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प्रश्न
Excessive burning of fossil fuels is a major cause of ______.
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उत्तर
Excessive burning of fossil fuels is a major cause of air pollution.
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संबंधित प्रश्न
Fill in the following blank with suitable word :
When a fuel burns in an insufficient supply of air, then some poisonous gas called ......... is also produced.
Name the products of combustion of fossil fuels like coal and petroleum products. How do they affect us and our environment?
State any five steps to reduce the consumption of coal and petroleum products.
The poisonous gas which reduces the oxygen-carrying capacity of blood to a large extent is :
(a) SO2
(b) NO
(c) CO
(d) CO2
Which of the following is not a natural resource?
(a) soil
(b) water
(c) electricity
(d) natural gas
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 |
You are provided with a mixture of petroleum and water. Can you suggest a method to separate the two?
The underlined word in the following sentence have been jumbled up. Write them in their correct form.
Umpetlore is a fossil fuel.
We say fossil fuels will last only for a few hundred years. Comment.
