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प्रश्न
How does an air conditioner help?
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उत्तर
An air conditioner keeps the temperature and moisture of the air in a room at comfortable levels (usually between 20° and 25° C and relative humidity of 35 – 70%).
संबंधित प्रश्न
What do you understand by a ‘natural resource’?
What is a hydro logical cycle?
name five resources which we get from the earth.
What are minerals?
How do forests retain water?
How many biogas plants have been set up in India under the National Biogas Development Programme?
Why is there a complete reversal of pressure gradients over Asiatic landmass?
Define Shifting cultivation
The trees in the Mediterranean region have oily leaves and the bark is quite thick. There is a high rate of transpiration.
Show the following items on an outline map of the world. Prepare the index.
- Colorado Desert
- British Columbia
- Downs Grassland
- Inhabited part of Greenland
- Mediterranean Sea
