Paper 1 · People, Development & Environment
UGC NET 2023 DEC Political Science
What is the correct increasing order of prescribed limits for the following pollutants on a 24-hour basis in residential areas by CPCB? Choose the correct answer from the options given below:
- I. Suspended Particulate Matter (SPM)
- II. Respirable Suspended Particulate Matter (RSPM)
- III. Lead (Pb)
- IV. Ammonia (NH3)
AI, II, III, IV
BII, I, III, IV
CIII, IV, II, I
DIII, II, I, IV ✓ Correct
Answer: D
Explanation
★Increasing order of limits: Lead (III) < RSPM (II) < SPM (I) < Ammonia (IV). Hence option D.
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