Question

26 which of the following is not true about ecosystems? a many interactions among species occur in them b they include no human components c they include abiotic components d they include biotic components

Explanation:

To determine the incorrect statement about ecosystems:

• Option A: Ecosystems have numerous species interactions (e.g., predation, competition), so this is true.
• Option B: Humans are part of ecosystems (e.g., urban ecosystems, agricultural ecosystems), so claiming ecosystems include no human components is false.
• Option C: Ecosystems include abiotic factors (e.g., water, soil, sunlight), so this is true.
• Option D: Ecosystems include biotic components (living organisms like plants, animals), so this is true.

Answer:

B. They include no human components