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പ്രകൃതിയിൽ നിന്ന് ലഭിക്കുന്ന ഏറ്റവും ശുദ്ധമായ ജലം?

Aനദീജലം

Bകായൽ ജലം

Cകിണറിലെ ജലം

Dമഴവെള്ളം

Answer:

D. മഴവെള്ളം


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