Environment Science Questions and Answers - General Knowledge

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Topic: Environment Science Questions and Answers

  • ⇛ Environment Science Quiz Page 6


Almost 99% of clean air consists of two gases which are;

A. Nitrogen and Carbon Dioxide.
B. Oxygen and Argon.
C. Oxygen and Carbon Dioxide.
D. Nitrogen and Oxygen.


Ozone layer exists in;

A. Troposphere.
B. Stratosphere.
C. Mesosphere.
D. Ionosphere.


Ozone layer is being depleted by;

A. Smog.
B. Sulphur dioxide.
C. Carbon monoxide.
D. Chloroflurocarbon.

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