Question

Due to secondary growth on the surface of trees stem small pores are developed called __________.​

Answer 1

Answer:

They are called stomata ...

have a Nice Day dear..

Answer 2

Due to secondary growth on the surface of trees stem small pores are developed called Lenticels.

⇒ It consists of the cells with large inter-cellular spaces in the periderm & the bark of woody stems (also in roots of dicotyledonous flowering plants).

⇒ Lenticels are found in the stem in which secondary growth has taken place.

⇒ Lenticels are the pores which are found on bark of woody plants.

⇒ Due to the presence of lenticels gaseous exchange between atmosphere and internal tissues takes place.