Test: Vitamins & Nucleic Acids

Question 1

Vitamin D is also known as

Accepted Answer

sunshine vitamin

Answer

ascorbic acid

Answer

growth vitamin

Answer

reproductive vitamin

Question 2

When a protein is subjected to physical changes the protein loses its biological activity. This is known as:

Accepted Answer

Denaturation

Answer

Polypeptide

Answer

<p>Depeptide</p>

Answer

Renaturation

Question 3

_________ are biocatalysts which speed up the reactions in biosystems.

Accepted Answer

<p>Enzymes</p>

Answer

Nucleic acid

Answer

<p>Vitamins</p>

Answer

Amino acids

Question 4

Night blindness is caused by deficiency of

Accepted Answer

Answer

<div><div><div>vitamin <span></span><img src="https://cn.edurev.in/ApplicationImages/Temp/23287ca9-9b7a-4cf8-8d0c-ced2d6eafece_lg.png" /></div></div><div></div></div>

Answer

<div><div><div>vitamin <span></span><img src="https://cn.edurev.in/ApplicationImages/Temp/d8bb428f-af29-4d9d-a890-f1ee96daa165_lg.png" /></div></div><div></div></div>

Answer

<div><div><div>vitamin <span></span><img src="https://cn.edurev.in/ApplicationImages/Temp/1ad58292-d2a2-4854-b644-6a4a4beeed1f_lg.png" /></div></div><div></div></div>

Question 5

Two vitamins absorbed from intestine along with fats are

Accepted Answer

Answer

Answer

Answer

Question 6

A vitamin that contains both and is

Accepted Answer

Vitamin B₁₂

Answer

<div> <div> <div>Vitamin C</div> </div> </div>

Answer

<div> <div> <div>Vitamin K</div> </div> </div>

Answer

<div> <div> <div>Vitamin D</div> </div> </div>

Question 7

Vitamin

is known as

Accepted Answer

<div><div><div>pyridoxine</div></div><div></div></div>

Answer

<div><div><div>thiamine</div></div><div></div></div>

Answer

<div><div><div>tocopherol</div></div><div></div></div>

Answer

<div><div><div>riboflavin</div></div><div></div></div>

Question 8

Nucleotides in DNA are linked by

Accepted Answer

-phosphodiester bond

Answer

hydrogen bond

Answer

glycosidic bond

Answer

peptide bond

Question 9

If one strand of DNA has the sequence ATGCTTGA, the sequence in the complimentary strand would be

Accepted Answer

<div><div><div>TACGAACT</div></div><div></div></div>

Answer

<div><div><div>TCCGAACT</div></div><div></div></div>

Answer

<div><div><div>TACGTACT</div></div><div></div></div>

Answer

<div><div><div>TACGTAGT</div></div><div></div></div>

Question 10

A sequence of how many nucleotides in messenger RNA makes a codon for an amino acid?

Accepted Answer

<div><div><div>Three</div></div><div></div></div>

Answer

Answer

Answer

Question 11

The process by which synthesis of protein takes place based on the genetic information present in

-RNA is called

Accepted Answer

Translation

Answer

Transcription

Answer

Replication

Answer

Messenger hypothesis

Question 12

Which of the following substances is not present in nucleic acids?

Accepted Answer

<div><div><div>Guanidine</div></div><div></div></div>

Answer

<div><div><div>Cytosine</div></div><div></div></div>

Answer

<div><div><div>Adenine</div></div><div></div></div>

Answer

<div><div><div>Thymine</div></div><div></div></div>

Question 13

Which of the following is not present in a nucleotide?

Accepted Answer

<div><div><div>Tyrosine</div></div><div></div></div>

Answer

<div><div><div>Guanine</div></div><div></div></div>

Answer

<div><div><div>Cytosine</div></div><div></div></div>

Answer

<div><div><div>Adenine</div></div><div></div></div>

Question 14

A codon has a sequence of

, and specifies a particular

that is to be incorporated into a

. What are

?

Accepted Answer

3 bases amino acid protein

Answer

3 bases amino acid carbohydrate

Answer

3 acids carbohydrate protein

Answer

3 bases protein amino acid

Question 15

Hydrolysis of nucleic acid gives nitrogenous base sugar and......

Accepted Answer

phosphoric acid

Answer

sulphuric acid

Answer

phosphorous acid

Answer

sulphurous acid

Vitamins & Nucleic Acids - Free MCQ Practice Test with solutions, JEE Chemistry

MCQ Practice Test & Solutions: Test: Vitamins & Nucleic Acids (15 Questions)

Vitamin D is also known as

When a protein is subjected to physical changes the protein loses its biological activity. This is known as:

_________ are biocatalysts which speed up the reactions in biosystems.

Night blindness is caused by deficiency of

Two vitamins absorbed from intestine along with fats are

A vitamin that contains both and is

Vitamin is known as

Nucleotides in DNA are linked by

If one strand of DNA has the sequence ATGCTTGA, the sequence in the complimentary strand would be

A sequence of how many nucleotides in messenger RNA makes a codon for an amino acid?

The process by which synthesis of protein takes place based on the genetic information present in -RNA is called

Which of the following substances is not present in nucleic acids?

Which of the following is not present in a nucleotide?

A codon has a sequence of , and specifies a particular that is to be incorporated into a . What are ?

Hydrolysis of nucleic acid gives nitrogenous base sugar and......

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