Skip to content
doubtly
Topic: Population interactions: mutualism, competition, predation, parasitism· Ecology and Environment

Match List I with List II :List I (Interaction) | List II (Species A and B)A. Mutualism | I. +(A), O(B)B. Commensalism | II. -(A), O(B)C. Amensalism | III. +(A), -(B)D. Parasitism | IV. +(A), +(B)Choose the correct answer from the options given below…

Match List I with List II :

List I (Interaction) | List II (Species A and B)

A. Mutualism | I. +(A), O(B)

B. Commensalism | II. -(A), O(B)

C. Amensalism | III. +(A), -(B)

D. Parasitism | IV. +(A), +(B)

Choose the correct answer from the options given below :

1. A-III, B-I, C-IV, D-II

2. A-IV, B-II, C-I, D-III

3. A-IV, B-I, C-II, D-III

4. A-IV, B-III, C-I, D-II

1 answer

Best answer

Answer: 3. A-IV, B-I, C-II, D-III

Key idea: Use the signs for effect on species A and B.

  • Mutualism: +, + (IV).
  • Commensalism: + for A, 0 for B (I).
  • Amensalism: - for A, 0 for B (II).
  • Parasitism: + for parasite, - for host (III).

A-IV, B-I, C-II, D-III. Option 3.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report
Was this answer helpful?

Your answer

Log in or create a free account to answer this question.