Question

11. Why does increased level of nutrients in the
water affect the survival of aquatic organisms?
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Answer 1

Answer:

Increased level of nutrients result in the excessive growth of algae in the water. Death of the algae in turn, results in flourishing of the microorganisms. These microbes consume a lot of oxygen present in water. The insufficient oxygen content poses trouble for other aquatic animals and leads to their death.

Answer 2

Answer:

Dissolved oxygen is consumed by the plants and algae, due to this there is deficiency dissolved oxygen in the animals. That's the reason for increased level of nutrients in the water affect the survival of aquatic animal.

Explanation:

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