WAEC Agricultural Science 2003 Past Questions

(a) Mention three ways each of the following affect agrocultural development (i) poor tools and implements (ii) poor storage facilities (6 marks)

(b) Suggest one solution to the problem of poor tools and implements (1 mark)

(c) State three objectives each of (i) Land Use Act (ii) Quarantine programme (iii) government agricultural loan and subside schemes [9 marks] 

(a) List six sources of farm power [3 marks] (b) Explain how five of the sources of farm power listed in 2(a) are utilised on the farm. [5 marks] (c) Give two disadvantages each, of any four sources of farm power listed in 2(a). [8 marks] 

(a) What is land? [1 mark] (b) Mention six uses of land [6 marks] (c) State four ways through which an agricultural land may appreciate in value [4 marks] (d) State five benefits derived from soil organisms in agriculture [5 marks] 

(a) State four functions of each of the following macro-nutrients in plant nutrition: (i) nitrogen; (ii) phosphorus; (iii) potassium. [12 marks] (b) List four factors that affect the availability of nutrients to crops. [4 marks]

The plan below represents the survey of a school farm. 

Use it to answer Questions (a) and (b).

(a) Calculate the area of the land in hectares [4 marks] 70m

(b) If the school plans to cultivate plantain at a spacing of 4m x 4m on 80% of the land and pineapple at a spacing of 2m x 2.5m on 20% of the land, calculate the number of plantain and pineapple planting materials that would be required for the farm. [12 marks] 

(a) Outline the life cycle of the bean beetle [6 marks] (b)(i) Describe briefly four damages done by cotton stainer to cotton plants on the field. [6 marks] (ii) Name four alternate hosts of cotton stainer [4 marks] 

(a) Mention four factors that should be considered when siting a fish pond. [4 marks] (b) Explain six ways of maintaining a fish pond. [12 marks] Discuss each of rinderpest and Newcastle diseases under the following headings: (i) host organism; [2 marks] (ii) causal organism; [2 marks] (iii) mode of transmission; [4 marks] (iv) symptoms; [4 marks] (v) control [4 marks] 

a) Name and explain three factors of production in agriculture [12 marks] (b) Mention four functions of a farm manager [4 marks] 

(a) List four marketing agents [2 marks]

(b) State (i) four characteristic features and (ii) four advantages of co-operative societies in agriculture [8 marks]

(c)(i) Give three merits of individual contact in extension method [3 marks] (ii) List three Agricultural Extension Programmes in your country. [3 marks] 

Discuss each of rinderpest and Newcastle diseases under the following headings (i0 host organism (2 marks) (ii) Casual organsim (2 marks) (iii) Mode of transmission (4 marks) (iv) Symptoms (4 marks) (v) Control (4 marks)