Name the following:
Most thickly populated city in the world.

Name the following: Most thickly populated country.

Name the following: Most thickly populated city in India.

Name the following: Most thickly populated state in India

Name the following: Country having maximum population

Name the following: The statistical study of the human population of a region.

Name the most thickly populated and least populous states of India.

Name the following: A city most famous for electronics and hence called "The Electronics Capital of India."

Assertion (A) : Severe Acute Respiratory Syndrome (SARS) originated in China. Reason (R) : China is the most populated country of the world.

The population of a certain city was 72000 on the last day of the year 1998. During next year it increased by 7% but due to an epidemic it decreased by 10% in the following year. What was its population at the end of the year 2000?

Name the most abundant enzyme in the world.