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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
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.
The oceanic ridge comes into existence due to.
Which of the following is not correctly matched?
- Gulf Stream - Pacific Ocean
- Labrador current - North Atlantic Ocean
- Canary current - Mediterranean sea
- Mozambique current - Indian Ocean.
Distinguish between Abyssal plains and Ocean deeps.
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.
Explain the term
Continental Rise
Assertion (A): Continental slope is free from deposits as they are steep.
Reason (R): Abyssal plains appear as a uniform flat and featureless plain.
Write a short note on the movement of the ocean water.
When was the National Institute oceanography established? What do they do?
Give reason for the following.
The earth is called the Blue Planet.
