Question
The amount of usable water on earth is limited.
Answer: Option A
:
A
The amount of usable water on earth is limited as not all sources of water give usable water. Water present in oceans is too salty, much of the water is frozen in form of mountainous and polar glaciers. So, only a small portion is available for use.
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A
The amount of usable water on earth is limited as not all sources of water give usable water. Water present in oceans is too salty, much of the water is frozen in form of mountainous and polar glaciers. So, only a small portion is available for use.
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