Questions

The presence of vitamin D in the body enhances the absorption of calcium by the intestine.

DNA fingerprinting is used to identify the parents, thieves and rapists.

Chawrasia, became the first Indian to successfully defend a European Tour title and the first player to win their first four events in their home country.

The Sahara is the biggest desert in the world.

It occupies the northern one third of the African continent.

In physics, the dynamo theory proposes a mechanism by which a celestial body such as Earth or a star generates a magnetic field.

Earth's crust core contains a large amount of iron and nickel is the evidence of the dynamo theory.

Hubs are specified or operate at Layer1 i.e, the physical layer in the OSI model. Hubs regenerate electrical signals. A hub sends data packets (frames) to all devices on a network, regardless of any MAC addresses contained in the data packet.