Home ยป Past Questions ยป Agricultural-science ยป Waec ยป 2023
1

a. Using the information below, prepare a profit and loss account for Wellness Farms for the year ended 31st December 2016.
——————————————-โ‚ฆ
Opening valuation—————-400,000
Cost of point-of-lay—————200,000
Cost of feed————————-150,000
Cost of drugs————————-10,000
Transportation costs—————10,000
Wages paid to workers————-80,000
Sale of eggs————————–240,000
Sale of spent layers—————-100,000
Eggs consumed by farmer———10,000
Closing valuation——————600,000

b. Mention five problems faced by financial institutions in granting credit to crop farmers

c. State four characteristics of Centrosema pubescens

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2

a. Complete the table below on diseases of farm animals

 Symptoms  Diseases  Prevention and Control
 Constant cough and production of stringy sputum with blood or pus in pigs  (i)  (i) (ii)
 (iv)  Ringworm  (v) (vi)
 Blood-stained diarrhea- Pale comb in poultry  (vii)  (viii) (ix)

 

b. State two functions each of the:
i. queen bee

ii. worker bee in a bee colony

c. Give five reasons why a compost pit should be covered during composting

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3

a. Outline four steps involved in the planting of cassava stem cuttings

b. State three uses of cassava tubers

c. If yam is cultivated at a spacing of 100 cm by 100 cm on 1.5 hectares of farmland and each yam tuber weighs an average of 3.5 kg after harvesting, calculate the:
i. expected number of yam plants on the farmland

ii. total weight of yam tubers harvested in kilogramme

d. Distinguish between diet and ration in animal nutrition

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4

a. Discuss the root knot disease of tomato plants under the following headings:
i. causal organism

ii. mode of transmission

iii. two symptoms

iv. two prevention and control measures

b. Describe three effects each of the following farming practices on the soil:
i. fertilizer application

ii. clean clearing

iii. overgrazing

c. Mention three agricultural uses of land

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5

a. Explain each of the following terms:
i. agricultural ecology

ii. ecosystem

b. Mention:
i. two biotic components of a farm ecosystem

ii. three abiotic components of a farm ecosystem

c. State five precautions that should be taken during storage of bags of maize in a store

d. Give four examples of bedding plants

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6

a. Differentiate between credit and subsidy in agricultural finance

b. Name five agricultural inputs that are subsidised by the government

c. Mention six periodic maintenance practices on a tractor

d. State five precautions that should be taken when operating farm machinery

 

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7

Which of the following combinations of NPK fertilizer is recommended for the cultivation of yam and cassava?

  • A. 10:10:10
  • B. 20:10:10
  • C. 10:10:20
  • D. 20:20:10
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8

Assuming a sow was serviced on May 1 and conceived the same day, the expected date of parturition is

  • A. June 2
  • B. September 30
  • C. August 24
  • D. October 2
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9

In a poultry farm, 2,000 birds were laying an average of 1,680 eggs per day. Use this information to answer the questionIf an egg tray contains 30 eggs, how many trays of eggs will be collected in one week?

  • A. 240
  • B. 526
  • C. 286
  • D. 392
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10

In a poultry farm, 2,000 birds were laying an average of 1,680 eggs per day. Use this information to answer the question

What is the percentage of birds that did not lay eggs?

  • A. 16%
  • B. 84%
  • C. 19%
  • D. 46%
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11

Which of the following crops require a nursery?

  • A. Rubber
  • B. Cotton seed
  • C. Yam
  • D. Soya bean
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12

Soil structure is described as the

  • A. proportion of different sizes of soil particles
  • B. degree of water percolation within the soil
  • C. degree of soil aeration within the soil
  • D. arrangement of soil particles into aggregates
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13

The diagram above illustrates a method of compost making. Study it and answer the question.

A material that could be used as starter in the method of compost making illustrated is

  • A. Ash
  • B. Straw
  • C. Blood
  • D. Urine
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14

The diagram above illustrates a method of compost making. Study it and answer the question.

The part labelled I is used for

  • A. checking the decomposition rate
  • B. hastening the fermentation rate
  • C. turning the compost materials
  • D. stacking the compost materials
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15

The diagram above illustrates a method of compost making. Study it and answer the question.

The method of compost milking illustrated in the diagram is

  • A. heap
  • B. bin
  • C. sheet
  • D. pit
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16

Ornamental plants are primarily cultivated to

  • A. provide fodder for livestock
  • B. beautify the environment
  • C. serve as mulching materials
  • D. serve as raw materials
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17

The diagram above illustrates a farm operation. Study it and answer the question
Examples of crops which require the illustrated farm operation are

  • A. cowpea, millet and okro
  • B. maize, pepper and tomato
  • C. rice, groundnut and millet
  • D. pepper, rice and cowpea
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18

The diagram above illustrates a farm operation. Study it and answer the question
The illustrated farm operation is known as

  • A. winnowing
  • B. milling
  • C. shelling
  • D. threshing
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19

A beneficial effect of bush burning is that it

  • A. replenishes oxygen in the atmosphere
  • B. increases the organic matter of soil
  • C. encourages the regeneration of grasses
  • D. increases the population of soil microorganisms
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20

If the seed rate for the cultivation of cowpea is 25 kg per hectare, determine the quantity of cowpea seeds required to cultivate a farmland measuring 100 m by 500 m.

  • A. 125 kg
  • B. 50 kg
  • C. 250 kg
  • D. 1,250 kg
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21

Maceration is carried out in the processing of

  • A. paddy rice
  • B. oil palm
  • C. cotton
  • D. cocoa
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