Environment & Ecology · Ecosystem Concepts
Consider the following statements regarding Ecosystems: I. An ecosystem includes both biotic and abiotic components interacting through energy flows and nutrient cycles. II. Ecosystems are completely self-sustaining closed systems that do not require any external energy inputs. III. The sun is the ultimate source of energy for most ecosystems. How many of the above statements are correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Only one
- 2Only two✓
- 3All three
- 4None
Correct answer
Only two
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