Questions

The persons with 'O' blood group do not have antigens in the red corpuscles. So that blood will not cause agglutination of corpuscles if mixed with any type of blood. So group 'O' persons are called universal donors.

Charles Macintosh (29 December 1766 – 25 July 1843) was a Scottish chemist and inventor of waterproof fabrics.He devoted all his spare time to science, particularly chemistry, and before he was twenty resigned his clerkship to take up the manufacture of chemicals. In this he was highly successful, inventing various new processes. His experiments with one of the by-products of tar, naphtha, led to his invention of waterproof fabrics.

Do as I say, not as I do.

Udaipur, a city in the state of Rajasthan which was named after the Maharana Udai Singh - II, is known for its beautiful artificial lakes around the city and lavish royal residences.

Thus, Udaipur nickname is City of Lakes in India.

Railway Coaches and wagons are manufactured in Perambur, Chennai.

Venus is the only planet that rotates in clockwise where all other planets in the solar system rotates in anti - clockwise direction.

The coding or scrambling of data so that humans cannot read them is known as encryption.

The gold prices in India are determined according to the international market in the following way:

- The price of gold in USD is taken as a base price. Depending on the value of indian rupee as compared to USD (eg- 1 USD= ₹63), the price of gold is converted into rupees.

- The import duties on gold are added to obtain the final price of gold.

• Gold is a global commodity. In the international market, the price of gold is determined by the forces of demand and supply. Higher demand leads to higher price and vice versa. Higher supply leads to lower price and vice versa.