Question

a symbiotic relationship in which one species benefits and the other is harmed is known as
mutualism.
predation.
commensalism.
parasitism.

Explanation:

• Mutualism: Both species benefit. Eliminate.
• Predation: Not a symbiotic relationship (symbiosis involves close, long - term interaction; predation is usually short - term). Eliminate.
• Commensalism: One benefits, the other is unaffected. Eliminate.
• Parasitism: One species (parasite) benefits, the other (host) is harmed. This matches the description.

Answer:

D. parasitism