Agricultural-Science Exam Past Questions and Answers | JAMB, WAEC and NECO

Agricultural science studies farming practices, including soil cultivation for growing crops and raising animals for food, wool, and other products.

• Question 1:

  The main mode of infection of rinderpest disease in cattle is through

  Options:
  A) grazing
  B) drinking
  C) contact
  D) inhalation
  Show Answer
  The correct answer is D .
• Question 2:

  What is crop science?

  Options:
  A) The study of agricultural machinery and equipment
  B) The study of weather patterns and their impact on crop growth
  C) The study of soil fertility and nutrient management
  D) The study of plant genetics and breeding
  Show Answer
  The correct answer is D .
• Question 3:

  A farmer bought a farm implement for ₦12,500 in 2007. At the end of the fourth year, he sold it for ₦4,300. The annual depreciation of the implement is

  Options:
  A) ₦4,300
  B) ₦3,125
  C) ₦2,050
  D) ₦1,075
  Show Answer
  The correct answer is C .
• Question 4:

  

  Study the diagram above and answer the question.

  The crop associated with the diagram above is?

  Options:
  A) Theobroma cacao
  B) Zingiber officinale
  C) Hevea brasiliensis
  D) Gossypium hirsutum
  Show Answer
  The correct answer is C .
• Question 5:

  Gummosis disease of citrus is caused by

  Options:
  A) aphids
  B) fungi
  C) white flies
  D) bacteria
  Show Answer
  The correct answer is B .
• Question 6: The use of animal traction is limited in the forest zones of West Africa because of the Options:
  A) topography of the forest land
  B) presence of tsetseflies
  C) high amount of rainfall
  D) culture of the people
  Show Answer
  The correct answer is B .
• Question 7:

  

  Use the diagram below to this answer this question.

  This type of root is associated with

  Options:
  A) nitrogen fixation
  B) photosynthesis
  C) storage of organic acids
  D) storage of minerals
  Show Answer
  The correct answer is A .
• Question 8:

  The system in which a farmer uses a piece of land for a period and abandons it for another land is called

  Options:
  A) crop rotation
  B) mix cropping
  C) shifting cultivation
  D) leg farming
  Show Answer
  The correct answer is C .
• Question 9:

  Which of the following is an example of agricultural technology?

  Options:
  A) Crop rotation
  B) Irrigation
  C) Organic farming
  D) Composting
  Show Answer
  The correct answer is B .
• Question 10:

  Root-knot disease of tomato is caused by

  Options:
  A) virus
  B) nematode
  C) bacterium
  D) fungus
  Show Answer
  The correct answer is B .