Answers

(a) In a tabular form, list ten differences between subsistence agriculture and commercial agriculture. [10marks] (b) State one…

 (a) State three functions of a farm manager. [3 marks]  (b) Explain the following terms as used in…

(a)(i) State the law of diminishing returns [2 marks}  (ii) Explain the main cause of diminishing returns in…

 (a) Name four breeds of chicken used for commercial egg production. 14 marks]  (b) State two functions of…

(a) Define each of the following terms as used in animal health: (1) pests (ii) pathogen (iii) vectors…

 (a) Outline six benefits derived from growing ornamental plants, [6 marks]  (b) State four symptoms of cassava mosaic…

(a) State four ways in which weeds are beneficial to the farmer. [4 marks]  (b) Classify insect-pests in…

(a) Explain the term chemical weathering of rocks.  [2 marks] (b) Discuss four processes of chemical weathering of…

(a) Give two reasons for each of the following practices undertaken by some West African farmers (i) movement…

(a) Explain briefly how the following affect agricultural production:(I) agricultural education and extension (ii) environmental degradation. [8 marks] …