(a(i))[2]
Place two arrows on Fig. 1.1 to indicate the direction in which water moves into and out of the plant.
(a(ii))[1]
State the name of the tissue that carries water through a plant.
(b(i))[3]
Complete the definition of transpiration. Transpiration is the loss of water vapour from plant leaves by [BLANK] of water at the surfaces of [BLANK] cells, followed by diffusion of water vapour through the [BLANK].
(b(ii))[2]
State two conclusions drawn from the data in Fig. 1.2.
(c)[1]
State how increasing humidity affects the rate of transpiration.
(d)[2]
Identify the processes labelled X and Y in Fig. 1.3.