Question

For which of the following purposes is saline water NOT used?
(i) For washing clothes
(ii) For drinking
(iii) For agriculture.

• A. Only (i) and (ii)
• B. Only (ii) and (iii)
• C. Only (i) and (iii)
• D. (i), (ii) and (ii)

Answer 1

The correct option is D (i), (ii) and (ii)

Saline water is hard due to dissolved salts in it. Due to this, it is not used for many puropses:

• Washing clothes: Soaps do not easily form lather with hard water.
• Drinking: Excessive salts in saline water makes it harmful for consumption and causes dehydration.
• Agriculture: Salts in the saline water deposit in the soil making it infertile.