The first metal coins appeared in the time of Buddha and they are called ‘Punchmark’ and ‘Aahat’. Those mainly are made up of silver but some are of copper also. They are called Aahat because many symbols are inscribed on them. Such coins are Found in all over the country from Taxila to Magadha to Mysore.

1. Indian black soil is commonly known as black cotton soil or "Regur".

2. Black soil is known as black cotton soil because cotton is an important crop which is grown in this type of soil.

3..Black soil is good for the production of cotton, oilseeds, wheat, linseed, millet and tobacco. This soil is rich in calcium carbonate, potash, lime but has low phosphorus content. Black soils can hold a lot of moisture.

4. It is mostly found in the peninsular plateau of India.

Ramgarh Vishdhari Sanctuary has been notified as a tiger reserve. It is the fourth tiger reserve of Rajasthan and 52nd tiger reserve of India. It was notified on May 16, 2022.

Explain: -The Consumption function shows relation between Total Consumption and Total Income. It shows that consumption and income are inversely related