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Home › Geography › Atmosphere - Layers

Atmosphere - Layers — Geography Questions & Practice

Practise 5 Atmosphere - Layers questions from Geography for competitive exams such as UPSC, Banking, SSC and Railway. Read the worked questions below, check every answer with an explanation, and track what you get wrong.

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Practice questions on Atmosphere - Layers — with answers

Try each question first, then open the answer. Explanations are included.

1. Which atmospheric layer is described as: 'The lowest layer of the atmosphere, where all weather phenomena occur, extending up to about 8-18 km'?

  1. AMesosphere
  2. BTroposphere
  3. CStratosphere
  4. DThermosphere
Show answer

Answer: B

This describes the Troposphere.

2. Which atmospheric layer is described as: 'The layer above the troposphere containing the ozone layer, which absorbs harmful UV radiation, extending up to about 50 km'?

  1. AExosphere
  2. BThermosphere
  3. CMesosphere
  4. DStratosphere
Show answer

Answer: D

This describes the Stratosphere.

3. Which atmospheric layer is described as: 'The layer above the stratosphere where meteors burn up upon entering the atmosphere, extending up to about 85 km'?

  1. AStratosphere
  2. BMesosphere
  3. CTroposphere
  4. DThermosphere
Show answer

Answer: B

This describes the Mesosphere.

4. Which atmospheric layer is described as: 'The layer above the mesosphere with extremely high temperatures, where the International Space Station orbits and auroras occur'?

  1. AThermosphere
  2. BMesosphere
  3. CExosphere
  4. DStratosphere
Show answer

Answer: A

This describes the Thermosphere.

5. Which atmospheric layer is described as: 'The outermost layer of the atmosphere, gradually fading into outer space'?

  1. ATroposphere
  2. BThermosphere
  3. CMesosphere
  4. DExosphere
Show answer

Answer: D

This describes the Exosphere.

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