In the Tropical Rain Forests of South America, a Species

Multiple Choice

In the tropical rain forests of South America, a species of frog lives its life cycle in small "ponds" of water caught in large leaves in the tops of trees. The frogs, and the animals they interact with, constitute a/an ________, and the rain forest itself-with all its biotic and abiotic components-constitutes a/an ________.

A) habitat; community
B) community; ecosystem
C) ecosystem; niche
D) ecosystem; community