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 171:

  If 100 pieces of pests is attacking an hectare of cocoa farm and 25% suddenly died while 40% of the remnant is sent for medical examination. What is the number of pest remaining?

  Options:
  A) 45
  B) 50
  C) 25
  D) 75
  Show Answer
  The correct answer is A .
• Question 172:

  Which of the following groups of animals is usually kept in game reserves?

  Options:
  A) cattle, sheep and goats
  B) camels, donkeys and horses
  C) chicken, duck and turkeys
  D) lions, elephants and donkeys
  Show Answer
  The correct answer is D .
• Question 173:

  

  During which of the following plant propagation methods is the tool represented used?

  Options:
  A) Seed planting
  B) Seedling transplant
  C) Budding
  D) Layering
  Show Answer
  The correct answer is C .
• Question 174:

  What is the primary focus of agronomy in agriculture?

  Options:
  A) Management of soil and crops
  B) Breeding and genetics of crops
  C) Study of climate and weather patterns
  D) Marketing and selling of agricultural products
  Show Answer
  The correct answer is A .
• Question 175:

  Which of the following is not a quality for selecting livestock?

  Options:
  A) feed consumption
  B) egg production
  C) mortality rate
  D) body weight
  Show Answer
  The correct answer is C .
• Question 176:

  

  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 177:

  The main objectives of agriculture is

  Options:
  A) income generation
  B) provision of employment
  C) food production
  D) provision of shelter
  Show Answer
  The correct answer is C .
• Question 178:

  Fertilizer application in maize should be completed before

  Options:
  A) Tasseling
  B) Silking
  C) Riponing
  D) Knee high stage
  Show Answer
  The correct answer is D .
• Question 179: 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 Options:
  A) 100% dwarf
  B) 100% tall
  C) 50% tall and 50% dwarf
  D) 75% tall and 25% dwarf
  Show Answer
  The correct answer is B .
• Question 180:

  Gestation period is defined as the time

  Options:
  A) of fusion of the sperm and the egg
  B) between conception and parturition
  C) of release of ovum from the ovary
  D) of the birth of the young animal
  Show Answer
  The correct answer is B .