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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
The temperature of the ocean waters generally_______ at greater depth.
Consider the following statements.
- Most of the fishing grounds occur in areas where the continental shelf is wide.
- Fishing is well developed in warm tropical watersMixing of warm and cold currents facilitates plant nutrients for fish.
- Inland fishing became significant in India.
Assertion (A): Atolls are more common in the Atlantic ocean.
Reason(R): The marine population at the depth is less.
Mention the various relief features of ocean floor.
Write a note on continental shelf and continental slope.
A very long narrow depression on the ocean floor is called ______.
Assertion (A): The mid ocean ridge is probably the most extensive single feature of the earth’s topography.
Reason (R): The Mid – Atlantic Ridge is the largest unbroken oceanic ridge,
Assertion (A): Continental shelf is almost a uniform zone of sea bed with gentle gradient.
Reason (R): This enables sunlight to penetrate through the water.
What is Dragon Hole?
The oceans are salty. Why?
