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

22

Which of the following parasites lives inside the body of its host?

  • A. mite
  • B. louse
  • C. ascaris
  • D. tick
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23

Piglet anaemia can be controlled by using

  • A. sulphur drugs
  • B. iron drugs
  • C. anthelmintics
  • D. antibiotics
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24

Which of the following diseases commonly occur during brooding? I. yolk sac infection II. coccidiosis III. fowlpox IV. pullorum

  • A. I,II and III only
  • B. I,II and IV only
  • C. I,III and IV only
  • D. I,II,III and IV
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25

The weight of a sheep increased from 25kg to 45kg in two months. If the total consumption during the period was 60kg,determine the feed conversion ratio.

  • A. 1:1
  • B. 1:2
  • C. 3:1
  • D. 4:1
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26

In animal production, newly-born rabbits are called

  • A. bunnies
  • B. kids
  • C. poults
  • D. lambs
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27

The device which would help to stabilize heat in an incubator is the

  • A. thermometer
  • B. hygrometer
  • C. barometer
  • D. thermostat
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28

In preparing for parturition of a sow,warmth should be provided to

  • A. promote growth of hair of the young
  • B. make the young suckle colostrum
  • C. prevent anaemia in the young
  • D. prevent chilling of the young
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29

A sow that is not producing milk after farrowing should be given

  • A. oxytocin
  • B. antibiotic
  • C. anthelmintric drug
  • D. sulphaquinoxaline
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30

Sexual maturity in farm animal is not influenced by their

  • A. breed
  • B. sex
  • C. nutrition
  • D. weaning age
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31

The correct sequence of feed utilization in farm animals is

  • A. digestion-ingestion-absorption-assimilation
  • B. ingestion-digestion-assimilation-absorption
  • C. ingestion-digestion-assimilation
  • D. digestion-assimilation-ingestion-absorption
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32

If T represents the gene for tallness while t represents dwarfness. The genotypic ratio of the second filial generation will be

  • A. 3:1
  • B. 1:2:1
  • C. 2:2
  • D. 4:0
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33

If T represents the gene for tallness while t represents dwarfness. When a tall (TT) crop is crossed with a dwarf (tt) crop, the resultant crop will be

  • A. 100% dwarf
  • B. 100% tall
  • C. 50% tall and 50% dwarf
  • D. 75% tall and 25% dwarf
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34

Close to the time of harvesting of cotton, sunshine is needed to ensure the production of boils that are

  • A. big
  • B. light
  • C. not mouldy
  • D. not open
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35

If the recommended spacing for a tree crop is 2.5cm by 4.0m.determine the number of seedlings required to plant a 2 hectare farmland.

  • A. 1,000
  • B. 2,000
  • C. 10,000
  • D. 20,000
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36

Crop rotation decreases the incidence of pests by

  • A. breaking life cycles of pests
  • B. attracting pest predators
  • C. sterilizing the soil
  • D. maintaining soil fertility
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37

The process of grafting in crop production involves

  • A. the fusion of gametes of two crops
  • B. indicating rooting from stems
  • C. the trandfer of a bud from one crop to another
  • D. the joining of two parts from related crops
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38

Which of the following crops has a fibrous root system?

  • A. cotton
  • B. coffee
  • C. cowpea
  • D. sugarcane
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39

Pineapple is widely propagated using

  • A. seeds
  • B. suckers
  • C. slips
  • D. cuttings
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40

The forest management system which involves the planting of both food crops and forest trees on the same piece of land at the same time is known as

  • A. selective exploitation
  • B. taungya
  • C. regeneration
  • D. afforestation
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41

The main objectives of establishing forest in the arid regions is to

  • A. check desert enroachment
  • B. provide firewood for cooking
  • C. provide bush meat
  • D. improve the beauty of the environment
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42

Which of the following insects transmits swollen shoot disease of cocoa?

  • A. stem borer
  • B. mealybug
  • C. whitefly
  • D. scale insect
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