Question

Pale yellow

Green
22.1 Why should the plant be de-starched before conducting the
investigation?
2.22 State the colour of the pale yellow part after the starch test.
2.23 What can be coricluded from this investigation?​

Answer 1

2.2.1 To compare the results and identify the parts of the plant that produced the stach

2.2.2 Brown, The colour of iodine

2.2.3 To show that chlorophyll is nessesary for photosynthesis