Lenticels develop through the activity of _____________.

Vascular cambium

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Dermatogen

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Phellogen

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Intercalary meristem

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Solution

The correct option is C Phellogen
C. Phellogen
EXPLANATION: Lenticels develop in woody stems where the epidermis is replaced by cork tissue and appear as raised circular spots. It helps in gaseous exchange. It is developed through the activity of phellogen which is a ring of meristematic tissues formed as a result of dedifferentiation of cortex outer cells of dicot stem during extra Stelar secondary growth.
So, the correct answer is C.

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Similar questions

Given below is an example of a certain structure and its special functional activity :

chloroplasts and photosynthesis.

In a similar way, write the functional activity against each of the following :

(a) Hydathodes and ________

(b) Leaf spines and ________

(d) Xylem and ________

The breathing and respiration in woody stem of a plant takes place through :
(a) root hair
(b) lenticels
(c) closed stomata
(d) open stomata

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