Diversity Living World - Questions & Answers | Exam2Win

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151. Steroid is

A. Cholesterol

B. Thyroxine

C. Vitamin A

D. Fatty acid ester

Explanation:

152. Night blooming flowers are

A. Reddish or yellowish coloured

B. Scented and white coloured

C. Nonscented and blue coloured

D. Purplish coloured and scented

Explanation:

153. Which are purines

A. Adenine and guanine

B. Adenine and thymine

C. Cytosine and thymine

D. Cytosine and guanine

Explanation:

154. A nucleotide is formed of

A. Purine, pyrimidine and phosphate

B. Purine, sugar and phosphate

C. Nitrogen base, sugar and phosphate

D. Pyrimidine, sugar and phosphate

Explanation:

155. Succulence of desert plants is due to

A. Storage of water

B. Presence of mucilage

C. Both A and B

D. Absence of mechanical tissues

Explanation: