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प्रश्न
We should use petrol and diesel judiciously. Think why?
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उत्तर
We should use them carefully and judiciously as they are fossil fuels and one of our important resources of our Earth which are not available in plenty and require millions of years to form and regenerate.
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संबंधित प्रश्न
- What problems do we face from speeding vehicles?
What problems can we have from smoke coming out of vehicles?
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.
Suggest some ways to save oil.
Do you know anyone who collects dry wood or leaves to be used for lighting a chulha?
Who cooks food in your family? What about other families in your area?
If they cook food using wood or upla (cow dung cakes), what difficulties do they face due to smoke?
When they were young what was then used to cook food at home?
In the past 10 years use of which cooking fuel has increased in your area? Use of which fuel has decreased?
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.
