Questions

Q:

Which one of the followingis notan allotrope of carbon?

A) Coal B) Diamond
C) Graphite D) Graphene
 
Answer & Explanation Answer: A) Coal

Explanation:

Allotropy is the property of some chemical elements to exist in two or more different forms, or allotropes, when found in nature. There are several allotropes of carbon like diamond, graphite, graphene, fullerene, etc.Coal is not an allotrope of carbon because it is not 100% carbon. It contains lot of silica, sulphur and other compounds of carbon apart from carbon.

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Filed Under: Chemistry
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Q:

By volume, 78% of air is _______________

A) nitrogen B) oxygen
C) hydrogen D) helium
 
Answer & Explanation Answer: A) nitrogen

Explanation:
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Q:

In this section, each of the following sentences has a blank space and four words are given below it. select the word or group of words you consider most appropriate for the blank space and indicate your response on the Answer Sheet accordingly.

 

He _________ the role of the organization in creating environmental awareness among the people.

A) collaborated B) commanded
C) contrasted D) commended
 
Answer & Explanation Answer: D) commended

Explanation:

Commended, commended means appreciated. Collaborated, commanded and contrasted are out of context. Collaborated means to work jointly with others. Commanded mean to direct authoritatively. Contrasted means compared or appraised in respect to differences.

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Q:

Which of the following is not true about a Demand Draft?

A) It is a negotiable instrument. B) It is a banker's cheque.
C) It may be dishonoured for lack of funds. D) It is issued by a bank.
 
Answer & Explanation Answer: C) It may be dishonoured for lack of funds.

Explanation:
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Q:

For the buying and selling of precious metals such as Goldand Silver, the market established is termed as ________ .

A) Capital Market B) Money Market
C) Bullion Market D) wholesale cash market
 
Answer & Explanation Answer: C) Bullion Market

Explanation:
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Q:

The innovation theory of profit was proposed by

A) Marshall B) Clark
C) Schumpeter D) Joan Robbinson
 
Answer & Explanation Answer: C) Schumpeter

Explanation:
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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option.
If a sentence is free from error, select ‘No error’.
Her mother is (1)/ angry and (2)/ indifferent to me. (3)/ No Error (4)

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: B) 2

Explanation:
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Q:

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Books are our ______ friends. They are our guides. We can learn everything from them. The books contain all the great ______ of the world's leaders and we can learn them by reading the books. The books help us find ______ to our questions. The books never fail us. We should read as ______ books as we can. But all books are not good. So we should ______ only good books.

So we should ______ only good books and read them.

A) remove B) looking
C) steel D) choose
 
Answer & Explanation Answer: D) choose

Explanation:
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