Question

When the amount of dissolved oxygen decreases in a pond, the organisms that can survive in the new condition change too.

True
Or
False

Answer 1

Answer:

True.

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Explanation:

Oxygen levels may be reduced when water becomes too warm or when there are too many bacteria or algae in the water. After the algae complete their life cycle and die, bacteria consume the dead algae. ... This decrease in dissolved oxygen can cause fish kills and death to other aquatic organisms