WAEC SSCE 2016 EXPO: Agricultural Science Theory Questions And Answers

VERIFIED WAEC 2016 AGRICULTURAL SCIENCE QUESTIONS AND ANSWERS
Friday 29th April 2016
AGRICULTURAL SCIENCE 2 (ESSAY) 9.30AM – 11.40AM
AGRICULTURAL SCIENCE 1 (OBJ) 11.40AM – 12.30PM

PART II
2 hours
ESSAY [ 80 marks ]

There are five sections in this part. Answer one question only from each section. Write your answers in ink, in your answer booklet. All questions carry equal marks.

SECTION A
Answer one question from this section.

1. a) List six agro-based industries in your country and state the raw materials used in each industry.

b) i. Discuss five problems normally experienced in the supply of raw
materials to agro-based industries.

ii. Suggest five possible ways of solving the problems.

2. (a) State two functions of each of the following implements:
(i) sprayers;
(ii) harrows;
(iii) ploughs.
(b) Outline six ways by which tractor-coupled implement may be maintained.
(c) State four precautions to take when using a knapsack sprayer.

SECTION B
Answer one question from this section.
3. (a) Define
i. soil structure;
ii. soil profile;
iii. soil pH.
(b) Discuss five ways in which soil structure influences crop production.
(c) State five reasons for studying soil profile.

4. (a) Describe each of the following methods of irrigation:
(i) sprinkler;
(ii) furrow;
(iii) drip.
(b) List five factors to consider when choosing an irrigation system
(c) State five problems associated with irrigation practices.

SECTION C
Answer one question from this section.

5. (a) Explain the following terms as used in crop production:
(i) seed rate;
(ii) plant density.
(b) List five factors that determine the spacing of crops in the field.

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c) If the number of yam setts required to plant 0.04 hectare is 215 and the weight of each yam sett is 0.80 kg. What is the seed rate per hectare in tonnes?
d) Name one pest and one disease of yam.

6. (a) List three advantages each of asexual and sexual methods of propagation.
b) Describe the steps involved in budding a citrus plant.
c) State three precautions in a budding operation.
SECTION D
Answer one question from this section.

7. a) Explain the term malnutrition.
b) State three symptoms of malnutrition in farm animals.
c) List five factors to consider in formulating rations for farm animals.
d) State two functions of each of the following nutrients in farm animals:
(i) proteins;
(ii) vitamins;
(iii) minerals.

8. a) Define the term disease in livestock production.
b) State the causal organism, prevention and two control measures of each of the following livestock diseases:
(i) Newcastle disease;
(ii) Anthrax;
(iii) Rinderpest.
c) Name three predisposing factors of livestock diseases.

SECTION E
Answer one question from this section.

9. (a) Write short notes on the following sources of farm finance:
i. agricultural banks;
ii. co-operative societies;
iii. savings and thrift societies;
iv. money lenders.

b) If a seed planter bought by a farmer at the cost of ₦120,000.00 is to last for 3 years, calculate the
(i) annual depreciation if the value is assumed to fall by 1/5 of the original cost at the beginning of each year,
(ii) salvage value of the seed planter at the end of the third year.

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10. (a) Mention five agricultural development programmes in West Africa.
i. State five general objectives of agricultural development programmes.
ii. Suggest six reasons why agricultural extension programmes are ineffective in your country.

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2. (a) State five ways by which agriculture has contributed to the national economy of your country.
(b) Write the full meaning of the following acronyms of non-governmental agricultural organisations:
(i) WARDA;
(ii) IITA.

(c) State three functions of each of the following farm machinery:
(i) bulldozer;
(ii) mistblower;
(iii) harrow.

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AGRICULTURAL SCIENCE

PART II
2 hours
ESSAY [ 80 marks ]

There are five sections in this part. Answer one question only from each section. Write your answers in ink, in your answer booklet. All questions carry equal marks.

SECTION A
Answer one question from this section.

1. a) List six agro-based industries in your country and state the raw materials used in each industry.

REST LOADING. DITTO DITTO

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