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प्रश्न
The oceanic ridge comes into existence due to.
पर्याय
convergence of tectonic plates
divergence of tectonic plates
lateral movements of plates
stearing of plates
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उत्तर
divergence of tectonic plates
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संबंधित प्रश्न
Assertion(A): Submarine canyons are deep gorges on the ocean floor.
Reason(R): They are mainly restricted to continental shelf, slope and rise.
Mention the various relief features of ocean floor.
Write a note on continental shelf and continental slope.
Assertion (A): The Ocean water is dynamic
Reason (R): Waves and currents are in horizontal motion while tides have vertical motion.
Assertion (A): On the basis of temperature, ocean currents can be classified as warm currents and cold currents.
Reason (R): The movement of ocean current from the low latitudes towards high latitudes cause cold current.
What is Hypsometric curve?
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.
Assertion (A): The ocean/seawater does not contains calcium in great quantities.
Reason (R): Many of the aquatic animals with shells use the dissolved calcium in the seawater to build their protective shells.
What is called continental rise?
