Question

the graph below shows the hectares of land available for cultivation and human settlement for a small community over years.
arable land and land for human settlement over years
3.1.1 deduce the following from the graph above:
(a) an economic characteristic of land depicted
(b) a function of land as a production factor
3.1.2 give a reason for the answer to question 3.1.1(a).
3.1.3 state two functions of land not reflected in the graph above.
3.1.4 indicate two methods farmers can apply to improve land productivity as from the year 2020 to ensure a constant supply of food.

Explanation:

(a) The economic characteristic could be its limited - availability as the arable land decreases over time. Land as a production factor functions as a natural resource for cultivation. Reason for (a): The decline in arable land shows its scarcity. Two functions not reflected: Land as a habitat for wildlife and land for recreational purposes. Two methods for farmers: Use of better fertilizers and adoption of precision farming techniques.

Answer:

3.1.1 (a) Limited availability.
(b) Natural resource for cultivation.
3.1.2 The decline in arable land over years indicates scarcity.
3.1.3 Habitat for wildlife; Recreational use.
3.1.4 Use of better fertilizers; Adoption of precision farming techniques.