Questions

Which one among the following is a main system board of a computer?

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

To show approval or praise by clapping.

In the ancient world all of France and Belgium and parts of Netherlands, Switzerland and Germany made up one political entity. Which one?

In 1970, an organized resistance to the destruction of forests spread throughout India and came to be known as-? 

Chemical formula for sulphurous acid is:

Which of the following is one of the commercial products obtained from Gelidium and Gracilaria and are used to grow microbes and in preparations of ice- creams and jellies?

What is the process of melting also called?

Name the acid present in lemon.