Advertisements
Advertisements
प्रश्न
Discuss the ways by which you can conserve energy, especially petroleum and electricity, in your homes and school. What changes do you need to make in your daily routine to save these precious resources?
उत्तर
I would preferably follow all the ways mentioned in the question to conserve energy.
- Careful use of petroleum and electricity : One should preferably use bicycle or barefoot for shorter distances instead of cars. One must switch off the switches when lights/fans are not required.
- Careful use of water when washing and gardening : One should properly utilise the water while washing clothes and gardening. Do not keep the taps open and waste water.
APPEARS IN
संबंधित प्रश्न
Hydroelectricity is considered a good energy option for the future. Why?
Electricity is very important for all of us. We need it for our homes, offices, industries, and agriculture.
Make a list of five different ways in which you can save electricity, for instance, switching off fans, ACs, light at home, and in school when these things are not required.
Fill in the blank
Geothermal energy is the heat of the _______.
Match the following.
| Column A | Column B |
| 1. Solar energy | (i) Ganga |
| 2. Hydroelectricity | (ii) Windmill |
| 3. Coal | (iii) Sun |
| 4. Wind | (iv) Non-renewable |
| 5. Farakka barrage | (v) Water |
Which countries are major producers of wind power in the world?
What is biogas? How is it useful to us?
Explain briefly geothermal energy.
Large – scale hydroelectric projects have an impact on the environment. Search the Internet to find out how these projects affect the flora and fauna, and people’s lives in the area.
On the outline map of India given here, mark and name any five hydroelectric projects in India.
Where does your water come from?
Each city has a different source for its water supply like reservoirs, rivers, or wells. Find out where your town or city gets its supply of water from.
