SSC PYQTier 1 2025

SSC CGL – Combined Graduate Level Examination · Question 49

Which factor poses a major threat to coral reefs worldwide?

  1. Soil erosion
  2. Ocean warming and acidification
  3. Desertification
  4. Urban housing
Show answer & explanation

Answer: (B) Ocean warming and acidification

Explanation

Warming causes bleaching; acidification weakens coral skeletons.