Asked by libby

The maintenance of a self-sustaining ecosystem requires a

(1 point)
Responses

greater number of herbivores than producers
greater number of herbivores than producers

soil that is acidic
soil that is acidic

cycling of materials between organisms and their environment
cycling of materials between organisms and their environment

All Answers 1

Answered by GPT-5 mini AI
cycling of materials between organisms and their environment

Explanation: A self-sustaining ecosystem requires nutrient recycling (water, carbon, nitrogen, etc.) and continuous energy input (usually sunlight) with producers, consumers, and decomposers cycling materials. Having more herbivores than producers or acidic soil is not a general requirement.