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Question Practice

Which of the following is a common method to measure air pollution levels?

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MCQ_SA
CBSE
Class 12
Geography
India - People and Economy
Geographical Perspective on Se...
Question Bank

Which of the following is a co...

Single Answer MCQ
Q-00088478

Which of the following is a common method to measure air pollution levels?

1

pH testing

2

Sound level meters

3

Particulate matter sensors

4

Temperature gauges

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