← All questionsGS3 · 2022 · Environment ·Photochemical Smog
QUESTION PYQ 19
GS3
10 marks

Discuss in detail the photochemical smog emphasizing its formation, effects and mitigation. Explain the 1999 Gothenburg Protocol.

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7 min
150 words
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What the examiner wants

For Photochemical Smog, discuss in sequence: first, Discuss in detail the photochemical smog emphasizing its formation, effects and mitigation.; then, Explain the 1999 Gothenburg Protocol.. Keep evidence and the conclusion tied to these exact limbs.

Discuss · ExplainAnswer exactly what the question asks.

Demand-wise check

  1. 1Discuss in detail the photochemical smog emphasizing its formation, effects and mitigation≈55 words
  2. 2Explain the 1999 Gothenburg Protocol≈55 words

Open in about 20 words and close in about 20.

Answer plan

Scientific principleWorking/applicationIndia-specific programme/statusBenefitsRisks/constraintsFuture use for Photochemical Smog

Where marks usually go

  • Over-writing ‘Discuss in detail the photochemical smog emphasizing its formation, effects and…’ while reducing ‘Explain the 1999 Gothenburg Protocol.’ to a token paragraph
  • Adding correct but adjacent facts on Photochemical Smog that do not advance the exact causal, comparative or evaluative task in this PYQ

Value addition

  • Photochemical Smog: risk chain — driver/hazard → exposure → impact → mitigation/resilience
    → Draw it in the body, next to the point it supports.

Official source anchors

These are authoritative sources selected for this exact PYQ. Where a card is an official-domain anchor rather than a fact-level citation, verify the precise provision, definition or data point on the linked source before using it.