October 9, 2014

Quiz 15- Biology-General Studies: General Knowledge Question & Answers

141 Q) Which of the following phases is the longest phase in the meiotic cell division?

(a) Anaphase II
(b) Telophase I
(c) Prophase I
(d) Metaphase I

142 Q) Which one of the following extra-embryonic membranes acts as a protective aquarium for the developing embryos?

(a) Amnion
(b) Chorion
(c) Allantois
(d) Yolk sac-

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143 Q) Which one among the following parts is used to obtain the purest form of cellulose from plants?

(a) Root hairs
(b) Stem hairs
(c) Leaf hairs
(d) Seed hairs

144 Q) Which one among the following produces the largest sperm in the plant kingdom?

(a) Cycas
(b) Pinus
(c) Mango
(d) Sunflower

145 Q) In humans, which one among the following, with reference to breathing, is correct?

(a) During inhalation, diaphragm relaxes
(b) During exhalation, thorax cavity expands
(c) During inhalation, intra-pleural pressure becomes more negative
(d) Unlike inhalation, normal exhalation is an active process

146 Q) "Consider the following statements 
I. Down's syndrome is a genetic disease due to an extra 21st chromosome in man. 
II. Down's syndrome leads to small chin, shorter limbs, oversized tongue in men. 
Which of the statements given above is/are correct?"

(a) Only I
(b) Only II
(c) Both I and II
(d) Neither I and II

147 Q) "Consider the following vitamins 
(1) Niacin (2) Pyridoxine (3) Riboflavin (4) Thiamine 
Which of the above vitamins are water soluble?"

(a) 1 and 2
(b) 2 and 3
(c) 2, 3 and 4
(d) All of these

148 Q) Which of the following is not present in prokaryotes?

(a) Ribosomes
(b) Nuclear membrane
(c) Cell wall
(d) Plasma membrane

149 Q) "Which of the following is the correct sequence of the different phases of cell division? 
(1) Anaphase (2) Telophase (3) Prophase (4) Metaphase 
Select the correct answer using the codes given below"

(a)All of these
(b) 1, 3, 2, 4
(c) 3, 4, 1, 2
(d) 3, 1, 4, 2

150 Q) Which among the following endocrine glands is temporary lasts only for a limited period?

(a) Thyroid gland
(b) Adrenal gland
(c) Gonads
(d) Thymus gland
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