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प्रश्न
Petroleum was formed from organisms
विकल्प
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
Name a clean gaseous fuel other than LPG and natural gas.
Fill in the following blanks with suitable words :
LPG is a ........... fuel but biogas is not a..........fuel.
Although coal and petroleum are produced by the degradation of biomass, even then we need to conserve them. Why?
What are the main uses of coal and petroleum products?
A man bought a device X which could cook pulses, vegetables and rice without using any fuel like wood, coal, kerosene or LPG, etc. This device did not work at night. It also took a lot of time for cooking.
(a) Name the device X.
(b) What is the source of energy which cooks food in this device?
(c) What is the name of the process which traps energy in this device?
(d) State one advantage (other than saving on fuel) or using such a device for cooking food.
What are fossil fuels?
What is known as destructive distillation? Write about the products obtained from fractional distillation of petroleum.
Which of the following is not a constituent of petroleum?
We read in newspapers that burning of fuels is a major cause of global warming. Explain why.
Write some important uses of the various constituents of petroleum.
