Which of the following organs is capable of removing

Which one of the following is not a part of nerves?

A boy sitting in a train moving with a uniform velocity drops a coin outside. A man standing outside the train will find the trajectory of the coin to be -

What is the name of the protein digesting enzyme released by the gastric glands?

A black body at temperature 500 K emits radiation. If its temperature is doubled, by what factor does its emitted power increase?

Which vitamin helps in improving night vision?

Group number and valency have no relation in

When a metal reacts with dilute hydrochloric acid, it produces:

Which of the following disease affects the brain of a person?

What is the focal length of a double convex lens for which the radius of curvature of each surface is 30 cm and the refractive index of glass is 2.50 ?

What happens to the gravitational force between two objects if the distance between them is doubled ?