Who discovered that oxygen is formed during photosynthesis?

Who proved that the product of photosynthesis - Oxygen - is formed from water?

Understand the word pair relationship and write the missing word.
Plants - Oxygen; Animals - ______

Understand the word pair relationship and write the missing word.
Fruits - fructose; Sugarcane - _____

Understand the word pair relationship and write the missing word.
Light reaction - Oxygen; Dark reaction - ______

Which of the pigments given below is the main pigment that performs photosynthesis?

Pick the odd one out.

Pick the odd one out.

Who described the various stages of the formation of glucose during photosynthesis?