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प्रश्न
Continental shelf provides good fishing ground.
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उत्तर
They are shallower, thus enables sunlight to penetrate through the water. This encourages abundant growth of grass, sea weeds and plankton. Hence these zones become the richest fishing grounds in the world, e.g. The Grand Banks of Newfoundland.
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संबंधित प्रश्न
The temperature of the ocean waters generally_______ at greater depth.
Assertion(A): Submarine canyons are deep gorges on the ocean floor.
Reason(R): They are mainly restricted to continental shelf, slope and rise.
Assertion (A): Atolls are more common in the Atlantic ocean.
Reason(R): The marine population at the depth is less.
Explain the types of ocean currents.
Consider the following statement.
- Sylvia Earle is a famous American oceanographer
2. The continental shelves have extensive deposits of mineral fuels.
3. Submarine fans are located in continental slope.
4. Abyssal plains are otherwise called shallow sea plains.
Explain the term
Isohaline
Assertion (A): Continental slope is free from deposits as they are steep.
Reason (R): Abyssal plains appear as a uniform flat and featureless plain.
Give reason for the following.
Most of the Creek area get submerged.
The oceans are salty. Why?
Why is the salinity at the equator less even though it experiences high temperature?
