Agricultural Science JSS 3 Mock Examination Second Term Lesson Notes




  1. All the following are found in the shoot system of a plant except
    (A) Leaves
    (B) Fruits
    (C) Root
    (D) Branches
  2. Which of the following cultural practices is not a post-planting activity?
    (A) Seed rate
    (B) Mulching
    (C) Harvesting
    (D) Storage
  3. Which of the following farm records can be used to record the day-to-day activities that happen on the farmland?
    (A) Consumption record
    (B) Sales record
    (C) Labour record
    (D) Farm diary record
  4. The uses of the forest include the following except
    (A) Erosion control
    (B) Provision of timber
    (C) Wildlife habitat
    (D) Deforestation
  5. ________________ is the act through which a farmland is abandoned for 3-4 years without cultivation to allow the soil to regain its strength.
    (A) Crop rotation
    (B) Bush fallowing
    (C) Mixed cropping
    (D) All of the above
  6. Which of the following crops adds nitrogen to the soil when planted on the farmland?
    (A) Maize
    (B) Rice
    (C) Groundnut
    (D) Mango
  7. The following are ways or methods of increasing the fertility of the soil except
    (A) Overgrazing
    (B) Manuring
    (C) Compost
    (D) Fertilizer application
  8. _______________ refers to the production and management of trees and forest resources.
    (A) Horticulture
    (B) Forestry
    (C) Afforestation
    (D) Fishery
  9. The following are types of farm records except
    (A) Labour record
    (B) Laboratory record
    (C) Farm diary record
    (D) Consumption record
  10. Which of the following is not a method to preserve fish in agriculture?
    (A) Smoking
    (B) Salting
    (C) Sun-drying
    (D) Mulching
  11. The act or process of catching fish from a water body with the use of tools is known as
    (A) Ejaculation
    (B) Reproduction
    (C) Fishing
    (D) Fingerling
  12. Which of the following is not needed in compost preparation on the farmland?
    (A) Leaves/Grasses
    (B) Ashes
    (C) Animal dung
    (D) Nitrogen peroxide
  13. The process through which testes of a male animal are removed is called
    (A) Parturition
    (B) Incubation
    (C) Castration
    (D) A and B
  14. Which of the following acids is found in the cassava tuber?
    (A) Hydrochloric acid
    (B) Hydrocyanic acid
    (C) Ethanoic acid
    (D) Phosphoric acid
  15. The following are various sources of farm power except
    (A) Animal power
    (B) Water power
    (C) Wind power
    (D) Practical power
  16. ________________ is the process of deliberately keeping or culturing bees in wooden boxes or hives for
    (A) Nomadic farming
    (B) Floriculture
    (C) Apiculture
    (D) A and C
  17. Market place involves the movement of farm produce from the producer or warehouse to the
    (A) Communication
    (B) Transportation
    (C) Transmission
    (D) Geographical zone
  18. ________________ involves bending a mature branch or shoot down to the ground without breaking it.
    (A) Grafting
    (B) Budding
    (C) Layering
    (D) A and B
  19. ________________ is a middleman who operates between the producer and retailer.
    (A) Producer
    (B) Consumer
    (C) Wholesalers
    (D) All of the above
  20. Which of the following is not a method through which weeds are controlled on the farmland?
    (A) Mechanical method
    (B) Biological method
    (C) Physiological method
    (D) Chemical method
  21. Which of the following practices does not encourage the maintenance of soil fertility on the farmland?
    (A) Planting of cover crops
    (B) Mulching
    (C) Manuring
    (D) Overgrazing
  22. Ricket or Rochitis is a nutritional deficiency disease which results due to the lack of diets in
    (A) Fat and oil
    (B) Calcium or Vitamin D
    (C) Protein
    (D) Carbohydrates
  23. ________________ refers to the transfer of pollen grain from anther of a plant to the stigma of a plant.
    (A) Deamination
    (B) Pollution
    (C) Pollination
    (D) A and C
  24. Which of the following crops has a fibrous root nature?
    (A) Cowpea
    (B) Groundnut
    (C) Maize
    (D) Citrus
  25. The system of farming crops in which a farmer keeps only livestock animals like cattle, sheep, and goats is known as
    (A) Snail farming
    (B) Pastoral farming
    (C) Mixed farming
    (D) All of the above
  26. ________________ is a middleman who buys agricultural produce from wholesalers and sells it to the final consumer in small quantities.
    (A) Manufacturer
    (B) Consumer
    (C) Wholesaler
    (D) Retailer
  27. The act of protecting or enclosing agricultural products for distribution, storage, sale, transport, and use for effective handling and marketing is known as
    (A) Advertisement
    (B) Branding
    (C) Packaging
    (D) All of the above
  28. ________________ is a corporation or mutual organization which provides trading facilities for stockbrokers and traders to trade on stock and other securities.
    (A) Stock exchange
    (B) Investor
    (C) Speculators
    (D) Jobber
  29. From which part of a female animal can milk be extracted?
    (A) Hump
    (B) Udder
    (C) Loin
    (D) Hock
  30. Which of the following crops can be propagated on the farmland with the use of corms?
    (A) Banana
    (B) Ginger
    (C) Cocoyam
    (D) Beans
  1. Which of the following is not a factor to consider when siting farm structures and buildings on a farm site?
    (A) Accessibility
    (B) Foresight
    (C) Water supply
    (D) None of the above
  2. The best soil type to plant crops for better growth and good production is
    (A) Salt soil
    (B) Sandy soil
    (C) Loamy soil
    (D) Clayey soil
  3. Vegetative propagation of crops can be done in ________________ methods.
    (A) Two
    (B) Five
    (C) Ten
    (D) Four
  4. The cultural practices which involve the removal of excess seedlings or weak seedlings per stands is known as
    (A) Tinning
    (B) Thinning
    (C) Supplying
    (D) Weeding
  5. Which of the following nutritional disorders results from the lack of protein in the diet?
    (A) Marasmus
    (B) Pellagra
    (C) Kwashiorkor
    (D) Beriberi
  6. The process by which plants are multiplied as independent units is called
    (A) Deforestation
    (B) Crop propagation
    (C) Afforestation
    (D) Forestry
  7. The following are farm implements or machines used on a farm site except
    (A) Harvester
    (B) Tractor
    (C) Hoe
    (D) Ridger
  8. The following are fishing equipment used for fishing operations by fishermen except,
    (A) Fishing trap
    (B) Screw and nuts
    (C) Fishing net
    (D) Wounding equipment
  9. ________________ is a powerful and expensive motor vehicle used for lifting or pulling farm implements.
    (A) Milking machine
    (B) Bulldozer
    (C) Tractor
    (D) Tree puller
  10. Which of the following parts in birds functions like teeth for them?
    (A) Beak
    (B) Gizzard
    (C) Cloacal
    (D) Brain
  11. The gradual washing away of the topsoil layer is known as
    (A) Excretion
    (B) Erosion
    (C) Fermentation
    (D) All of the above
  12. Based on the lifecycle classification of crops, crops are classified into ________________. (A) Three
    (B) Ten
    (C) Seven
    (D) Five
  13. The functions of Agriculture include the following except,
    (A) Lack of storage facilities
    (B) Provision of food
    (C) Source of income
    (D) Provision of raw materials
  14. The type of agriculture which provides food for oneself and the family members is known as
    (A) Economic
    (B) Subsistence
    (C) Commercial
    (D) Fallacy
  15. There are ________________ types of plough machines in agriculture.
    (A) Two
    (B) Six
    (C) Eight
    (D) Five
  16. The following crops can be multiplied on the farmland by the use of seeds except
    (A) Maize
    (B) Tomatoes
    (C) Beans
    (D) Cassava
  17. Which part of a plant takes part in a process called photosynthesis?
    (A) Root
    (B) Bark
    (C) Leaves
    (D) Flower
  18. Gametes developed in an ovule which is formed as a result of the union of the ________________ and female.
    (A) Fruit
    (B) Seed
    (C) Pawpaw
    (D) Leaf
  19. Operation Feed the Nation was set up by
    (A) Ahamadu Dello
    (B) General Olusegun Obasanjo
    (C) President Bola Hammed Tinubu
    (D) Tafawa Balewa
  20. ________________ are chemical substances supplied to the crops to increase their productivity.
    (A) Carbohydrates
    (B) Micronutrients
    (C) Fertilizer
    (D) Manure
  21. OFRRI was set up in which year?
    (A) 1996
    (B) 1986
    (C) 1976
    (D) 1947
  22. Which of the following is not a government program?
    (A) Agricultural loan schemes
    (B) Green Revolution
    (C) National Agricultural insurance
    (D) None of the above
  23. Which of the following is not a Nigerian export produce?
    (A) Apple
    (B) Cocoa
    (C) Palm produce
    (D) Hide and skin
  24. Which of the following is not a function of stock exchange in agriculture?
    (A) Redistribution of wealth
    (B) Raising capital for Agribusiness
    (C) Causes damages to products
    (D) Corporate Governance
  25. 6��2+6�2�→�6�12�6+6�2 represents which process?
    (A) Carbonation
    (B) Respiration
    (C) Photosynthesis
    (D) Dehydration
  26. Which of these animals is not a work animal on the farmland?
    (A) Donkey
    (B) Camel
    (C) Dog
    (D) Bull
  27. Which of the following is not an aquatic animal?
    (A) Crocodile
    (B) Prawn
    (C) Crab
    (D) Bat
  28. ________________ are plants found growing where it is not wanted or planted, usually among cultivated plants.
    (A) Weeds
    (B) Weeding
    (C) Rice
    (D) Seeds
  29. Which of the following is not a factor to consider before siting a fish pond?
    (A) Vegetation of the area
    (B) Availability of fast-growing fingerlings
    (C) Adequate water supply
    (D) None of the above
  30. Which of the following is not a mammal that lives inside water?
    (A) Hippopotamus
    (B) Cat
    (C) Whale
    (D) Dolphins


