Plant Physiology: Photosynthesis and Respiration

List out the materials required and the procedure to be followed to prove that "Carbon dioxide is essential for Photosynthesis".
The seeds respirate at the time of germination. While showing this experiment a test tube with $$KOH$$ is kept in the conical flask to ______
Leaves appear green because they reflect green color from light spectrum. The part in the leaf that is responsible for the reflection is
A healthy croton plant bearing variegated leaves was kept in a dark cupboard to destarch it, after which it was placed in sunlight for few hours. One of the leaves was then pluked and any outline of the leaf making the green and non-green regions was drawn. The leaf was then tested for starch. Using the above information, answer the following question
The process Glycolysis occurs in