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प्रश्न
Give reason for the following:
Petroleum is considered a harmful source of energy.
उत्तर
Because of the environmental damage that comes with its extraction, processing, and burning, petroleum is seen as a hazardous energy source. In addition to being a nonrenewable resource, pollution, greenhouse gas emissions, and global warming are also factors.
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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.
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
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.
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.
What are fossil fuels?
Write an answer to the following question in your own words.
Make a list of the components we obtain from mineral oil.
Which of the following is not a constituent of petroleum?
The underlined word in the following sentence have been jumbled up. Write them in their correct form.
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