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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Filed Under: Biology
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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:

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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Q:

The first Europeans to come to India were

A) British	B) Dutch
C) French	D) Portugese

Answer & Explanation Answer: D) Portugese

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Filed Under: Indian History
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Q:

Sher Shah Sur defeated which Mughal emperor?

A) Humayun	B) Timur Lang
C) Nadir Shah	D) Ahmed Shah Abdali

Answer & Explanation Answer: A) Humayun

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Q:

Who among the following was honored with the "Hridaynath Mangeshkar Award-2017" in October 2017?

A) Salim Khan	B) Javed Akhtar
C) Nana Patekar	D) Mahesh Bhatt

Answer & Explanation Answer: B) Javed Akhtar

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Q:

Term ecosystem was coined by

A) Odum	B) Clements
C) Arthur Tansley	D) Elton

Answer & Explanation Answer: C) Arthur Tansley

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Filed Under: Famous Personalities
Exam Prep: Bank Exams , CAT

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Q:

Koushik can do a piece of work in X days and Krishnu can do the same work in Y days. If they work together, then they can do the work in

A) (X+Y) days	B) 1x+y days
C) xyx+y days	D) x+yxy days

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