1. Collenchyma provides —

2. Cell walls of collenchyma are thickened with —

3. Sclerenchyma cells are —

4. Sclerenchyma cell wall is thick due to —

5. Epidermis in plants has a waxy coating called —

6. Function of stomata —

7. Cork cells contain —

8. Complex tissues are —

9. Which is not a xylem element?

10. Vessels are found only in —