WBCS Previous Years Questions on General Science (Biology) P19

<< Prev BIOLOGYNext >>

---

Page 19

1320181. Which of the following is not a stimulant?

A

Cocaine

B

Amphetamines

C

Caffeine

D

Barbiturates

D

Correct Answer: D. Barbiturates

2508182. To study meiosis in plants , the best part would be

A

Shoot apex

B

Root apex

C

Anthers

D

Leaf cells

C

Correct Answer: C. Anthers

1390183. Which metal ion is associated with Haemoglobin

A

Al⁺⁺⁺

B

Mn⁺⁺

C

Mg⁺⁺

D

Fe⁺⁺

D

Correct Answer: D. Fe⁺⁺

1402184. Oxygen was discovered by

A

Charles

B

Boyle

C

Priestley

D

Lavoisier

C

Correct Answer: C. Priestley

1428185. In the International System of Units (S.I.), number of supplementary units is

A

2

B

3

C

4

D

Many

A

Correct Answer: A. 2

1347186. An endobiotic fungus is

A

Synchytrium

B

Polyporus

C

Agaricus

D

Morchella

A

Correct Answer: A. Synchytrium

1357187. Endemic plants are those which grow in

A

On other plants

B

Geographically limited areas

C

Freshwater lakes

D

Shady places

B

Correct Answer: B. Geographically limited areas

1447188. Which is not true for bio-fertilizer?

A

Release nitrogen more slowly

B

Does not badly affect the pH of the soil

C

More efficient than chemical fertilizer

D

It is eco-friendly

C

Correct Answer: C. More efficient than chemical fertilizer

1370189. The ecological niche is the

A

An abiotic component in an ecosystem

B

A biotic component in an ecosystem

C

Both A and B

D

None of the above

B

Correct Answer: B. A biotic component in an ecosystem

1286190. Target tissue of insulin is

A

Small intestinal tissues

B

Liver tissues

C

Red Blood Cell

D

None of the above

B

Correct Answer: B. Liver tissues

---

<< Prev BIOLOGYNext >>