Examveda
Examveda

Water with hardness of more than 300 mg of CaCO3/ litre is regarded as

A. Hard water

B. Soft water

C. Pure water

D. Carbonated water

Answer: Option A


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Sex ratio is defined as

A. No. of females/1000 males

B. No. of males/1000 females

C. No. of female births in 1000 births

D. No. of male births per 1000 births