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प्रश्न
- Which of the vehicles do you think to give off smoke? Put a red mark on those.
उत्तर
Bus, car, auto-rickshaw, motorcycle, scooter, etc. give off smoke. (Mark all vehicles except cycle.)
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संबंधित प्रश्न
| How much oil? | Scooter | Car | Tractor |
| How much petrol/diesel can be filled at a time? | |||
| How far can it go on one litre of petrol/diesel? |
The rates of petrol are different in each city. The rates of petrol and diesel in Delhi are given here. Look at the table and answer the questions.
| Oil | Rate of one litre in 2002 (Oct) | Rate of one litre in 2007 (Oct) | Rate of one litre in 2014 (Oct) |
| Petrol | Rs 29.91 | Rs 43.52 | Rs 67.86 |
| Diesel | Rs 18.91 | Rs 30.48 | Rs 58.97 |
- In 2014, as compared to 2007 the rate of petrol went up by ______ rupees. The rate of diesel increased by ______ rupees.
The rates of petrol are different in each city. The rates of petrol and diesel in Delhi are given here. Look at the table and answer the questions.
| Oil | Rate of one litre in 2002 (Oct) | Rate of one litre in 2007 (Oct) | Rate of one litre in 2014 (Oct) |
| Petrol | Rs 29.91 | Rs 43.52 | Rs 67.86 |
| Diesel | Rs 18.91 | Rs 30.48 | Rs 58.97 |
- What was the difference in the rates of petrol and diesel from 2002 to 2007 and 2007 to 2014?
What would happen if you don’t get petrol or diesel for a week in your village or town?
Suggest some ways to save oil.
Do you know anyone who collects dry wood or leaves to be used for lighting a chulha?
If they cook food using wood or upla (cow dung cakes), what difficulties do they face due to smoke?
Guess the use of which fuel would increase and which would decrease in the next 10 years.
Imagine that a company has given you a chance to design a new vehicle like a minibus. What kind of vehicle would you design? Write about it. Draw a picture and colour it.
Look out for news reports on oil. Cut these and make a collage. Put up a chart in your classroom. Also, write your own views on these news reports.
