Tag: reason for finishing of materials (resources)

Questions Related to reason for finishing of materials (resources)

Which of the following is the main component of natural gas is

evs how to save fuel define fossil fuels conservation of fuels reason for finishing of materials (resources) fuel and conservation

  1. Mehtane

  2. Propane

  3. Butane

  4. Pentane

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Correct Option: A
Explanation:

The main component of natural gas is methane $CH _4$ some other gases like butane ethane are also present.
Hence option A is correct.

Use of public transport system instead of private vehicles

evs how to save fuel define fossil fuels conservation of fuels reason for finishing of materials (resources) fuel and conservation

  1. Increases pollution

  2. Decreases pollution

  3. Does not effect pollution

  4. None of the above

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Correct Option: B
Explanation:

Use of public transport system instead of private vehicles decreases the pollution as many people use only one vehicle which consume less fuel.It decreases the fuel consumption and pollution.
Hence option B is correct.

Which of the following is best to be used as fuel

evs how to save fuel define fossil fuels conservation of fuels reason for finishing of materials (resources) fuel and conservation

  1. Oil

  2. Wood

  3. Coal

  4. Natural gas

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Correct Option: D
Explanation:

Natural gas is best to use as fuel because it produces less pollution and more efficiency.Less quantity is needed for more work.
Hence option D is correct.

Deforestation

evs how to save fuel define fossil fuels conservation of fuels reason for finishing of materials (resources) fuel and conservation

  1. Increases pollution

  2. Decreases pollution

  3. Does not effect pollution

  4. None of the above

Show answer
Correct Option: A
Explanation:

Deforestation  is decrease in number of trees in forest so this leads to in decrease the photosynthesis process which in turn increases the pollution.
Hence option A is correct.