in ascending order, the first number which gives remainder R as 1 for all three is the correct answer. In the given question, the first number which gives a remainder of 1 for 6,8 and 10 is 121.C | AquaRat_train |
My name is Tom. My best friends are John and Ann. John lives near my house and we are in the same class. He's tall and thin, he has blonde hair and blue eyes. He is polite and very clever. He is very good at math and sometimes helps me with my homework sometimes. He usually wears jeans and a blue T--shirt. We three oft... | [
"Ann",
"Tom",
"John",
"All of them"
] | C | MMLU_train | |
What is the sky? Where is it? How bright is it? What lies above it? These questions are difficult to answer, aren't they? Is the sky blue? The sky has no color. We know that there is air around the world. When planes fly, they need air to lift their wings. Planes can't fly very high because the air gets thinner when th... | [
"the sun rises and falls every day",
"the sky has lots of colors",
"the air scatters the sunlight",
"the sunlight has many colors"
] | C | MMLU_train | |
The sum of three consecutive multiples of 3 is 90. What is the largest number? | [
"33",
"36",
"30",
"42"
] | A | Let the numbers be 3x, 3x + 3 and 3x + 6.
Then,
3x + (3x + 3) + (3x + 6) = 90
9x = 81
x = 9
Largest number = 3x + 6 = 33
Answer : B | AquaRat_train |
The testes produce sperm and secrete what? | [
"melanin",
"estrogen",
"testosterone",
"thyroxine"
] | C | The testes produce sperm and secrete testosterone. | SCiQ_train |
The organisms that convert solar energy and raw materials into food are | [
"producers.",
"consumers.",
"herbivores.",
"decomposers."
] | A | MMLU_train | |
If a, b, and c are consecutive odd positive integers and a < b < c, which of the following could be equal to c - b - a+4 ? | [
"5",
"-2",
"-5",
"-3"
] | A | let we put values. a=1, b=3, c=5
5-3-1=1
1+4 =5
Answer :B | AquaRat_train |
What are the long, thin protein extensions in most prokaryotic cells called? | [
"analyte",
"cingulum",
"neutrons",
"flagellum"
] | D | SCiQ_train | |
The sun is a huge, hot, bright star. It is important because without it there would be no life on Earth. The sun gives us light and heat. All living things need light and heat from the sun to live. Plants need light and heat to grow. They use the light from the sun to make food. We cannot make our own food, but plant... | [
"Light and heat.",
"Heat and eggs.",
"Corn and light.",
"Wheat and bread."
] | B | MMLU_train | |
Two trains, one from Howrah to Patna and the other from Patna to Howrah, start simultaneously. After they meet, the trains reach their destinations after 16 hours and 81 hours respectively. The ratio of their speeds is? | [
"4:1",
"4:5",
"4:9",
"9:4"
] | D | Let us name the trains A and B.
Then, (A's speed) : (B's speed)
= √b : √a = √81 : √16
= 9:4
Answer:B | AquaRat_train |
I am a tall boy. I can play basketball and soccer very well. Today is Sunday. I don't go to school. I watch a soccer match on TV. It's a good match. Beckham is my idol .He plays well in the match. In the afternoon, I play soccer with my good friends Jim,Ben, Peter, Gary and Kevin. Sarah is in the park, too. She is my g... | [
"basketball",
"soccer",
"baseball",
"volleyball"
] | B | MMLU_train | |
A wall of rocks or concrete that juts out into the ocean perpendicular to the shore is called? | [
"shield",
"rib",
"fault",
"groin"
] | D | Longshore drift can erode the sediment from a beach. To keep this from happening, people may build a series of groins. A groin is wall of rocks or concrete that juts out into the ocean perpendicular to the shore. It stops waves from moving right along the beach. This stops the sand on the upcurrent side and reduces bea... | SCiQ_train |
An axe head and a doorstop are types of what simple machine? | [
"blade",
"wedge",
"pulley",
"lever"
] | B | The axe head and the doorstop are both examples of a wedge, a type of simple machine. | SCiQ_train |
John had a stock of 800 books in his bookshop. He sold 62 on Monday, 62 on Tuesday, 60 on Wednesday, 48 on Thursday and 40 on Friday. What percentage of the books were not sold? | [
"36.5%",
"70.0%",
"56.5%",
"71.7%"
] | D | Let N be the total number of books sold. Hence
N = 75 + 50 + 64 + 78 + 135 = 272
Let M be the books NOT sold
M = 960 - N = 960 - 402 = 688
Percentage
Books not sold / total number of books = 688/960= 0.72 = 71.7%
correct answer C | AquaRat_train |
For a long time, people who fish have had to rely on luck to catch fish. Even big fishing ships, fitted out with radar and modern equipment, have their share of bad days. Wouldn't it be nice if fish could be trained to come at the call of a whistle the way some days are trained? Well, the days of "fish whistle" may b... | [
"a new fishing method",
"an experiment with fish",
"how to train fish",
"how to feed fish"
] | A | MMLU_train | |
Hardness, density, color, and melting and boiling points are all considered what types of properties? | [
"physical",
"thermal",
"visible",
"chemical"
] | A | Physical properties include color, density, hardness, and melting and boiling points. | SCiQ_train |
What do you use to get around town? A car? A bike? Your feet ? perhaps you should try a segway! The Segway is perfect for short journeys. It's an electric vehicle that consists of a platform between two wheels, with a pole that connects the platform to the handlebars. To ride it , you step up onto the platform, and con... | [
"Introduction-Ways of application- structure-Principle of operation",
"Introduction- Principle of operation-Structure -Ways of application",
"Introduction - Structure - Principle of operation -ways of application",
"Structure- Introduction-Principle of operation-Ways of application"
] | C | MMLU_train |
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