According to analysis by the environmental website, Carbon Brief, India's Carbon Dioxide (CO2) emissions fell by how much tonnes in the fiscal year ending March, which is the first annual decline in four decades?

The bacteria that kill bacteria are called

Which is called City of Golden Gate?

Which of the following is the most famous idol of the Chola period?

Which is the largest brackish water lake in India? 

Which substance is added to make natural rubber hard and bouncy?

In which day Humayun conquered Sher Shah Suri?

Recently, which first Indian web series has won the International Emmy Award?