Instructions: Answer any four(4) questions from this part

  1. a. Define Erosion (2 marks)
    b. Write three (3) types of erosion (3 marks)
    c. State five (5) ways to control erosion (5 marks)
  2. a. What is a farm record? (2 marks)
    b. State four (4) different types of farm records (2 marks)
  3. c. Explain the following:
    • Branding
    • Advertisement
    • Packaging (6 marks)
  1. a. Define crop. (1 mark)
    b. State three (3) ways through which crops are classified. (3 marks)
    c. Explain the following:

    1. Annual crops
    2. Biennial crops
    3. Perennial crops (6 marks)
  2. a. State three (3) differences between monocotyledon and dicotyledon plants. (3 marks)
    b. State five (5) uses of forest and its resources. (5 marks)
    c. Define the following:

    1. Forest
    2. Forestry (4 marks)
  3. a. State two (2) disadvantages of using a Bulldozer in land preparations on the farm. (2 marks)
    b. State five (5) uses of a tractor in Agriculture. (5 marks)
    c. State three (3) functions of sprayers in agriculture. (3 marks)
  4. a. State three (3) importance of stock exchanges in Agriculture. (3 marks)
    b. What is Fishery? (2 marks)
    c. State three (3) functions of Operation Feed the Nation. (3 marks)
    d. State two (2) examples of farm implements. (2 marks)


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