Significance of Biodiversity · NCERT Biology

Why is biodiversity considered essential for human survival?

  1. Humans depend on a single species
  2. It provides life-supporting systems
  3. It reduces competition among organisms
  4. It limits evolution
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Correct answer: It provides life-supporting systems

Biodiversity supports ecosystem services like food, oxygen, clean water, and climate regulation. These are essential for human survival.

Difficulty: Medium Question 17 of 20

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