Who proved that oxygen evolved in photosynthesis comes from water?

'Quiescent centre theory' was proposed by

Alexander Fleming in 1929 discovered

Who postulated the motion theory?

'Scala Naturae'  was written by

The law of limiting factors was proposed with particular reference to photosynthesis. Identify the scientist, who proposed this law?

'Systema Naturae' was written by

The term 'cell' was coined by

The scientist who described the birds as glorified reptiles 

Father of 'Indian bryology'