Judiciary Gk Questions and Answers

33. Which one of the following received Nobel Prize twice for the same subject?
  A.  Stanley Cohen
  B.  Marie Curie
  C.  Frederic Jolit
  D.  Frederic Sanger
Answer
Ans: B
Marie Curie
34. A mirror produces magnified erect image of an object. The nature of the mirror is
  A.  Convex
  B.  Plane
  C.  Concave
  D.  Neither concave nor convex
Answer
Ans: C
Concave
35. The speed in colours in a rainbow on sky is primarily due to
  A.  Refraction of sunlight
  B.  Total internal reflection of sunlight
  C.  Dispersion of sunlight
  D.  Reflection of sunlight
Answer
Ans: D
Reflection of sunlight
36. Which one of the following causes green house effect?
  A.  Radio waves
  B.  Infrared rays
  C.  Ultra violet rays
  D.  Cosmic rays
Answer
Ans: B
Infrared rays
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