question_answer 4)

Differentiate between parenchyma, collenchyma and sclerenchyma on the basis of their cell wall.

Answer:

On the basis of the cell wall, differences between parenchyma, collenchyma and sclerenchyma are-  

	Parenchyma	Collenchyma	Sclerenchyma
1.	Cell wall is thin.	Cell wall is thick.	Cell wall hard, rigid, very thick.
2.	Made up of cellulose.	Made up of cellulose and pectin.	Made up of lignin-a water proof material.