Agricultural Science JAMB, WAEC, NECO AND NABTEB Official Past Questions

(a) Name two farm animals possessing specimen K (HORN).

(b) State two methods of removing specimen K from the animals possessing it.

(c) State three reasons for carrying out the operation in (b) above

(d) Mention three methods of rearing specimen L (LAYERS / CHICKEN).

(e) State six characteristic features which would make a farmer decide to cull specimen L.

(a) ldentify specimens I and J.

Specimen I;                      Specimen J;

(b) To what group of forage does each belong?

(c) State four uses of specimen I and three uses of specimen J in agriculture.

(d) Mention four advantages of growing specimens I and J together.

(a) State two functions each of specimens D (Hoe), E (Rake), F (Pliers), G (Axe), and H (Hand Trowel)

(b) State one method of maintaining each of specimens D, É, F, G, and H
 

Make a careful observation of specimens A ( Sandy Soil), B (Clay), C ( Loam), and use your observations to answer questions (a) – (d)

(a) State three characteristics of each of specimens A. B and C

(b) Which of the specimens is the most suitable for crop production? Give two reasons for your answer.

(c) List four arable crops that can thrive Well on specimen C.

(d) State one way of improving specimen B.

(a) Explain the term extension in agriculture. (b) State eight functions of an extension agent. (c) List six problems of agricultural extension in your country

(a) Explain briefly the term farm valuation. (b) Prepare a Profit and Loss Account for a farm from the following information: 

maize seeds for planting  – N25,000.00

fertilizers used – N14,800.00

pesticides  – N20,000.00

purchase of seed yams  – N50,000.00

tractor hire – N60,000.00

transport cost  – N10,000.00

workers’ wages  – N40,000.00

sale of maize cobs – N250,000.00

yam tubers sold – N200,000.00

opening valuation – N440,000.00

closing valuation – N200,000.00

(a) State six functions of protein in the body of a farm animal. (b) List five (i) animal- protein; (ii) plant-protein sources used in livestock feeding.

(a) List four breeds of goats. (b) Discuss briefly the extensive system of rearing any ruminant. (c) State three reasons for rearing goats. (d) List three common diseases of cattle.

(a) State six aims of crop improvement. (b) Explain briefly ‘introduction’ as a method of crop improvement.

Describe briefly the production of cowpea under the following headings; (a) land preparation; (b) planting; (c) fertilizer application; (d) weeding; (e) harvesting; (f) processing; (g) storage.

(a) Describe briefly six ways in which soil organisms aid the formation of soils. (b) State four ways in which soil organisms improve soils for crops growth.

(a) State two each of (i) climatic, (ii) biotic and (iii) edaphic factors affecting distribution and production of crops a animals in your country. (b) State three climatic and two soil requirements for optimum production of each of ya and tomatoes.

(a) List four farming operations requiring electric power. (b) State three advantages and three disadvantage each of the following farm power (i) electricity; (ii) animal.

Enumerate four possible solutions to each of the following problems of agricultural development in your country (a) Poor transportation (b) inadequate farm inpouts (c) crude tools (d) inadequate storage facilities

Which of the following methods of agricultural extension aims at reaching a large number of farmers at the same time?

The main processes involved in the marketing of cotton include the following except

Calculate the salvage value of a tractor with a depreciation value of N10,580.00 and initial cost of N50,000.00 after a year of use.

Records of money transactions in a farming business are termed

Which of the following constitutes subsidy in agricultural enterprise?

An increase in supply of agricultural produce can be caused by the following except

The natural resource utilized for production is