Questions

The part of the earth and its atmosphere in which living organisms exist or that is capable of supporting life is called Biosphere.

With 9 gold, 12 silver and 19 bronze, India won 40 medals in 5th Asian Indoor and Martial Arts Games and finished the Games at 11th.

Nutrients are the substances in food that provide the raw materials and energy the body needs to carry out all its essential processes.

There are six groups of nutrients:

1. Carbohydrates.

2. Fats.

3. Proteins.

4. Vitamins.

5. Minerals.

6. Water.

This is a layer of atmosphere about 60 to 70 km above the earth and extends to about 400km. It contains ionised particles which can reflect radio waves making radio communication round the world possible.