Q:

Polynucleotide chain of DNA contains

A) a nitrogenous base, deoxyribose sugar and phosphate group	B) a nitrogenous base, ribose sugar and phosphate group
C) deoxyribose sugar, ribose sugar and phosphate group	D) a nitrogenous base and phosphate group only

Answer & Explanation Answer: A) a nitrogenous base, deoxyribose sugar and phosphate group

Explanation:

The two DNA strands are called polynucleotidesbecause they are composed of simpler monomer units called nucleotides. Eachnucleotideis composed of one of four nitrogen-containingnucleobases (cytosine, guanine, adenine or thymine), a sugar called deoxyribose, and a phosphate group.

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Filed Under: Biology
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Q:

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

At somebody's expense

A) Paid for by someone.	B) To blame a crime on someone else.
C) The unlucky persons who lose a race.	D) If one person benefits it is always at the loss of another.

Answer & Explanation Answer: A) Paid for by someone.

Explanation:

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Filed Under: English

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Q:

There are how many vocal cords in the human voice box?

A) One	B) Two
C) Three	D) Four

Answer & Explanation Answer: B) Two

Explanation:

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Filed Under: Biology
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Q:

Insects that transmit diseases are known as

A) Pathogens	B) Vectors
C) Drones	D) Scalars

Answer & Explanation Answer: B) Vectors

Explanation:

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Q:

Which state does not share its border with Jharkhand?

A) Madhya Pradesh	B) Chhattisgarh
C) Orissa	D) West Bengal

Answer & Explanation Answer: A) Madhya Pradesh

Explanation:

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Filed Under: Indian Geography
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Q:

Sulphur and Chlorine can have what type of a bond?

A) Polar covalent	B) Polyionic
C) Non-polar covalent	D) Ionic

Answer & Explanation Answer: A) Polar covalent

Explanation:

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Filed Under: Chemistry
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Q:

In which way the President can assign any of the functions of the Union Government to the State Government ?

A) In his discretion	B) In consultation with the Chief Justice of India
C) In consultation with the Government of the State	D) In consultation with the State Governor

Answer & Explanation Answer: C) In consultation with the Government of the State

Explanation:

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Filed Under: Indian Politics

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Q:

Through which does light travel best?

A) water	B) air
C) vacuum	D) none

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