Question

Which of these is true of every ecosystem on Earth?

A. Every ecosystem works in exactly the same way.
B. Every ecosystem has the same number of species.
C. Every ecosystem of a similar type has the same number of species.
D. Every ecosystem has a set of species that are found there naturally.

Answer 1

D. Every ecosystem has a set of species that are found there naturally.

Step-by-step explanation:

This is the answer! Each ecosystem is unique in so many different ways. Ecosystems can't be the same. Instead, each ecosystem has a unique set of creatures that make the food chain and life cycle work!