Advertisements
Advertisements
Question
Match the items given in Column I with the items of Column II.
| Column I | Column II |
| (a) Used for road surfacing | (i) Black gold |
| (b) Natural gas | (ii) Vaseline and candles |
| (c) Petroleum | (iii) Bitumen |
| (d) Paraffin wax | (iv) CNG |
Advertisements
Solution
| Column I | Answers |
| (a) Used for road surfacing | (iii) Bitumen |
| (b) Natural gas | (iv) CNG |
| (c) Petroleum | (i) Black gold |
| (d) Paraffin wax | (ii) Vaseline and candles |
APPEARS IN
RELATED QUESTIONS
State one important use of CNG these days.
What should be the minimum wind speed for the satisfactory working of a wind-powered electric generator?
What are the raw materials used for making biogas?
The fuel which is not obtained from biomass is:
(a) firewood
(b) cow-dung cakes
(c) coke
(d) charcoal
The gravitational pull of the moon cause the sea-water to rise periodically.
(a) What name is given to the condition of the sea when water to rise periodically.
(b) What name is given to the condition of the sea when its raised water recedes?
(c) What name is given to the energy which can be harnessed from this natural phenomenon?
(d) Draw labelled diagram to show how this energy can be harnessed from this natural
Select the renewable and non-renewable sources of energy from the following :
- Coal
- Wood
- Water
- Diesel
- Wind
- Oil
Who is the odd one out?
Which one of the following forms of energy leads to least environmental pollution in the process of its harnessing and utilisation?
Why is there a need to harness non-conventional sources of energy? Give two main reasons.
What are the environmental consequences of using fossil fuels? Suggest the steps to minimise the pollution caused by various sources of energy including non-conventional sources of energy.
