Advertisements
Advertisements
प्रश्न
Name the petroleum product used for surfacing of roads.
Advertisements
उत्तर
Bitumen is a petroleum product that is used for surfacing of roads. It is one of the various petroleum components that separates the process of refining petroleum from petroleum.
APPEARS IN
संबंधित प्रश्न
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?
What are the main uses of coal and petroleum products?
While discussing about coal and petroleum a teacher told his students about PCRA's (Petroleum Conservation Research Association) guidelines to save the fossil fuels while driving vehicles. Deepa was going to her school with her mother who was driving car. At the traffic signal, when the light was red, Deepa suggested her mother to switch of the engine.
After reading the above passage, answer the following questions :
(a) Fossil fuels are natural resources, then why do we need to conserve them?
(b) List any two ways of saving the fossil fuels.
(c) State two values exhibited to Deepa.
List the products of combustion of fossil fuels. What are their adverse effects on the environment?
Match the following.
| Octane rating | Diesel |
| Cetane rating | Methane |
| Simplest hydrocarbon | Petrol |
| Peat | Bown in colour |
| Lignite | First stage coal |
Which of the following is not a constituent of petroleum?
Petroleum was formed from organisms
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.
We read in newspapers that burning of fuels is a major cause of global warming. Explain why.
