Question

Which of these resources covers
about three-fourths of the total
surface of earth?
(a) land
b. water​

Answer 1

Water is the resources covers  about three-fourths of total  surface of earth

Explanation:

• Our earth’s ¾ th surface is covered with water.
• Presence of huge amount of water we face water problems on earth because 97% of water is from sea which is not usable because of their salty nature.
• On rest 3% of water, only 1 % of water is available in the form of rivers, lakes, and streams.
• The total volume of freshwater which we can use is only 2.5%. This is a natural problem but, water wastage by us is major problem.

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