Friday, April 19, 2019

WBCS Polity and Constitution MCQs Prelims and Mains

WBCS Questions and Answers on General Science (Biology) P11


Biology 11

51. Name the excretory organ of Prawn
(A) Ink gland
(B) Malpighian tubule
(C) Salivary gland
(D) Green gland

Correct Answer: [D] Green gland.
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52. Grub is the larva of
(A) Beetle
(B) Sponges
(C) Insects
(D) Crustacea

Correct Answer: [A] Beetle.
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53. Presence of sunken stomata in leaves indicates the character of
(A) Halophytes
(B) Mesophytes
(C) Hydrophytes
(D) Xerophytes

Correct Answer: [D] Xerophytes.
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54. The disease caused by the deficiency of vitamin B12
(A) Normocytic anemia
(B) Pernicious anemia.
(C) Aplastic anemia
(D) Sickle cell anemia

Correct Answer: [B] Pernicious anemia..
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55. AIDS is
(A) Genetical disease
(B) Bacterial disease
(C) Viral disease
(D) Fungal disease

Correct Answer: [C] Viral disease.
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