Multiple choice

Which of the following is the root cause behind the extinction of biodiversity?

  1. Habitat destruction

  2. Population explosion

  3. Over grazing

  4. Unprecedented pollution
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Population Explosion is the root cause behind the extinction of biodiversity. Options 1, 3 and 4 represent only the symptoms through which population explosion destroys biodiversity. As the world's population grows unsustainably, so do its unyielding demands for water, land, trees and fossil fuels — all of which come at a steep price for already endangered plants and animals.

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