During photosynthesis,the oxygen evolved is released from $...........$.

Through the use of oxygen $-18$ (heavy oxygen),scientists have found that the oxygen released during photosynthesis comes from molecules of

Most of the plants contain a green colouring pigment which is responsible for photosynthesis. This pigment was named chlorophyll by

Moll's half leaf experiment was done to show ...................... was required for photosynthesis.

The algae used by Melvin Calvin and his associates for photosynthetic research is:

One scientist cultured Cladophora in a suspension of Azotobacter and illuminated the culture by splitting light through a prism. He observed that bacteria accumulated mainly in the region of