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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
How can you as an individual contribute or make a difference to the management of coal and petroleum
Why should fossil fuels like coal and petroleum be used judiciously?
What are the main uses of coal and petroleum products?
State any five steps to reduce the consumption of coal and petroleum products.
Which of the following is not a natural resource?
(a) soil
(b) water
(c) electricity
(d) natural gas
A person buys two electrical devices P and Q for lighting purposes in his house. The device P consumes only 5 units of electricity in a month but device Q consumes 15 units of electricity in a month when used for the same number of hours daily. The device Q wastes a lot of electricity by radiating energy C but P does not do so.
(a) What type of device is (i) P, and (ii) Q?
(b) Name one component which is present in Q but not in P.
(c) Name the energy C.
(d) Which device is more energy efficient : P or Q?
(e) Which fossil fuel is most likely to be conserved if all of us switch over to devices like P?
What are fossil fuels?
You are provided with a mixture of petroleum and water. Can you suggest a method to separate the two?
Coal and petroleum are formed from the dead remains of organisms and are known as ______.
Excessive burning of fossil fuels is a major cause of ______.
