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Cambridge IGCSE Environmental Management practice

Which layer of the atmosphere is closest to the Earth's surface?

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MCQ

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cambridge_mcq

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Topic

The atmosphere

Exam-style question

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Which layer of the atmosphere is closest to the Earth's surface?.

  1. A.Stratosphere
  2. B.Troposphere
  3. C.Mesosphere
  4. D.Thermosphere

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Paper 1 structured question: The atmosphere

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Diagram Description

Layers of the Atmosphere

A diagram shows the Earth's atmosphere divided into four layers: Troposphere (lowest), Stratosphere, Mesosphere, and Thermosphere (highest). The ozone layer is marked within the stratosphere. The main gases listed are nitrogen, oxygen, carbon dioxide, argon, and water vapor.

LayerDescription
TroposphereLowest layer where weather occurs
StratosphereContains the ozone layer
MesosphereMeteors burn up here
ThermosphereOutermost layer with high temperatures
  1. a

    Describe the main characteristics of the troposphere and stratosphere.

    Aim for approximately 3 distinct marking points.

    [3]