(a) What is soil consistency? (b) Explain how each of the following soil properties influences crop growth: (i) soil texture; [2 marks] (ii) soil pH. [4 mar...

(a) What is soil consistency? 

(b) Explain how each of the following soil properties influences crop growth: 
          (i)        soil texture; [2 marks] 
(ii) soil pH. [4 marks]

(c) (i) List four methods by which soil fertility could be maintained. [2 marks] 
(ii) Explain two ways in which each of the methods listed in 3(c)(i) contributes 
to the maintenance of soil fertility. [8 marks]