Sam carried out an experiment using two potted plants.He took one wooden chamber and made a slit in the chamber so that it allows the sunlight to enter the chamber and he placed one of the potted plant inside it. He then took the other potted plant and placed it directly in sunlight.What are his observations?

The stem of the plant kept inside the wooden chamber bends and grows towards the direction of sunlight.

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The stem of the plant kept inside the wooden chamber grows upward without any bend.

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The stem of the plant kept outside the wooden chamber bends and grows towards the direction of sunlight.

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All of the above

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Solution

The correct option is A
The stem of the plant kept inside the wooden chamber bends and grows towards the direction of sunlight.

The stem of the plant kept inside the wooden chamber bends and grows towards the direction of sunlight.The stem of the plant kept outside the wooden chamber grows normally upwards.

The picture given below shows the phenomenon known as phototropism.The response of the plant to the direction of sunlight.

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