Q.

In the given figure, which component has thin outer walls and highly thickened inner walls                    [2024]

1 C  
2 D  
3 A  
4 B  

Ans.

(1)

In a stomatal apparatus, the guard cells (component C) of stomata is characterised by thin outer walls (away from the stomatal pore) and highly thickened inner walls (towards the stomatal pore). This differential thickening allows opening and closing of stomata.