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प्रश्न
What are the factors that generate the ocean currents?
टिप्पणी लिखिए
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उत्तर
The factors that generate ocean currents are:
- Earth’s rotation
- Prevailing winds and
- Differences in temperature and salinity of ocean water.
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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.
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.
Assertion (A): Oceans are always shown in blue in maps.
Reason(R): It indicates the natural colour of the oceans.
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 |
Continental shelf provides good fishing ground.
What do you mean by ocean currents?
A very long narrow depression on the ocean floor is called ______.
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
Why is the salinity at the equator less even though it experiences high temperature?
