Fundamentholfundamenthol
NEET2022Biology
Q.

While explaining interspecific interaction of population, (+) sign is assigned for beneficial interaction, (-) sign is assigned for detrimental interaction and (0) for neutral interaction. Which of the following interactions can be assigned (+) for one species and (-) for another species involved in the interaction ?

  1. A

    predation

  2. B

    Amensalism

  3. C

    Commensalism

  4. D

    Competition

Solution

In predation, the predator benefits from consuming the prey while the prey is harmed. The interaction is therefore (+, -).

Amensalism is (-, 0), commensalism is (+, 0), and competition is (-, -).

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