Civil Services Prep

Prelims MCQ · Geography

Which one of the following correctly distinguishes planetesimals from planets in the process of planetary formation?

  1. Planetesimals are dense gaseous bodies that develop into stars, whereas planets form directly from a nebula.
  2. Planetesimals are smaller bodies formed through cohesion, whereas planets arise when numerous planetesimals accrete into fewer large bodies.
  3. Planetesimals are fragments produced after fully formed planets collide with one another.
  4. Planetesimals are the internal layers produced when planetary materials separate according to density.
  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…