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Introduction to Transpiration.

During transp...

Question

During transpiration, water leaves the cells of the plant in the form of ___ .

A

Water vapour

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B

Ice

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C

Sugar

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D

None of the above

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Solution

The correct option is A
Water vapour

We cannot see water leave the plant because during transpiration, water leaves in the form of water vapour.

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Similar questions

Q. During transpiration water is lost from the plant in the form of

(a) water vapour
(b) liquid
(c) hydrogen and oxygen gas
(d) steam

Q. Case: Transpiration is the evaporative loss of water by plants. It occurs mainly through the stomata in the leaves. Besides the loss of water vapour in transpiration, exchange of oxygen and carbon dioxide in the leaf also occurs through pores called stomata. Normally stomata remain open during the day and close at night.

Based on the above case answer the following question:

Which of the following is not a purpose of transpiration?

Q. Case: Transpiration is the evaporative loss of water by plants. It occurs mainly through the stomata in the leaves. Besides the loss of water vapour in transpiration, exchange of oxygen and carbon dioxide in the leaf also occurs through pores called stomata. Normally stomata remain open during the day and close at night.

Based on the above case answer the following question:

Water vapour comes out from the plant leaf through the stomatal opening. Through the same stomatal opening, carbon dioxide diffuses into the plant during photosynthesis. Reason out the above statements using one of the following options.

Q. Assertion :Water in liquid form reaches to plant surfaces in transpiration process. Reason: At plant surfaces water changes from liquid to vapour phase.

Q. Case: Transpiration is the evaporative loss of water by plants. It occurs mainly through the stomata in the leaves. Besides the loss of water vapour in transpiration, exchange of oxygen and carbon dioxide in the leaf also occurs through pores called stomata. Normally stomata remain open during the day and close at night.

Based on the above case answer the following question:

Which of the following statements is not true for stomatal apparatus?

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