Question

how aquatic organisms meet there oxygen demand​

Answer 1

Answer:

aquatic organisms their oxygen demand by their gills in the body which intake oxygen present in the water and some animals which are present in the water sometimes goes to the top of the water and reaches oxygen and stores and get oxygen this handsome this happens only in some animals and some animals breathe through their gills and the like fish and shark

Explanation:

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Answer 2

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✝ The dissolved oxygen in water is the main source of oxygen for aquatic animal