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:

The tree species most commonly used in social forestry is

A) Peepal B) Gulmohar
C) Eucalyptus D) Mango
 
Answer & Explanation Answer: C) Eucalyptus

Explanation:
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Filed Under: General Science
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Q:

An earthquake of magnitude _________________ on Richter scale has thousand times more destructive energy than an earthquake of magnitude 4.

 

A) 5 B) 7
C) 6 D) 8
 
Answer & Explanation Answer: C) 6

Explanation:
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Filed Under: Physics
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Q:

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

 

When others criticise us we should not be ______ but should be truthful, honest and sincere.

 

A) saturated B) distracted
C) perturbed D) dissipated
 
Answer & Explanation Answer: C) perturbed

Explanation:
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Filed Under: English
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Q:

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.

 

It is ethics and

 

A-values that have the inherent

B-of motivation into inspiration

C-potential to transform the spirit

 

 

A) ABC B) ACB  
C) CBA D) CAB
 
Answer & Explanation Answer: B) ACB  

Explanation:
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Q:

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

 

Meticulous

 

A) Perfectionist   B) Sloppy  
C) Inaccurate   D) Faulty
 
Answer & Explanation Answer: A) Perfectionist  

Explanation:
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Q:

Which of the following allotropes of Carbon is used as a reducing agent in metallurgy?

A) Carbon Black B) Graphite
C) Charcoal D) Coke
 
Answer & Explanation Answer: D) Coke

Explanation:
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Filed Under: Chemistry
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Q:

Which of the following is not true about Pteridophyta?

A) Dominant phase is saprophytes B) Main plant body is diploid
C) Seeds are present D) Flowers are absent
 
Answer & Explanation Answer: C) Seeds are present

Explanation:
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Filed Under: Biology
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