Civil Services Prep

Prelims MCQ · Geography

Consider the following statements:

  1. Volcanic eruptions along mid-oceanic ridges bring large quantities of lava to the surface.
  2. Rocks equidistant from a ridge crest show similarities in age, chemical composition and magnetic properties.
  3. The youngest oceanic rocks occur farthest from the ridge crest.
  4. Oceanic crust is nowhere older than about 200 million years, while some continental rocks are about 3,200 million years old.

Which of the statements given above are correct?

  1. 1 and 3 only
  2. 1, 2 and 4 only
  3. 2, 3 and 4 only
  4. 1, 2 and 3 only
  1. A geological survey records the following intrusive bodies: Body P is thin and nearly horizontal. Body Q is…
  2. A place has the following characteristics: Its underlying land surface heats rapidly during summer and cools…
  3. A stream on one side of a divide has a steeper gradient and receives more precipitation than a neighbouring…
  4. A survey identifies three plate-boundary settings: At boundary X, normal and reverse magnetic strips parallel…
  5. Although the vertical pressure-gradient force in the lower atmosphere is much greater than the horizontal…
  6. An earthquake releases energy at a point below the Earth’s surface. Which one of the following correctly…