Advertisements
Advertisements
प्रश्न
If they cook food using wood or upla (cow dung cakes), what difficulties do they face due to smoke?
Advertisements
उत्तर
The smoke from wood or cow dung cakes creates many difficulties; like coughing, nausea, headache, and lung diseases.
APPEARS IN
संबंधित प्रश्न

- Which of the vehicles do you think to give off smoke? Put a red mark on those.
Suggest some ways to deal with the problems arising out of the growing number 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.
Why are the prices of petrol and diesel going up?

- Where all is an oil used?

- Where is diesel used? Find out.
Have you ever collected dry wood or made cow dung cakes? How are they made?

1. In the year 1976, out of 100 how many houses used uple and wood?
2. Which was the fuel used the least in 1976?
3. In 1976, LPG and kerosene were used in ______ houses, and in 1996 this increased to ______. This means that in twenty years their use increased by________%.
4. Out of 100, how many houses were using electricity in 1996?
5. Which fuel was used the least in 1996? What percentage of houses used it in the year 1976?
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.
