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 101:

  All but one are related to surface irrigation?

  Options:
  A) Mole drainage
  B) Natural flooding
  C) Sprinkler irrigation
  D) Check flooding
  Show Answer
  The correct answer is D .
• Question 102:

  What is the primary objective of agricultural research?

  Options:
  A) Developing new farming technologies
  B) Increasing crop diversity
  C) Promoting organic farming practices
  D) Enhancing agricultural productivity and sustainability
  Show Answer
  The correct answer is D .
• Question 103:

  The Head of the tapeworm is known as the

  Options:
  A) sucker
  B) rostellum
  C) scolex
  D) hook
  Show Answer
  The correct answer is C .
• Question 104:

  Which of the following characteristics is not correct of pigs?

  Options:
  A) prolific animals
  B) efficient feed converters
  C) source of meat
  D) source of land
  Show Answer
  The correct answer is D .
• Question 105:

  What does the term "recombinant DNA" refer to in biotechnology?

  Options:
  A) DNA synthesized in a laboratory
  B) DNA replicated using polymerase chain reaction (PCR)
  C) DNA extracted from ancient fossils
  D) DNA modified to contain genes from different organisms
  Show Answer
  The correct answer is D .
• Question 106:

  Artificial scarcity of agricultural produce is often caused by the following marketing agents except

  Options:
  A) farmers
  B) wholesalers
  C) middlemen
  D) co-operatives
  Show Answer
  The correct answer is A .
• Question 107:

  

  Use the following diagram below to answer this question.

  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 108:

  What is the primary purpose of agricultural mechanization?

  Options:
  A) Promoting sustainable irrigation techniques
  B) Increasing crop diversity in farming systems
  C) Reducing labor requirements in agriculture
  D) Enhancing organic farming practices
  Show Answer
  The correct answer is C .
• Question 109:

  The Mendelian law of segregation states that the characteristics which is hidden in an F1, reappears in F2 generation in a ratio

  Options:
  A) 1 : 2
  B) 2 : 2
  C) 1 : 3
  D) 3 : 2
  Show Answer
  The correct answer is C .
• Question 110:

  Which of the following classes of nutrient is used only for energy production in farm animals?

  Options:
  A) Protein
  B) Minerals
  C) Fat and oil
  D) Carbohydrates
  Show Answer
  The correct answer is D .