Home Biology Ecosystem Structure and Function, Productivity and Decomposition Which of the following is secondary pollutan…
Biology Ecosystem Structure and Function, Productivity and Decomposition Single Correct MCQ
Published on: August 13, 2026

Which of the following is secondary pollutant?

A
PAN
B
CO
C
NO 2
D
SO 2

Share this question

For Instagram sharing, use “Apps” on mobile or copy the link.

Text Solution

Verified by Experts
The correct answer is:
A

Secondary Pollutants: These are not emitted directly into the air but form when primary pollutants react with each other or with atmospheric components like sunlight (e.g., PAN and Ozone).

Primary Pollutants: These are emitted directly from sources like volcanoes or car exhausts; examples include CO, NO 2 , and SO 2 .

──────────────────────────────────────────────────────────────────────────────────────────

Prepare Smarter with CGP Edu

Get practice questions, solutions, and test series in one place.

Write a Review

Share your experience with this question and solution.

Commentary

Send your comment, doubt, correction, or feedback to admin.

Student Reviews

What students say about this solution

No reviews yet. Be the first to write a review.

Similar Questions

Explore conceptually related problems

CG
CGP Question Assistant Question Bank + AI Help
Hi! Type your question or upload one screenshot. First I will search related questions from CGP Edu Question Bank. If none match, type YES and I will solve it with AI.
Upload only one screenshot at a time. Flow: Question Bank first → If not matched, type YES for AI solution.