Questions

Q:

A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence inPassive/Active Voice.

Some girls were helping the wounded men.

A) The wounded men were helping some girls. B) The wounded men were being helped by some girls.
C) The wounded men are being helped by some girls. D) The wounded men received help from some girls.
 
Answer & Explanation Answer: B) The wounded men were being helped by some girls.

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0 1012
Q:

Which of the following is most important for absorption of heat radiated from the Sun as well as from the Earth?

A) Carbon dioxide B) Oxygen
C) Carbon monoxide D) Nitrogen
 
Answer & Explanation Answer: A) Carbon dioxide

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0 1012
Q:

There are two elements-calcium (atomic number 20) and argon (atomic number 18). The mass number of both the elements is 40. They are therefore known as

A) isotones B) isochores
C) isobars D) isotopes
 
Answer & Explanation Answer: C) isobars

Explanation:

Isotopes-These  are  atoms  of  the elements  having  the  same  atomic number but different mass number.,  Isobars-These  are atoms of same mass number but different atomic  number.,  Isotones-These are  atoms  of  different  elements having same number of neutrons.

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1 1012
Q:

Which of the following is a greenhouse gas or a gas which can deplete the ozone layer?

A) CH2ClF B) C2H2
C) PF5 D) COCl2
 
Answer & Explanation Answer: A) CH2ClF

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1 1012
Q:

Carnotite is an ore/mineral of _____.

A) Beryllium B) Chromium
C) Uranium D) Copper
 
Answer & Explanation Answer: C) Uranium

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Q:

The most abundant element in the earth's atmosphere is

A) Argon B) Nitrogen
C) Oxygen D) Krypton
 
Answer & Explanation Answer: B) Nitrogen

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0 1011
Q:

Terylene is a condensation polymer of ethylene glycol and which acid?

A) Benzoic Acid B) Salicylic acid
C) Phthalic acid D) Terephthalic acid
 
Answer & Explanation Answer: D) Terephthalic acid

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2 1011
Q:

West Bengal shares boundaries with .............. countries

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

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Filed Under: Indian Geography
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