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प्रश्न
Petroleum was formed from organisms
पर्याय
living on the land
living on the plants
living in the sea
living on the rocks
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उत्तर
living in the sea
Explanation:
Petroleum was formed by the decomposition of the remains of tiny plants and animals buried under the sea millions of years ago.
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संबंधित प्रश्न
Process of separation of different constituents from petroleum is called ______.
Why are coal and petroleum categorised as natural resources? Give a reason as to why they should be used judiciously.
Which fossil fuel is conserved when we use bicycle for covering short distances instead of a motorbike?
Although coal and petroleum are produced by the degradation of biomass, even then we need to conserve them. Why?
Why should fossil fuels like coal and petroleum be used judiciously?
State any five steps to reduce the consumption of coal and petroleum products.
Which of the following combination of terms has no fossil fuel?
(a) wind, ocean, coke
(b) kerosene, tide, wind
(c) wood, wind, sun
(d) petrol, wood, sun
Match the following.
| Octane rating | Diesel |
| Cetane rating | Methane |
| Simplest hydrocarbon | Petrol |
| Peat | Bown in colour |
| Lignite | First stage coal |
Write some important uses of the various constituents of petroleum.
Crude oil is used as a sealant for waterproofing various surfaces.
