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 61:

  The method of irrigation suitable for use on a steep slope is

  Options:
  A) sprinkler irrigation
  B) flood
  C) furrow irrigation
  D) shadoof
  Show Answer
  The correct answer is D .
• Question 62:

  The relative humidity in an incubator is usually set at

  Options:
  A) 10% - 30%
  B) 40% - 60%
  C) 70% - 80%
  D) 90% - 100%.
  Show Answer
  The correct answer is B .
• Question 63:

  Which of the following is NOT a principle of agronomy?

  Options:
  A) Controlling pests and diseases
  B) Managing soil fertility
  C) Promoting biodiversity conservation
  D) Maximizing crop yield
  Show Answer
  The correct answer is C .
• Question 64:

  Newcastle disease is viral diseases that affect which animals?

  Options:
  A) Poultry birds
  B) Cattle
  C) Goat
  D) Fish
  Show Answer
  The correct answer is A .
• Question 65:

  The soil nutrient which is important as a constituent of plant proteins and hormones is

  Options:
  A) calcium
  B) sulphur
  C) iron
  D) potassium
  Show Answer
  The correct answer is B .
• Question 66:

  The scientific name for guinea grass is

  Options:
  A) panicum maximum
  B) imperata cylindrica
  C) cynodon dactylon
  D) andropogon gayanus
  Show Answer
  The correct answer is A .
• Question 67:

  A good silage should be free of

  Options:
  A) moulds
  B) nutrients
  C) moisture
  D) fibre
  Show Answer
  The correct answer is A .
• Question 68: 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 69:

  The problems associated with land tenure through inheritance include the following except

  Options:
  A) small land holdings for family members
  B) hatred among family members arising from land sharing
  C) right of individuals to free use and control of inherited land
  D) difficulty to sell part of inherited land
  Show Answer
  The correct answer is C .
• Question 70:

  Which of the following is not a breed of rabbits?

  Options:
  A) New zealand white
  B) Land race
  C) Chincilla
  D) Californian white
  Show Answer
  The correct answer is B .