The Goby is a small fish that lives on other sea animals. The Goby gains food and protection yet offers nothing to the fish it lives on. This situation is an example of –

Question

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parasitism

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mutualism

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commensalism

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predation

Answer 1

The situation you described is an example of commensalism. In commensalism, one organism benefits while the other is neither helped nor harmed. In this case, the Goby benefits from living on other sea animals, while the host fish do not receive any significant benefits or harm from the relationship.