$PGA$ as the first carbon dioxide fixation product was discovered in photosynthesis of

Moll's experiment shows that:

Which scientist performed the experiment where a burning candle and a mouse were placed in a closed bell jar to demonstrate the role of air in the growth of plants?

Name two important researches of Priestley.

The oxygen produced during photosynthesis comes from the photolysis of water was first proved by:

Explain the experiment of Jan Ingenhousz.