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Answered

Which of the following scenarios is representative of parasitism?

a.

Tapeworms living in a mammal’s intestinal tract

b.

Remora fish attaching themselves to sharks

c.

Birds feeding on insects stirred up by grazing animals

d.

Birds eating scraps of food from a crocodile’s teeth

Verified Answer :

A, definitely A. The A example, only the tapeworm gains something, the mammal doesn't gain anything whilst in the other examples, both the organisms gain something, for example in B the remora can remove parasites which is good for the fish and provide the remora with food.

MissPhiladelphia

I believe the correct answer from the choices listed above is option A. Tapeworms living in a mammal’s intestinal tract is the scenario that is representative of parasitism. The tapeworms are the parasites and the mammal is the host. Hope this answers the question.

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