Class 6 quiz

What is the retreating monsoon season also known as?

What is the name of this constellation​ ​ ​ (a)  

When is the the hindi diwas celebrated

On which date does the autumn equinox occur

In which year the first world War took place

In which layer of atmosphere we live

What was the ancient name of patna

Who was the inventor of light bulb

Who invented the letter 0

What is the other name of perimeter of a circle