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Gayathri
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Poll
Asked: 2021-06-11T11:36:06+00:00 In:

Major source of air pollution is

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Poll Results

100%(a) burning of fossil fuels ( 4 voters )
0%(b) burning of woods
0%(c) burning of biogas
0%(d) burning of dung cakes
Based On 4 Votes

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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

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    1 Answer

    1. (a) burning of fossil fuels

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