Question

ecosystems change when ______.
a. living components of an ecosystem change
b. nonliving components of an ecosystem change
c. their stability is disrupted
d. all of the above

please select the best answer from the choices provided

○ a
○ b
○ c
○ d

Explanation:

• Option a: Living components (biotic factors) like species population changes can alter ecosystems (e.g., a new predator).
• Option b: Nonliving components (abiotic factors) like climate or soil changes also impact ecosystems (e.g., drought affecting plants).
• Option c: Disrupted stability (e.g., from natural disasters or human activity) causes ecosystem changes as it upsets the balance.
• Since a, b, and c all describe scenarios that cause ecosystem change, "all of the above" is correct.

Answer:

d. all of the above