Gk Quiz

DIRECTIONS : Multiple Choice Questions and Answers.
66. The lowest layer of atmosphere is known as
  A.  Ionosphere
  B.  Mesophere
  C.  Troposphere
  D.  Stratosphere
67. The country that has the greatest length of the day during summer is
  A.  Norway
  B.  Australia
  C.  Mexico
  D.  Nigeria
68. Which type of soil is best suited for cultivation of groundnut?
  A.  Black Soil
  B.  Alluvial Soil
  C.  Red Soil
  D.  Light Sandy
69. The busiest international airport in the world is
  A.  Paris
  B.  London
  C.  Berlin
  D.  Frankfurt
70. Where is the Diesel Locomotive Works situated?
  A.  Kanpur
  B.  Lucknow
  C.  Varanasi
  D.  Perambur