Q35 of 36 Page 28

What steps would you suggest for the judicious use of fossil fuels?

The steps for judicious use of fossil fuels are:

a) Use of alternative sources of energy like solar energy.


b) We can opt for car pooling.


c) We can use public transport.


d) We can either walk or use the cycle to travel short distances.


e) We should handle these fuels efficiently during transport minimizing their loss.


More from this chapter

All 36 →
32

Why petrol is exhaustible natural resource, whereas sunlight is not? Explain.

 33

Write some important uses of the various constituents of petroleum.

 34

Coal reserves are said to be enough to last for another hundred years. Do you think we need to worry in such case? Why or why not?

 36

Complete the crossword Fig. 5.2 with the help of the clues:


Across


1. Fuels obtained from dead remains of living organisms. (6,5)


2. A process by which the various constituents of petroleum are separated. (8)


3. A porous black substance obtained from coal. (4)


4. Another name for motor fuel. (6)


Down


5. The substance obtained by carbonization. (4)


6. Fuel for heavy motor vehicles. (6)


7. A petroleum product used for road surfacing. (7)


8. Dead remains of sea animals got converted into it. (9)