Previous year MCQs

General science UPPSC 2018 GS-I
Question

Double-helical structure of DNA was given by whom ?

Answer & Solution

Answer: (Detailed Solution Below)

Option B: Watson and Crick

Detailed Solution:

The correct answer is “Watson and Crick”.
Watson and Crick proposed the double-helical structure of DNA.

Similar Questions:

Which of the following pairs is NOT correctly matched?
  1. A) Santhal 1855
  2. B) Kol 1831
  3. C) Khasi 1829
  4. D) Ahom 1815
Pendulum clocks become slow in summer because
  1. A) days in summer are large.
  2. B) of the friction in the coil
  3. C) the length of the pendulum increases.
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  2. B) an aquatic plant
  3. C) a plant disease
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  4. D) Kathak
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  2. B) Great Britain
  3. C) Denmark
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  2. B) Income Tax
  3. C) Excise Tax
  4. D) Service Tax
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  2. B) Sulphur dioxide
  3. C) Carbon dioxide
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  2. B) Fats
  3. C) Carbohydrates
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  2. B) Food-borne intoxication
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