Students are provided with a choice of two solutions. Each one is used to test the presence of a different chemical. How could students use one of these solutions to gather evidence for the action of photosynthesis?

use fehling's Solution on the plant leaves exposed to light and on the plant leaves covered in aluminium foil for a week

Explanation:

This can be found out by using fehling's Solution on the plant leaves exposed to light and on the plant leaves covered in aluminium foil for a week.

This will gather evidence for the action of photosynthesis.

1.solid

2.carbon dioxide

3.helium