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avanturin [10]
3 years ago
8

A sealed Ecosphere is able to perpetually sustain life until what happens? A. Oxygen is depleted. B. The producers use up all th

e carbon dioxide (CO2). C. Energy makes it to the highest trophic level. D. Necessary minerals become locked in deposits.
Biology
2 answers:
polet [3.4K]3 years ago
6 0

Answer:

A  oxygen is depleted

Explanation:

i just took the quiz

DiKsa [7]3 years ago
6 0

Answer:

D. Oxygen is DEPLETED

Explanation:

iT NEEDS OXYEN TO SUSTAIN IN A CLOSED ENVIRONMENT

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