Explanation
Herpetology, a branch of zoology that deals with the study of amphibians and reptiles,
provide significant insight into the terrestrial and aquatic ecosystem.
Ichthyology: The branch of zoology that deals with fishes.
Serpentology: A branch of zoology that studies snakes.
Ornithology: A branch of zoology dealing with the study of birds.
Final Answer
The correct option is option B) Herpetology.