Q.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. |