General Science MCQs with Answers For UPSC, SSC, WBPSC Exams P12

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Page 12

1311111. The causative organism of malignant malaria in a human being is

A

Plasmodium malaria

B

Plasmodium ovale

C

Plasmodium vivax

D

Plasmodium falciparum

D

Correct Answer: D. Plasmodium falciparum

1410112. Monocotyledonous plants show which of the following feature?

A

Flowers are trimerous

B

Perennial growth

C

Leaf shows reticulate venation

D

Tap root system

A

Correct Answer: A. Flowers are trimerous

1349113. From which part of Cinchona plant quinine is obtained?

A

Flower

B

Bark

C

Seed

D

Leaf

B

Correct Answer: B. Bark

1407114. Which metal is present in chlorophyll?

A

Aluminum

B

Magnesium

C

Iron

D

Zinc

B

Correct Answer: B. Magnesium

2509115. A bacteriophage is a

A

Bacterium with a tail

B

Newly formed bacterium

C

Bacterium infecting virus

D

Virus infecting bacterium

D

Correct Answer: D. Virus infecting bacterium

1386116. Cholesterol is a/an

A

Steroid

B

Diglyceride

C

Saturated fat

D

Unsaturated fat

A

Correct Answer: A. Steroid

1452117. The largest organ of the human body is

A

Liver

B

Skin

C

heart

D

Stomach

B

Correct Answer: B. Skin

1348118. The image of an object formed on the retina of the eye is

A

Virtual and inverted

B

Real and inverted

C

Virtual and erect

D

Real and erect

B

Correct Answer: B. Real and inverted

1333119. Nerve cells originate from the embryonic

A

Mesoderm

B

Both endo and mesoderm

C

Ectoderm

D

Endoderm

C

Correct Answer: C. Ectoderm

1343120. In the present concept of evolution, the unit of evolution is

A

Population

B

Species

C

Individual

D

Families

B

Correct Answer: B. Species

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