Question

An ecosystem is defined as

A.a group of organisms and the habitat they share.
B.the food chain in an area.
C.a predator and prey relationship.
D.the creation of carbohydrates by green plants.

Answer 1

A: a group of organisms and the habitat they share.

Step-by-step explanation:

Answer a is the correct answer.

Answer 2

An Ecosystem is a community of Living Organisms and Non living components of their Environment

OPTION A IS YOUR ANSWER!!!