_____________________ in plants take in carbon dioxide from the air for photosynthesis.

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Solution

Dear student, plants take in CO2 through stomata. Stomata are open pore like structure used for gaseous exchange by plants. Regards

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Similar questions

Q. Assertion (A): Plants help to purify air by taking in carbon dioxide.

Reason (R): Carbon dioxide is used in photosynthesis.

(a) How does carbon dioxide from the air enter the leaves of a plant to be used in photosynthesis ?
(b) How does water from the soil reach the leaves of a plant to be used in photosynthesis ?

Q. Carbon dioxide in air is used by plants to
(a) breathe.
(b) make food.
(c) remove waste.
(d) trap energy of sun for photosynthesis.

Q. Who demonstrated that photosynthesis is essentially a light-dependent reaction in which hydrogen from a suitable oxidisable compound reduces carbon dioxide to carbohydrates?

Q. (a) During photosynthesis, green plants prepare glucose with the help of carbon dioxide from the air and water from the soil. Is photosynthesis a physical change or a chemical change? Justify your answer.
(b) Copper sulphate is a blue coloured chemical. When it is heated, the blue colour disappears and it turns white. After is cools, if a few drops of water are put into the test tube, the copper sulphate turns blue again. Is this a physical or a chemical change?

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