Question

Well into the twentieth century, many scientists believed the ocean floor was

Answer 1

Well into the twentieth century, many scientists believed the ocean floor was FLAT.


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Answer 2

Well into the twentieth century, many scientists believed the ocean floor was Flat.

Option B

EXPLANATION:

• Earlier the sailors and scientists had the belief that the ocean floor would simply be flat and this belief continued to be found till the twentieth century.
• But only after the recent studies done in the field of oceanography (the study of oceans), biogeography, and geomorphology that we know that the ocean floor is not flat, it has cliffs, trenches, rifts, etc. all inside it.
• And, These structures of the ocean are crucial for the biodiversity of the ocean and most importantly ocean currents which play a significant role in controlling the temperature of our planet.
• These structures are also a huge source of various reserves of the earth. For example, the sedimentary rocks in the oceans act as a giant reservoir of carbon.

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