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Coal is called fossil fuel because |
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(a) |
in future coal will become completely exhausted |
(b) |
it was formed 300 million years ago |
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(c) |
fossils are obtained along with mining of coal |
(d) |
it was formed from the dead remains of living organisms |
|
Coal is called fossil fuel because |
|||
|
(a) |
in future coal will become completely exhausted |
(b) |
it was formed 300 million years ago |
|
(c) |
fossils are obtained along with mining of coal |
(d) |
it was formed from the dead remains of living organisms |
it was formed from the dead remains of living organisms