A) Phosphate rock only
B) Agricultural fertilizers only
C) Sewage and phosphate rock
D) Sewage and agricultural fertilizers
Correct Answer: D
Solution :
[d] Phosphate pollution of water bodies is caused by sewage and agricultural fertilizers. It leads to eutrophication and causes algal bloom. The algal bloom leads to 'oxygen: depletion in water bodies and causes death of other aquatic living forms.You need to login to perform this action.
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