Question

Which of the following is NOT true about ecosystems? (a) They include biotic components. (b) They can be a wide range of sizes. (c) They include no human components. (d) Many interactions among species occur in them. (e) They include abiotic components.

Answer 1

C they include no human components

Answer 2

Answer: (c) They include no human components.

Explanation: An ecosystem is a biological community made of living organisms (biotic factors like humans, animals, and plants) and their environment (abiotic factors such as rocks, the sun, and water).