Question

2 Of the earth's total water resources, the freshwater available for our use is
(a) 3per cent
(b) 1 per cent
(c) less than1 per cent​

Answer 1

Answer:

(a) 3per cent

Explanation:

Because earth contains 71per cent of water but 68per cent of it is held by ocean and sea, which is referred to be salty.