Civil Services Prep

Prelims MCQ · Geography

Why is surface drainage generally poorly developed in a karst region?

  1. Limestone remains permanently frozen and prevents channel formation.
  2. The rock is impermeable, so rainwater evaporates immediately after falling.
  3. Rivers are diverted by extensive deposits of wind-blown sand.
  4. Jointed and soluble limestone allows water to descend through cracks and underground passages.
  1. A cultivated hillside is experiencing rapid runoff and the formation of several small finger gullies. Which…
  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…