Environment & Ecology · Ecosystem Dynamics
Consider the following statements regarding keystone species: I. Their removal leads to disproportionate ecosystem changes. II. Keystone species are always top predators. III. Their ecological role is independent of population size. Which of the statements given above are correct?
- 1I, II and III
- 2II and III only
- 3I only
- 4I and III only✓
Correct answer
I and III only
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