Question

Which statement best describes ecosystems?
(A) They can never change one they are established.
(B) They constantly change in different ways over time.
(C) Ecosystems always revert back to their original state.
(D) Each ecosystem can exist for only a specific length of time.​

Answer 1

Explanation:

Ecological succession happens when new life takes over an environment. ... Ecological succession, the process by which the structure of a biological community evolves over time. Two different types of succession—primary and secondary—have been distinguished.

Answer 2

Concept: An ecosystem consists of all the organisms and the physical environment with which they interact.

Find: Which statement best describes ecosystems?

Solution: According to the change of nature or weather ecosystem can change their position or place over time.

Ecosystem are always changes to a certain extent.

Final answer:  B) they constantly change in different ways over time.

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