Questions

Chlorophyll was first isolated and named by

Why is weightlessness experienced while orbiting the earth in space ships ?

The apparent weight of a person in a lift which is moving down with uniform acceleration is _______.

A person holding a pen in his left hand sees his reflection in the mirror holding the pen in his right hand. This is due to which of the following phenomena?

The pitch of a sound depends on its ____.

Which new definition was included in the Motor Vehicles Act, 2019?

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

The best way to ____________ the children's poor test grades is to teach again the lesson and give a second test.

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

This unresponsive attitude by people must (has hurt) him.