A student carried out an experiment to show that starch is produced in a green plant during photosynthesis - Junior Cycle Science - Question h - 2018
Question h
A student carried out an experiment to show that starch is produced in a green plant during photosynthesis.
(i) Name a plant process that uses starch.
(ii) Explai... show full transcript
Worked Solution & Example Answer:A student carried out an experiment to show that starch is produced in a green plant during photosynthesis - Junior Cycle Science - Question h - 2018
Step 1
Name a plant process that uses starch.
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Answer
One plant process that uses starch is respiration. Starch is broken down into glucose, which can be utilized for energy during the respiration process.
Step 2
Explain how the student removed starch from the plant before the start of the experiment.
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Answer
The student placed the plant in a dark room or covered the leaves to prevent photosynthesis, which would allow starch to accumulate.
Step 3
Name a chemical used by the student to remove chlorophyll from the leaves of the plant.
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Answer
The student used alcohol, such as methylated spirits, to remove chlorophyll from the leaves.
Step 4
Name a chemical used by the student to test for the presence of starch in the leaves.
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Answer
The chemical used to test for the presence of starch in the leaves is iodine.
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