Write a note on hydathodes. Differentiate hydathodes from stomata.

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Solution

Hydathodes Stomata
These are associated with the process of guttation. It contributes in process of transpiration.
It does not exchange gases. It involves in gaseous exchange.
Present on the margins of the leaf where veins end. Present on the leaf, stem and floral parts.
Surrounded by a ring of unspecialized cells. Surrounded by specialized guard cells.

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Similar questions

Guttation takes place through

(a) stomata (b) lenticels

Which pair performs a common function?

(a) Stomata and veins

(b) Stomata and lenticels

(d) Lenticels and hydathodes

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Hydathodes	Stomata
These are associated with the process of guttation.	It contributes in process of transpiration.
It does not exchange gases.	It involves in gaseous exchange.
Present on the margins of the leaf where veins end.	Present on the leaf, stem and floral parts.
Surrounded by a ring of unspecialized cells.	Surrounded by specialized guard cells.