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UGC-NET-Paper1

People and Environment

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Which of the following is not a primary air pollutant ?

(1) CO
(2) NO
(3) O3
(4) SO2

निम्नलिखित में से कौन सा प्राथमिक वायु प्रदूषक नहीं है?

(1) CO
(2) NO
(3) O3
(4) SO2
This Question came in
UGC-NET-HomeScience-22-August-2024-Shift-1-Q39
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Ozone (O₃) is not a primary air pollutant; it is a secondary air pollutant.
ओजोन (O₃) प्राथमिक वायु प्रदूषक नहीं है; यह एक द्वितीयक वायु प्रदूषक है।
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