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प्रश्न
The northern hemisphere and the southern hemisphere are called land and water hemispheres respectively.
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उत्तर
The continents and oceans are, however, not evenly distributed in the northern and the southern hemispheres. The northern hemisphere holds 61% of land whereas the southern hemisphere holds 81% of water. It is because of this pattern of land and water distribution, the northern hemisphere is called as the land hemisphere and the southern hemisphere is called the water. hemisphere.
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संबंधित प्रश्न
Match the following:
| 1. | Mariana trench | Decreases salinity in the oceans |
| 2. | Great Barrier Reef | Along the coast of Japan |
| 3. | Spring tides | Deepest point in the Pacific |
| 4. | Heavy rains | Australia |
| 5. | Kuroshio current | Second order landform |
| 6. | Continental slope | On full and new moon days |
Distinguish between Abyssal plains and Ocean deeps.
What do you mean by ocean currents?
Assertion (A): The gravitational pull of the sun and moon on earth cause tides on sea water.
Reason (R): Neap tides are caused when the first and last quarter moon appears.
What role is played by NIO (National Institute of Oceanography)
Abyssal plains in the Atlantic and Indian Oceans tend to be extensive than the Pacific Ocean. Why?
Assertion (A): The ocean/seawater does not contains calcium in great quantities.
Reason (R): Many of the aquatic animals with shells use the dissolved calcium in the seawater to build their protective shells.
What is Dragon Hole?
What is Sea Mount?
Why is the salinity at the equator less even though it experiences high temperature?
