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प्रश्न
Assertion (A): Oceans are always shown in blue in maps.
Reason(R): It indicates the natural colour of the oceans.
विकल्प
Both A and R are correct and R explains A
Both A and R are correct but R does not explain A
A is correct but R is false
A is false but R is correct
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उत्तर
Both A and R are correct and R explains A
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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 indicates the correct sequence of the topography beneath the surface of the sea?
Assertion (A): Atolls are more common in the Atlantic ocean.
Reason(R): The marine population at the depth is less.
The height of the waves depends on ______.
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
Isobath
Consider the following statement.
- Submarine Fans which are similar to the alluvial fans found in water.
- Aquatic life has a very slow rate of metabolism.
- Dragon Hole is the deepest known underwater sinkhole in the world.
- Abyssal plains are usually covered by a thick layer of sediments.
Give reason for the following.
The earth is called the Blue Planet.
“71% of the earth is covered by water but very little can be used by humans. Why?
“Though Caspian Sea is enclosed its salinity is just 14 to 17 parts per thousand. Why is it so?
