Match the columns and find out the correct combination
I II(a)Bulliform cells(i)Lenticels(b)Guard cells(ii)Isobilateral leaf(c)Epithem(iii)Stomata(d)Complementary cells(iv)Hydathodes (v)Phellem
(a) – (ii), (b) – (iii), (c) – (iv), (d)–(i)
Bulliform cells are present on the upper epidermis of isobilateral leaves in monocots. Guard cells surround the stomata. Hydathodes are present on cells called epithem. Complementary cells that are responsible for gaseous exchange are present at the position of lenticles.