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QUESTION N20
GS1
12.5 marks

Mumbai, Delhi and Kolkata are the three mega cities of the country but air pollution is a much more serious problem in Delhi as compared to the other two. Why is this so?

WRITE IN
9 min
200 words

What the examiner wants

Explain/Analyse the exact proposition in the PYQ — “Mumbai, Delhi and Kolkata are the three mega cities of the country but air pollution is a much more serious problem in Delhi as compared to the other two. Why is this so?” — using concept/chronology or mechanism, evidence on both sides where relevant, and a conclusion that answers the directive rather than merely describing Mumbai & Delhi & Kolkata & three & mega.

Explain/AnalyseAnswer exactly what the question asks.

Demand-wise check

  1. 1For the prompt cue ‘Mumbai, Delhi and Kolkata are the three mega cities of the country but air pollution is a much more serious problem in Delhi as co’, directly answer: Mumbai, Delhi and Kolkata are the three mega cities of the country but air pollution is a much more serious problem in Delhi as compared to the other two≈45 words
  2. 2For the prompt cue ‘Mumbai, Delhi and Kolkata are the three mega cities of the country but air pollution is a much more serious pr’, build the causal/institutional mechanism behind Mumbai & Delhi & Kolkata & three & mega, not just a list of features≈45 words
  3. 3For the prompt cue ‘Mumbai, Delhi and Kolkata are the three mega cities of the country but air pollution is a much more serious pr’, add one verified official-source anchor and a limitation/counterpoint specific to Mumbai & Delhi & Kolkata & three & mega≈45 words

Open in about 30 words and close in about 30.

Answer plan

Define both sidesComparison matrix on Mumbai & Delhi & Kolkata & three & megaExamples/evidenceSignificance/judgement

Where marks usually go

  • For the prompt cue ‘Mumbai, Delhi and Kolkata are the three mega cities of the country but air pollution is a much more serious problem in D’, avoid a generic note on Mumbai & Delhi & Kolkata & three & mega; answer the actual wording/directive and the Mumbai & Delhi & Kolkata & three & mega proposition
  • For the prompt cue ‘Mumbai, Delhi and Kolkata are the three mega cities of the country but air pollution is a much more serious problem in D’, do not add examples around Mumbai & Delhi & Kolkata & three & mega unless they prove, qualify or rebut the proposition asked

Value addition

  • Two-column comparison table with a final judgement row
    → 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.