IIT JEE Practice Question and Answer
8Q: Who has the best overall health? 2416 05b5cc698e4d2b4197774c609
5b5cc698e4d2b4197774c609- 1a person who exercises regularly and is not overweightfalse
- 2a person who is not ill and is physically activefalse
- 3a person who lives longer than his or her grandparentsfalse
- 4a person who balances social, physical, and mental healthtrue
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Answer : 4. "a person who balances social, physical, and mental health"
Explanation :
Answer: D) a person who balances social, physical, and mental health Explanation: A person who balances all the three healths such as Physical, mental and Social healths has the best overall health.
Q: Which structural formula represents a dipole? 2415 05b5cc675e4d2b4197774c125
5b5cc675e4d2b4197774c125- 14false
- 23false
- 32false
- 41true
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Answer : 4. "1"
Explanation :
Answer: D) 1 Explanation: What is Dipole : when two atoms in a molecule have substantially different electronegativity: One atom attracts electrons more than another, becoming more negative, while the other atom becomes more positive.
Q: Which of the following animals have teeth in their stomach? 2410 05b5cc6bde4d2b4197774d8f7
5b5cc6bde4d2b4197774d8f7- 1Frogsfalse
- 2Crabstrue
- 3Snakesfalse
- 4Cockroachfalse
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Answer : 2. "Crabs"
Explanation :
Answer: B) Crabs Explanation:
Q: What group sets hunting regulations in most states? 2407 05b5cc615e4d2b4197774b6a2
5b5cc615e4d2b4197774b6a2- 1Forest management agencyfalse
- 2Head hunting firms agencyfalse
- 3Hunting outfitters agencyfalse
- 4A wildlife management agencytrue
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Answer : 4. "A wildlife management agency"
Explanation :
Answer: D) A wildlife management agency Explanation: A wildlife management agency sets hunting regulations in most states. These agencies will have regular meetings where the public can voice their concerns and make suggestions. Hunters wishing to propose changes to the regulations should participate in these meetings or join a hunting organization that interacts with the agency.
Q: The product of two positive numbers is p. If each of the numbers is increased by 2, the new product is how much greater than twice the sum of the two original numbers ? 2407 05b5cc74ae4d2b4197774faae
5b5cc74ae4d2b4197774faae- 1p timesfalse
- 22p timesfalse
- 3(p + 4) timestrue
- 4(2p + 3) timesfalse
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Answer : 3. "(p + 4) times"
Explanation :
Answer: C) (p + 4) times Explanation: Let the two no's be a and b;Given product of the no's is p = ab;If the each nos is increased by 2 then the new product will be (a+2)(b+2) = ab + 2a + 2b + 4= ab + 2(a+b) + 4= p + 2(a+b) + 4Hence the new product is (p+4) times greater than twice the sum of the two original numbers.
Q: Statements : All keys are locks. All locks are bangles. All bangles are cars. Conclusion : a. Some cars are locks. b. Some bangles are keys. c. Some cars are keys. 2406 05b5cc736e4d2b4197774f897
5b5cc736e4d2b4197774f897- 1Only a followsfalse
- 2Only c followsfalse
- 3Only a & b followsfalse
- 4a, b & c followstrue
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Answer : 4. "a, b & c follows"
Explanation :
Answer: D) a, b & c follows Explanation: All locks are bangles + All bangles are cars = A + A = A= All locks are cars => Some cars are locks.Hence conclusion (a) follows.All keys are locks + All locks are bangles = A + A = A= All keys are bangles => some bangles are keys.Hence conclusion (b) follows.All keys are bangles + All bangles are cars = A + A = A= All keys are cars => Some cars are keys.Hence conclusion (C) follows. Thus all a, b and c follows.
Q: Which of the following is the lightest metal? 2403 05b5cc6a1e4d2b4197774cae5
5b5cc6a1e4d2b4197774cae5- 1Lithiumtrue
- 2Silverfalse
- 3Mercuryfalse
- 4Leadfalse
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Answer : 1. "Lithium"
Explanation :
Answer: A) Lithium Explanation: Lithium is the lightest metal and the lightest solid element. It is a soft, silvery-white alkali metal. Under standard conditions. Like all alkali metals, lithium is highly reactive and flammable and is stored in mineral oil.
Q: What does the color black on a map illustrate? 2402 05b5cc699e4d2b4197774c710
5b5cc699e4d2b4197774c710- 1contoursfalse
- 2water bodiesfalse
- 3woodland areasfalse
- 4borderstrue
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Answer : 4. "borders"
Explanation :
Answer: D) borders Explanation: There are different colors that are used for different signs on the maps. The typical color standard for topographic maps depicts contours in brown, bodies of water in blue, boundaries in black, and grids and roads in red. Topographic maps may use different colors to represent area features. Black represents man-made objects or cultural features like roads, bridges, borders, etc...

