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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Filed Under: Chemistry
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1 1014

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

Explanation:

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Filed Under: Chemistry
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1 1014

Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Throw up the sponge

A) To attack	B) To laugh at someone
C) To surrender	D) To talk loudly

Answer & Explanation Answer: C) To surrender

Explanation:

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Filed Under: English
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0 1014

Q:

With which country India has signed an agreement to renew the supply of Petroleum for a period of 5 years (i.e. till 2022)?

A) Nepal	B) U.A.E.
C) Iran	D) Bhutan

Answer & Explanation Answer: A) Nepal

Explanation:

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Filed Under: General Awareness
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0 1014

Q:

Red rot is a disease caused to which of the following plant?

A) Paddy	B) Sugarcane
C) Mustard	D) Wheat

Answer & Explanation Answer: B) Sugarcane

Explanation:

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Filed Under: General Science
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2 1014

Q:

Who was the first Indian astronomer to calculate the time taken by earth to orbit the sun?

A) Aryabhatta	B) Ved Bhatnagara
C) Bhaskaracharya	D) Bishu devtamapi

Answer & Explanation Answer: C) Bhaskaracharya

Explanation:

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Filed Under: General Science
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3 1014

Q:

Which of the following constitutional Amendment Act, deals with the Elementary Education as a Fundamental Right?

A) 84th Amendment Act	B) 85th Amendment Act
C) 86th Amendment Act	D) 87th Amendment Act

Answer & Explanation Answer: C) 86th Amendment Act

Explanation:

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Filed Under: Indian Politics

2 1014

Q:

Which one of the following was established with a definite provision under an Article of the Constitution of India?

A) Union Public Service Commission	B) National Human Rights Commission
C) Election Commission	D) Central Vigilance Commission

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