Unit 4 · Plant Form and Function
Meristematic tissue and its growth zones, the simple permanent tissues (parenchyma, collenchyma, sclerenchyma), the complex tissues xylem and phloem, and how tissues are grouped into dermal, ground and vascular systems.
Deshapriya Senevirathne. B.Sc. (Hons) Biology Special, University of Peradeniya — graduated with a class pass. All the content and lessons in A/L Biology on Paadama are reviewed by Deshapriya Senevirathne, and the lessons are taught by him.