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NEET2026ZoologyOrganisms and PopulationsActual

Choose the correct statements regarding population interactions between two species. A. In both parasitism and commensalism, only one species benefits and the other species is harmed. B. Both species benefit in mutualism. C. Both species benefit in commensalism. D. In parasitism, only one species benefits and the other species is harmed. E. In amensalism, one species is harmed and the other is unaffected. Choose the

Options

  1. AB and E only
  2. BA and B only
  3. CB, D and E only
  4. DA and D only

Correct answer

C. B, D and E only

Step-by-step solution

In mutualism, both species benefit from the interaction (+, +). In commensalism, one species benefits and the other is neither harmed nor benefited (+, 0). In parasitism, one species benefits and the other is harmed (+, -). In amensalism, one species is harmed and the other is unaffected (-, 0). Therefore, statements B, D, and E are correct. Answer: B, D and E only

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