Question

71%
29%
Land
Water
Hydrosphere
he hydrosphere is the sphere of water on Earth. It is essential for all forms of life on Earth.
bout 71 per cent of the Earth's surface is covered with water
hd 29 per cent of it is land. Because of its large water surface,
ur Earth is known as the 'Blue Planet or the 'Watery Planet'.
he five major oceans of the world make up the largest part of
e hydrosphere. Ocean and sea water is saline and not fit for
nsumption by living organisms. Freshwater on Earth is less
Composition of land and
an 1 per cent. Only freshwater is suitable for human beings and
ner living organisms. Freshwater is found in the form of ice sheets, rivers, lakes, ponds,
d underground water. Rain is an important source of freshwater.
e Unique Water Cycle on Earth
e Earth's water is always in motion-it is always changing states, from liquid to vapour,
ce, and back again to liquid. The heat of the Sun causes water to evaporate from the
eshwater: water that does not contain salt
water on Earth
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Answer 1

Answer:

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