1989 WAEC SSCE Agricultural Science Past Questions

1989

The diagram below illustrates the reproductive system of a cow(a) Name the parts labelled A to J in the diagram(b) Give the gestation period (in days) of the following animals (i) Cow (ii) Sow (iii) Ewe (iv) Rabbit (…

1989

In an actual exam, diagrams will be provided illustrating four different weed plants. The task will be to identify these weeds and discuss various aspects of their growth and control:Diagram I: This diagram likely shows…

1989

In an actual exam, a diagram will be provided that shows a pH scale, typically used to measure the acidity or alkalinity of a sample, such as soil. The pH scale ranges from 0 to 14, with 7 being neutral. Readings below 7…

1989

The diagram below illustrates a spring tined cultivator or harrow(a) For what type of farm operation is the implement used?(b) Name the implement used: (i) before the spring tined harrow is required; (ii) after its ope…

1989

a) Describe five factors required for establishing a fish pond (b) Enumerate six management practices for maintain-rig high fish yield

1989

Define farm records and farm accounts. (b) Give seven reasons for keeping such records.

1989

(a) What is meant by agricultural extension ? (b) Discuss briefly how the following can be used disseminating new idea and techniques to farmers in Nigeria. (i) mass media; (ii) individual method; (iii) group method

1989

Discuss rinderpest disease of livestock under the following sub-headings: (a) Causal organism; (b) Transmission c) Symptoms (d) Effects and economic importance (e) Control

1989

Write short notes on the following: (a) Selective exploration; (b) Deforestation; (c) Regeneration (d) Afforestation

1989

Describe briefly the economic importance and the control measures of the following: (a) Stem borers of cereal, (b) Grain weevils of stored produce: (c) Cotton stainer; (d) Cassava mealy bug

1989

(a) Distinguish between irrigation and drainage (b) State and explain four systems of irrigation and two of drainage.

1989

(a) What is weathering ?(b) Enumerate three processes involved in rock weathering(c) List and discuss briefly the agents of two of these processes

1989

Write short notes on the following sources of farm power:(a) Work animals; (b) Machine engines, (c) Water (d) Sun

1989

List and explain the four major systems of land tenure in Nigeria.

1989

If a crop requires 1.5 kg phosphorus per hectare, how many kg of manure will be required per hectare if 1 kg manure contains 0.49 kg of phosphorus?

1989

The cross-section of a segment of soil showing the horizons or layers is known as the soil

1989

Which of the following constitutes a direct monetary cash assistance from government to farmers?

1989

The commonest method of land tenure in Nigeria is

1989

Peasant farmers sell almost all their produce immediately after harvesting because

1989

Nitrogen is made available to plants in the form of nitrates through the process of

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