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Bhavna
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Asked: 2021-06-14T06:02:59+00:00 In:

Define air pollution.

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NCERT Important Questions Class 9 Science biology Chapter 14
Important NCERT Extra Questions
Chapter 14 Natural Resources
NCERT Book Extra Questions for Session 2022-2023
CBSE Board and UP Board Others state Board

2021-2022biologybiology chapter 14cbsechapter 14class9natural resourcesncertscience
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      Air pollution is degradation of the quality of air due to addition of natural or human made particulate matter, gases and vapours that have an adverse effect on humans, animals and vegetation.

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