Question

Give scientific reason in short :

The plants are kept in dark before determining the factors essential for photosynthesis.

Answer 1

hello zaara!

the Answer is that by placing the plants in dark it consumes all the already prepared starch.

by that, we can see & observe the new starch If it is there.

hence the plants are kept in dark before determining the factors essential for photosynthesis.

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hope this helps you

Answer 2

Hello Friends.......
i. When plants perform photosynthesis, they produce carbohydrates. These carbohydrates are used for their growth and energy.



ii. The unutilized carbohydrates are stored in the form of starch.



iii.  While performing experiments on photosynthesis, it is necessary that this stored starch is completely used up.



iv. When the plant is kept in dark, it utilizes this stored starch and becomes destarched.

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I have learned only 4 points...
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