Civil Services Prep

Prelims MCQ · Geography

An ocean-floor zone begins where the continental shelf drops sharply. Its gradient commonly ranges from 2° to 5°, its depth extends from about 200 to 3,000 metres, and canyons and trenches may occur within it.

Which one of the following conclusions is most appropriate?

  1. It is a continental shelf because it is the shallowest part of an ocean basin.
  2. It is a deep-sea plain because it is one of the world’s flattest regions.
  3. It is a continental slope connecting the continental shelf with the ocean basin.
  4. It is a mid-oceanic ridge formed by two mountain chains separated by a depression.
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  2. A geological survey records the following intrusive bodies: Body P is thin and nearly horizontal. Body Q is…
  3. A physiographic region has the following characteristics: Its principal river flows from northeast to…
  4. A place has the following characteristics: Its underlying land surface heats rapidly during summer and cools…
  5. A soil is deep, clayey and relatively impermeable. It becomes sticky when wet, develops wide cracks during the…
  6. A stream on one side of a divide has a steeper gradient and receives more precipitation than a neighbouring…