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प्रश्न
The underlined word in the following sentence have been jumbled up. Write them in their correct form.
Keenrose is a fuel used in jet crafts.
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उत्तर
Kerosene is a fuel used in jet crafts.
संबंधित प्रश्न
Explain the process of formation of petroleum.
Why are coal and petroleum categorised as natural resources? Give a reason as to why they should be used judiciously.
Choose one term from the following which include all others :
coal, natural gas, fossil fuels, petroleum
Name a clean gaseous fuel other than LPG and natural gas.
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?
There are two important fuels A and B both of which are extracted from deep inside the earth. Fuel A is a thick, dark, foul smelling liquid whereas fuel B is a black solid. Combustion of both the fuels produces products, C, D, E and F. The product C makes the rainwater only slightly acidic but it is mainly responsible for causing global warming. The product D is neither acidic nor basic. It is harmless and does not affect the environment in any way. Both E and F attack breathing system of humans and are mainly responsible for causing acid rain. In addition to combustion of fuels A and B, the product F is also formed when lightning occurs in the sky.
(a) What are (i) fuel A, and (ii) fuel B?
(b) Name (i) C (ii) D (iii) E, and (iv) F
(c) What is the process of formation of F during lightning known as?
(d) Which fuel is supposed to be exhausted sooner : A or B?
(e) Which fuel is mostly used for generating electricity at thermal power plants?
The term petroleum means ________
Coal and petroleum are formed from the dead remains of organisms and are known as ______.
Crude oil is used as a sealant for waterproofing various surfaces.
