Fill up the blanks. I …A…used as refrigerants which reacts …

Biology Environmental Issues ( Not In Syllabus ) Greenhouse Effect, GlobalWarming and Ozone Depletion Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 13, 2026

Fill up the blanks.

I …A…used as refrigerants which reacts withUVin …B…to release…C…atoms.

II Chlorine atoms act as…D…to degrade ozone and release molecular…E….

III Bad ozone is formed in…F…and is harmful to plant and animals.

IV Good ozone is formed in…G…and absorbs harmful …H…from the sun.

Complete the given set of statements by filling appropriate options in the blanks A-H.

A–NO2, B–Troposphere, C–Floride, D–Catalyst, E–CO2, F–Stratosphere, G–Atmosphere, H–Infrared radiation

A–CFCs, B–Stratosphere, C–Chlorine, D–Catalyst, E–Oxygen, F–Troposphere, G–Stratosphere, H–UV radiations

A–CO2, B–Ionosphere, C–Calcium, D–Catalyst, E–Chlorine, F–Ionosphere, G–Troposphere, H–Infrared radiation

A–CH4, B–Stratosphere, C–Sodium, D–Catalyst, E–Oxygen, F–Atmosphere, G–Ionosphere, H–UV radiation

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