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प्रश्न
What can we do to reduce noise of the vehicle and save petrol and diesel? Discuss.
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उत्तर
We should use silencers in vehicles. Also, we should stop the engine while waiting at the railway crossing. It is the smoke from the engines that get collected.
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संबंधित प्रश्न
Why was there so much smoke and noise from the vehicles at the level crossing?
What was the bridge built over?
What did you see below the bridge?
Find out why bridges are made.
Have you ever been through a tunnel? How did you feel?
The route from Goa to Kerala has a total of 2000 bridges and 92 tunnels! Why do you think there are so many bridges and tunnels?
Imagine, if on the way there had been no tunnels and bridges, how would Omana’s train have crossed the mountains and rivers?
Which languages do you speak at home?
Draw a coconut tree and discuss it in the class about it.
Find out in which states these languages are spoken?
| Language | Where it is spoken (State) |
| Malayalam | |
| Konkani | |
| Marathi | |
| Gujarati | |
| Kannada |
