During which year, Joseph Priestley discovered O2?

Photosynthesis is the basis of life on earth because ______

What do we call the organism that does photosynthesis but does not release oxygen?

Who found out that oxygen evolved from water in photosynthesis?

Why is light energy used in photosynthesis?

During photosynthesis, which light is least effective?

Which among the following is not located in Rajasthan?

Tower of Victory or Vijay Stambh in Rajasthan is located in__?

Consider the following places of historic and heritage importance in India:

What is the meaning of kalibangan in Rajasthan which shows the prehistoric and pre-Mauryan character of Indus Valley Civilization ?

Ganga Kumari has become the first transgender to be appointed in Rajasthan Police. She hails from which district?