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Ecosystem (Class XII)

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Multiple Choice

Biological control through antagonism involves

  1. amensalism
  2. competition
  3. parasitism
  4. predation
  1. 1 and 2 only
  2. 2, 3 and 4 only
  3. 1, 3 and 4 only
  4. 1, 2, 3 and 4
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