CAPE Environmental Science Unit 2 · 2004 · Paper 1 · Question 3(a)

Princess Farms is a commercial sugar cane enterprise operating for over 40 years. Data showing yield of sugar from 1970 to 2000 is presented in Figure 1, with soil degradation suggested as the cause of yield change.

State the trend observed in Figure 1.

This question uses a figure or table from the paper — you'll see it when you practise.