Question

question 19 of 20 which situation describes parasitism? a. vegetables grow in a garden frequented by many rabbits. b. a bear catches and eats a salmon from a stream. c. ants feed on aphid wastes and protect the aphids from predators. d. ticks live on and drink blood from a cow.

Explanation:

Parasitism is a symbiotic relationship where one organism (the parasite) benefits at the expense of another (the host). Ticks living on and drinking blood from a cow fit this definition as the ticks benefit while the cow is harmed. Option A is a simple interaction between plants and herbivores, option B is predation, and option C is mutualism.

Answer:

D. Ticks live on and drink blood from a cow.