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Question:

Addition of phosphate fertilisers to water bodies causes: deposition of calcium phosphate, enhanced growth of algae, increase in fish population, increase in amount of dissolved oxygen in water

increase in fish population

increase in amount of dissolved oxygen in water

deposition of calcium phosphate

enhanced growth of algae

Solution:

Addition of phosphate fertilizers to water bodies causes enhanced growth of algae. This decreases the oxygen for sea animals. This results in water pollution.