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  9. Q49

TGPSC Group-I 2024 · Question 49 of 144

Collapsing of polar vortex contributes to the stabilization of the ozone layer because it :

Environment

  1. AAllows ozone depleting chemicals to accumulate
  2. BDisperses ozone-destroying forms of chlorineCorrect
  3. CAccelerates ozone depletion reactions
  4. DTriggers the release of additional chlorine into the stratosphere

Answer: B. Disperses ozone-destroying forms of chlorine

Explanation

Collapse of the polar vortex disperses the chlorine species that destroy ozone, helping the ozone layer stabilise.

Source: TGPSC Group-I Preliminary Test 2024 official question paper booklet (held 9 Jun 2024, TEST 224) with Preliminary Key (MASTER), via Adda247

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