जल प्रदूषण का कारण है - – McqOptions

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1.	जल प्रदूषण का कारण है -
A.	बढ़ती जनसंख्या
B.	कीटनाशक
C.	मनुष्य के क्रियाकलाप
D.	उपर्युक्त सभी
Answer» E.

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