Question

A sealed Ecosphere is able to perpetually sustain life until what happens? A. Oxygen is depleted. B. The producers use up all the carbon dioxide (CO2). C. Energy makes it to the highest trophic level. D. Necessary minerals become locked in deposits.

Answer 1

Answer:

D. Oxygen is DEPLETED

Explanation:

iT NEEDS OXYEN TO SUSTAIN IN A CLOSED ENVIRONMENT

Answer 2

A sealed ecosphere is able to constantly continue life until oxygen is depleted. The correct option is A.

What is a sealed ecosphere?

A sealed ecosphere is a name given to a sealed ecosystem designed and made by Ecosphere Associates, Inc. These are miniature ecosystems in glass containers.

These miniature ecosystems continuously need oxygen to survive, because it contains small plants or mosses, or algae to grow inside.

Thus, option A. Oxygen is depleted is correct.

Learn more about sealed ecosphere, here:

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