IIT JEE Practice Question and Answer
8Q: What are two rights in the declaration of Independence? 1975 05b5cc645e4d2b4197774bbe5
5b5cc645e4d2b4197774bbe5- 1Libertyfalse
- 2Lifefalse
- 3Pursuit of happinessfalse
- 4All the abovetrue
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Answer : 4. "All the above"
Explanation :
Answer: D) All the above Explanation: The rights in the declaration of Independence are : 1. Life 2. Liberty 3. Pursuit of happiness.
Q: What has two hands but no arms or legs? 1974 05b5cc68be4d2b4197774c396
5b5cc68be4d2b4197774c396- Show AnswerHide Answer
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Answer :
Explanation :
A Clock has 3 hands i.e, an Hour hand, a Minute hand and a Seconds hand.
Q: Which of the following is a chemical property? 1973 05b5cc619e4d2b4197774b723
5b5cc619e4d2b4197774b723- 1Reactivitytrue
- 2Solubilityfalse
- 3Densityfalse
- 4All of the abovefalse
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Answer : 1. "Reactivity"
Explanation :
Answer: A) Reactivity Explanation: The ability of two or more substances to combine to form other substances is called Reactivity.
Q: Sripad has scored average of 65 marks in three objects. In no subjects has he secured less than 58 marks. He has secured more marks in Maths than other two subjects. What could be his maximum score in Maths ? 1972 05b5cc74fe4d2b4197774fb21
5b5cc74fe4d2b4197774fb21- 179true
- 277false
- 376false
- 473false
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Answer : 1. "79"
Explanation :
Answer: A) 79 Explanation: Assuming Sripad has scored the least marks in subject other than science,Then the marks he could secure in other two are 58 each.Since the average mark of all the 3 subject is 65.i.e (58+58+x)/3 = 65116 + x = 195x = 79 marks. Therefore, the maximum marks he can score in maths is 79.
Q: Statement: Ministry of Tourism in its one of the reports revealed that due to recent social disturbance in the country, the number of foreign tourists has decreased considerably, which resulted in a financial loss of Rs 100 crore.Courses of action:a. The Government should provide financial support to the tourism sector.b. Foreign tourists should be informed that they visit the country at their risk. 1971 05b5cc764e4d2b4197774fd8f
5b5cc764e4d2b4197774fd8f- 1Only b followsfalse
- 2Only a followsfalse
- 3Both a & b followsfalse
- 4Neither a nor b followstrue
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Answer : 4. "Neither a nor b follows"
Explanation :
Answer: D) Neither a nor b follows Explanation: Financial support to the tourism sector is not a permanent solution. Secondly, constant risk for the foreign tourists will never encourage tourism in India. Hence, none of the course action is the right solution in this direction.
Q: Statements : Government has spoiled many top ranking financial institutions by appointing bureaucrats as Directors of these institutions. Conclusions : a) Government should appoint Directors of the financial institutes taking into consideration the expertise of the person in the area of finance.b) The Director of the financial institute should have expertise commensurate with the financial work carried out by the institute. 1969 05b5cc715e4d2b4197774f42c
5b5cc715e4d2b4197774f42c- 1Only a followsfalse
- 2Only b followsfalse
- 3Both a & b followstrue
- 4Neither a nor b followsfalse
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Answer : 3. "Both a & b follows"
Explanation :
Answer: C) Both a & b follows Explanation: According to the statement, Government has spoiled financial institutions by appointing bureaucrats as Directors. This means that only those persons should be appointed as Directors who are experts in finance and are acquainted with the financial work of the institute. So, both a and b follows.
Q: Pradeep correctly remembers that his mother's is before twenty third February but after ninteenth February, whereas his brother correctly remembers that their mother's birthday is not on or after twentysecond February. On which day in February is definitely their mother's birthday ? 1968 05b5cc758e4d2b4197774fc0f
5b5cc758e4d2b4197774fc0f- 120 or 21true
- 220false
- 321false
- 4Nonefalse
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Answer : 1. "20 or 21"
Explanation :
Answer: A) 20 or 21 Explanation: According to Pradeep : 20,21 or 22...(1)According to his brother : not 22....(2)From (1)&(2), the birthday falls on February 20 or 21.
Q: Water is an example of? 1968 05b5cc64de4d2b4197774bcad
5b5cc64de4d2b4197774bcad- 1Elementfalse
- 2Moleculefalse
- 3Compoundfalse
- 4Both B & Ctrue
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Answer : 4. "Both B & C"
Explanation :
Answer: D) Both B & C Explanation: Why Water Is Not an Element : An element is a substance consisting of only one type of atom. Water consists of two types of atoms: hydrogen and oxygen. water is both a molecule and a compound : A compound forms whenever two or more atoms form chemical bonds with each other. The chemical formula for water is H2O, which means each molecule of water consists of one oxygen atom chemically bonded to two hydrogen atoms. Thus, water is a compound. It's also a molecule, which is any chemical species formed by two or more atoms chemically bonded to each other. The terms molecule and compound mean the same thing and can be used interchangeably. Hence, water is both a molecule and a compound.