Social Science : Geography
HYDROSPHERE
V. Give reasons for
the following:
1. The northern hemisphere and
the southern hemisphere are called land and water hemispheres respectively.
The Northern
Hemisphere is called Land Hemisphere and the southern hemisphere is called
Water Hemispheres.
Because,
• The continents and oceans are not evenly distributed in the
Northern and Southern hemispheres.
• Because of this pattern of land and water distribution, the Northern hemisphere (61% Land) is
called Land Hemisphere and theSouthern
Hemisphere (81% Water) is called Water
Hemisphere.
2.
Continental shelf provides good fishing
ground
Continental shelf
are good fishing ground
Because,
As the continental shelves are shallower enabling sunlight to
penetrate through the water and encourages abundant growth of grass, sea weeds
and plankton.
Ex: The Grand Banks
(Newfoundland)
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