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In an experiment to investigate factors necessary for the process of photosynthesis, the leaf was covered with a light proof material. The plant was then...

In an experiment to investigate factors necessary for the process of photosynthesis, the leaf was covered with a light proof material. The plant was then placed in the dark for 48 hours. The plant was transferred to light for 3 hours.
Identify the factor that was being investigated.
Why was the plant placed in the dark for 48 hours?
Why was the leaf covered with light proof material?
Why was the plant transferred to light for 3 hours?

Answers

Faith
The factor being investigated was light.

The plant was placed in darkness for 48 hours to ensure that all the starch is used up.

The light proof material was used to ensure that no light penetrates the leaf hence no photosynthesis takes place.

The plant was exposed to light for photosynthesis to take place
Faimus answered the question on December 5, 2017 at 18:35

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