Question

1. A potted plant with variegated leaves was taken in
order to prove a factor necessary for photosynthesis.
The potted plant was kept in the dark for 24 hours
and then placed in bright sunlight for a few hours.
Observe the diagram and answer the question :
(a) What aspect of photosynthesis is being tested in
the above diagram?
(b) Why was the plant placed in the dark before
beginning the experiment?
(c) Write a balanced chemical equation to represent
the process of photosynthesis.
(d) What will be the result of starch test when
performed on leaf A shown in the diagram?
(e) Draw a neat and labelled diagram of a chloroplast.​

Answer 1

Answer:

1 - light is required for photosynthesis

2- to remove pre existing starch from storing organs

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Answer 2

Answer:

iTo show that chlorophyll is necessary for photosynthesis.

ii To destarch the leaves

iii the answer is in the attached image

iv It will not turn blue. Example of plants with variegated leaves is Oxalis species.

v the answer is attached with the image

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