WBCS MAIN BIOLOGY MCQ Questions with Answers P23

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Page 23

2529221. “Montreal Protocol” is related to

A

white tiger

B

chloroflurocarbon

C

water pollution

D

agriculture

B

Correct Answer: B. chloroflurocarbon

1303222. The disease caused by the deficiency of vitamin B12

A

Normocytic anemia

B

Pernicious anemia

C

Aplastic anemia

D

Sickle cell anemia

B

Correct Answer: B. Pernicious anemia

2510223. Smallpox was declared eradicated from the world in

A

1975

B

1980

C

1996

D

2008

B

Correct Answer: B. 1980

1431224. The stage of mitosis in which chromosomes become V, J, L, or I shaped?

A

Anaphase

B

Telophase

C

Prophase

D

Metaphase

A

Correct Answer: A. Anaphase

2507225. In human eyes, the image of an object is formed on

A

cornea

B

iris

C

pupil

D

retina

D

Correct Answer: D. retina

1405226. Coconut inflorescence is

A

Cyathium

B

Spadix

C

Racemose

D

Hypanthium

B

Correct Answer: B. Spadix

1425227. The gene for Haemophilia is

A

Y - linked

B

Located in autoscme

C

X- linked recessive

D

X - linked dominant

C

Correct Answer: C. X- linked recessive

1394228. n essential constituent of the plant cell is the carbohydrate

A

Starch

B

Lignin

C

Cellulose

D

Sucrose

C

Correct Answer: C. Cellulose

1400229. As per the concept of Scheduler Indian wildlife conservation, Rhinoceros indicia is incorporated in

A

Schedule I

B

Schedule II

C

Schedule III

D

None of the above

B

Correct Answer: B. Schedule II

1368230. Ribosomes play a significant role in

A

Lipid synthesis

B

Respiration

C

Photosynthesis

D

Protein synthesis

D

Correct Answer: D. Protein synthesis

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