Question

1.Meera took a de -starched potted plant and set-up an experiment as shown in the figure.
She left the plant in sunlight for few hours and tested the leaves X and Y for starch. Leaf X did
not give starch test while leaf Y showed presence of starch.What is proved by this experiment? (1)
b. Leaf X did not give starch test. What does it mean? Why? (1)
c. In the absence of photosynthesis in plants, life in this world would have been impossible.
Justify your answer. (1)
d. Identify the part of a leaf given below and write the role of it in the process of
photosynthesis.

Answer 1

Answer:

c

Explanation:

in the absence of sunlight the plant does not participate in photosynthesis process