Question 1

Largest physical and chemical molecules are:

Accepted Answer

No cell could live without protein because proteins are building block of the body.

Question 2

Find out the wrongly matched pair.

Accepted Answer

Correct answer is D

Question 3

Lipids are insoluble in water, because lipids molecules are:

Accepted Answer

Correct answer is C

Question 4

Which of the following is conjugated protein?

Accepted Answer

Correct answer is D

Question 5

A ribose (but not deoxyribose) nucleotide is:

Accepted Answer

Correct answer is D

Question 6

DNA is present in:

Accepted Answer

Correct answer is D

Question 7

See the following figure and identify the correct combination.

Accepted Answer

Correct answer is C

Question 8

Given below is the diagrammatic representation of one of the categories of small molecular weight organic compounds in the living tissues. Identify the category shown and the one blank component "X" in it.

Accepted Answer

Correct answer is D

Question 9

DNA is a polymer of:

Accepted Answer

Correct answer is A

Question 10

How many nucleotides are present in one turn of DNA helix?

Accepted Answer

Correct answer is C

Question 11

ATP is:

Accepted Answer

Correct answer is C

Question 12

Which of the following is correct pair of pyrimidine bases?

Accepted Answer

Correct answer is C

Question 13

Thymine is a:

Accepted Answer

Correct answer is C

Question 14

Name the elements which occur in nucleic acid macromolecule.

Accepted Answer

Correct answer is D

Question 15

Nucleoside is made up of:

Accepted Answer

Correct answer is D

Question 16

Strands of DNA are bonded by:

Accepted Answer

There is double hydrogen bond between adenine and thymine (A=T) and triple bond between cytosine and guanine (C≡G).

Question 17

RNA and ATP contains:

Accepted Answer

Correct answer is D

Question 18

Nucleic acid occurs in:

Accepted Answer

Correct answer is D

Question 19

Which of the following is not a pyrimidine?

Accepted Answer

Correct answer is C

Question 20

DNA is not present in one of the following.

Accepted Answer

Because plant viruses have RNA as genetic material.

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Solutions for Biomolecules Important Questions

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