(a)[2]
Describe the meaning of the term adaptive feature.
(b(i))[3]
State the names of the parts labelled A, B and C in Fig. 2.2.
(b(ii))[3]
Explain how part C in Fig. 2.2 helps the hydrophyte adapt to its environment.
(c(i))[5]
Compare and explain the differences in the mean number of stomata in a tomato plant and in a water lily plant.
(c(ii))[1]
State the name of the cells that regulate the opening and closing of stomata.