Question

Leaves prepare substance A throught photosynthesis. It is converted into substance B. What are A and B

Answer 1

Leaves prepare glucose and convert it to starch

Answer 2

Leaves prepare a substance called GLUCOSE through photosynthesis. It is converted into a substance called STARCH.

Explanation:

The plant prepares their own food with the help of water and sunlight through the process called photosynthesis. In plants the end product of photosynthesis is glucose and later it is converted as starch and used for certain other processes.

Thus form the below equation it can be inferred that Substance A is identified as Glucose, whereas Substance B is identified as Starch.