GEOLOGY

EARTH SCIENCE

GEOBIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
This layer of the atmosphere contains most of the ozone.
A
troposphere
B
thermosphere
C
mesosphere
D
stratosphere
Explanation: 

Detailed explanation-1: -Most atmospheric ozone is concentrated in a layer in the stratosphere, about 9 to 18 miles (15 to 30 km) above the Earth’s surface (see the figure below). Ozone is a molecule that contains three oxygen atoms. At any given time, ozone molecules are constantly formed and destroyed in the stratosphere.

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