what does a marine fossil in a desert tell scientists?
A. marine fossil could not be found in the desert
B.the desert was always a desert
C.the area was once under water
D.marine life was once on land

• Based on studies like discoveries of marine fossils underneath the desert has shown that some of the deserts today like Sahara was once home to the biggest catfish and sea snakes. However, with time, the sea transformed into a desert.

• This change is termed as ocean deserts or oxygen starved regions of the ocean.

• This can take place naturally.

• However, nowadays, with the application of excess nitrogen fertilizers and effluents from sewage and factories into the water bodies, the water bodies are turning into barren lands and deserts.

Thus, the correct statement is that the area was once under water.

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what does a marine fossil in a desert tell scientists? A. marine fossil could not be found in the desert B.the desert was always a desert C.the area was once under water D.marine life was once on land

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what does a marine fossil in a desert tell scientists?
A. marine fossil could not be found in the desert
B.the desert was always a desert
C.the area was once under water
D.marine life was once on land