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प्रश्न
Coal is formed from the remains of
पर्याय
vegetation only
animals only
both vegetation and animals
neither vegetation nor animals
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उत्तर
vegetation only
Explanation:
Coal is formed by the decomposition of large land plants and trees buried under the earth about 300 million years ago.
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संबंधित प्रश्न
Fossil fuels are ______, ______ and ______.
Fossil fuels can be made in the laboratory.
Naphthalene balls are obtained from coal tar and are used as
Coal tar is a black, thick ______ with an ______ smell.
The black thick liquid with ______ smell is known as coal tar.
Write True/False against the following statement.
Under high temperature and pressure, dead plants get slowly converted to coal.
Write the characteristics and some important uses of coal.
______ coal is black and dull coal.
What is deep mining?
Explain the destructive distillation of Coal.
