Thursday, February 27, 2020

WBCS Polity and Constitution MCQs Prelims and Mains

Biology MCQ Practice Set For UPSC | SSC | Rail | RRB | State PSC P22


Biology 22

106. Transfer of pollen from the anther to the stigma of the same flower is referred to as
(A) Xenogamy
(B) Autogamy
(C) Allogamy
(D) Geitonogamy

Correct Answer: [B] Autogamy.
Add
107. Amount of blood pumped by an adult heart per hour is about
(A) 300 liter
(B) 340 liter
(C) 150 liter
(D) 200 liter

Correct Answer: [A] 300 liter.
Add
108. Endemic plants are those which grow, in
(A) On other plants.
(B) Geographically limited areas.
(C) Freshwater lakes.
(D) Shady places

Correct Answer: [B] Geographically limited areas..
Add
109. Lysine is an essential amino acid because
(A) It has a high nutritive value.
(B) It is not formed in the body and has to be provided through food.
(C) It is very rate.
(D) It is an important constituent of all proteins

Correct Answer: [B] It is not formed in the body and has to be provided through food..
Add
110. Flowers without petals are pollinated by
(A) Butterflies
(B) Wind
(C) Bees
(D) Birds

Correct Answer: [B] Wind.
Add


0 Comments:

Post a Comment