Questions

Detroit is the largest and most populous city in the U.S. state of Michigan. It is famous for Automobile Industries and is also known as MOTOR CITY.

Competition  occurs when two or more organisations act independently to supply their products to the same group of consumers.

There are mainly two cases when firms can compete. One is price where firms are selling identical or very similar products, they must compete on price with each firm trying to undercut the others. The other is differentiation. A non-price competition depends on making a product different from those of competitors and by giving it distinctive qualities that are valued by the target market. This might include branding, styling, special features or higher levels of customer service. Good competition provides more options to customers and also brings with it improved  customer services.

Uttar Pradesh is the Indian state which share the most borders with 9 different states.

Neighbouring States of Uttar Pradesh –

Uttarakhand and Himachal Pradesh in northwest,

Delhi, Haryana and Rajasthan in west,

Madhya Pradesh in south,

Chhattisgarh in southeast,

Bihar and Jharkhand in east.

In chemistry rusting is called as oxidation. Oxidation is a chemical process where metal gains oxygen and become oxide. In rusting the Iron ore make a chemical reaction with the oxygen in the presence of water and environmental or atmospheric moisture to produce an Iron oxide. Iron oxide is otherwise called as rust.

The rusting of iron is a chemical change because it is two substances reacting together to make a new substance. 

Rusting would only be a physical change if iron molecules remained pure iron throughout the process.

A Jigsaw puzzle.

In 1950 India's first Prime Minister Shri JawaharlalNehru was awarded with India's highest civilian honour BharatRatna.