Biology · Ecology and Environment
Which of the following statements regarding ecosystems is correct?
- 1The flow of energy in the ecosystem is unidirectional.✓
- 2The pyramid of energy is always inverted.
- 3All ecosystems are stable in size.
- 4In nature, only food chains exist, but not food webs.
Correct answer
The flow of energy in the ecosystem is unidirectional.
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