(a)[5]
Insert suitable words into the gaps to define transpiration. During transpiration, water is lost from the [BLANK] of a plant. The water [BLANK] from the surface of the [BLANK] cells and water vapour is produced. The water vapour then moves out of the plant by [BLANK] through pores known as [BLANK].
(b)[4]
Complete Table 7.1 by naming two environmental conditions that influence the rate of transpiration and by stating the effect on transpiration rate when each condition is reduced.