Question

Which interaction BEST illustrates the concept of mutualism?

A) Jaguars feeding on wild pigs.
B) Squirrels playing with other squirrels.
C) Malaria protozoans living on the blood of a host.
D) Nitrogen-fixing bacteria in root nodules of legumes.

Answer 1

D) Nitrogen-fixing bacteria in root nodules of legumes.

Answer 2

D) Nitrogen-fixing bacteria in root nodules of legumes.

Step-by-step explanation:

Mutualism is a concept in Biology that describes the ecological interaction between more than one species in which all species involved benefit from this interaction. Root nodules are generally seen on roots of legumes and they have symbiotic relation with nitrogen-fixing bacteria, which is one form of mutualism.