Study Fig. 5.1, which shows two different plants in an area of desert. [Figure 5.1]
- (a)Add labels to Fig. 5.1 to show how the two plants have adapted to dry conditions. An example, waxy leaves, has been completed for you.[4]
- (b)How does each plant obtain most of its water? Plant A Plant B[2]
- (c)Why does Plant A have an unreliable water supply?[2]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Mark scheme
Marking points from the official mark scheme (May/June 2019). The mark or mark type is shown in brackets.
- [4] Deep / long roots Shallow / spreading roots Small leaves Sparse leaves Spines / thorns / prickles / spiky Thick / fleshy / folds in stem / branches
- [2] A - rainfall / dew / surface water B - groundwater
- [2] Rain / dew is small amounts Rain is infrequent / hardly ever rains Sun rapidly evaporates water Dew depends on humidity
Write your answer and get it marked
On Oracle Prep you can write or photograph your own answer and have it marked by AI against this mark scheme, with feedback on what you missed.
Sign up free →