Exchange of gases in the leaves takes place with the help of __________.

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Solution

Exchange of gases through stomata:
Stomatal pores are found on the flat surface of leaves.
Gas exchange happens by stomata diffusion.
Each stoma is regulated and made to function by the guard cells.
The closure and opening of the stoma between the inferior leaves and the atmosphere results in gas exchange.
Plants use carbon dioxide gas to accomplish their photosynthetic process throughout the day.
Plants require a little quantity of the oxygen gas generated during the photosynthesis process for their breathing.
Final answer: Exchange of gases in the leaves takes place with the help of stomata.

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Q. Describe the exchange of gases which takes place in the leaves of a plant:
(a) During daytime, and
(b) At night

Q. (b) Describe the exchange of gases which takes place in the leaves of a plant (a) during daytime, and (b) at night.

Question 8
Fill in the blanks with suitable words.
(a) The roots of a plant take up oxygen from the___ trapped between the ___ particles.
(b) Diaphragm forms the ___ of the chest cavity.
(c) Exchange of gases in the leaves take place with the help of ___.
(d) Cockroaches breathe with the help of air tubes called ___.

The actual exchange of gases in a mammal takes place in

The exchange of gases [O₂ and CO₂] in a mammal takes place in

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