Multiple choice

Parasitism is a relationship between two organisms in which _____________ .

  1. one is benefitted while the other may or may not be harmed

  2. one is benefitted and the other is adversely affected

  3. both are benefitted

  4. both are unaffected

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Parasitism is a symbiotic relationship where one organism, the parasite, derives benefit at the expense of the other host organism, which is adversely affected. Other options describe different ecological relationships like commensalism, mutualism, or neutralism.

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