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While explaining interspecific interactions of populations, (+) sign is assigned for beneficial interaction, (-) sign is for detrimental interaction and (O) for neutral interaction. Which of the following interaction has (-) for one species and (O) for another species?

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Predation

Commensalism

Amensalism

Competetion

answer is C.

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Detailed Solution

Amensalism is an association between organisms of two different species in which one is affected and the other is unaffected.

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