Question

Parasitism is an interaction between two species in which

• A. Both are harmed
• B. Both are benefited
• C. One is benefited and the other is neither benefited nor harmed
• D. One is benefited and the other is harmed

Answer 1

The correct option is C One is benefited and the other is neither benefited nor harmed

A relationship between species, where one organism, the parasite, lives on or in another organism, the host, causing it some harm, and is adapted structurally to this way of life.

So the correct option is 'one is benefited and the other is harmed'.