Questions

Q:

Tap water is placed in an open pad and allowed to evaporate. After some time the temperature of water 

A) increases to a great extent B) increases slightly
C) decreases slightly D) decreases rapidly
 
Answer & Explanation Answer: C) decreases slightly

Explanation:

Evaporation causing cooling.Here the evaporation is less. Therefore cooling is less.

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Filed Under: Physics

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Q:

Friction can be reduced by changing from

A) Static to Dynamic B) Rolling to Sliding
C) Dynamic to Static D) Sliding to Rolling
 
Answer & Explanation Answer: D) Sliding to Rolling

Explanation:

Any object rolls when there is no friction. So, Sliding to Rolling is correct.

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Q:

Who was the first Musilm invader to enter India?

A) Mohammed Ghauri B) Mohammed - bin - Qasim
C) Mohammed Ghazni D) Qutab-ud-din Aibak
 
Answer & Explanation Answer: B) Mohammed - bin - Qasim

Explanation:
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Filed Under: Indian History

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Q:

Excise duty is a tax levied on the

A) Export of goods B) Import of goods
C) sale of goods D) Production of goods
 
Answer & Explanation Answer: D) Production of goods

Explanation:

An excise or excise tax or excise duty is a type of tax charged on goods produced within the country (as opposed to customs duties, charged on goods from outside the country). It is a tax on the production of a good. This tax is now known as the Central Value Added Tax (CENVAT).

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Q:

Man has...............pairs of salivary glands

A) 4 B) 6
C) 3 D) 8
 
Answer & Explanation Answer: C) 3

Explanation:

Salivary glands of man are 3 pairs = 6. They are one pair of parotid glands, one pair of submaxillary or submandibular glands and one pair of sublingual glands.

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Filed Under: Biology

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Q:

Voice in literary nonfiction refers to

A) description that appeals to the five senses B) the overall presence of a personality behind the text
C) the attitude that the author or narrator has toward the subject or reader D) nonfiction that uses elements and devices common in fictional stories
 
Answer & Explanation Answer: A) description that appeals to the five senses

Explanation:
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Filed Under: English
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Q:

A song always has

A) Musician B) Tymbal
C) Word D) Chorus
 
Answer & Explanation Answer: C) Word

Explanation:

Without a word in it, it can't be called as song.

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Filed Under: English
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Q:

Nitrogen Fixation is carried out primarily by

A) Plants B) Humans
C) Consumers D) Bacteria
 
Answer & Explanation Answer: D) Bacteria

Explanation:

The process by which bacteria convert nitrogen gas (N2) into ammonia (NH3) is called Nitrogen Fixation.

 

The conversion of nitrogen from one form to another in the nitrogen cycle is carried out primarily by Nitrogen Fixing Bacteria such as Azotobacter.

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Filed Under: Biology
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