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 421:

  Callosobruchus maculates is a common pest of

  Options:
  A) maize
  B) cowpea
  C) rice
  D) millet
  Show Answer
  The correct answer is B .
• Question 422:

  Miracidium is one of the stages in the life cycle of

  Options:
  A) roundworm
  B) liver fluke
  C) tapeworm
  D) tick
  Show Answer
  The correct answer is D .
• Question 423:

  A soil with pH2 can be described as

  Options:
  A) moderately acidic
  B) moderately alkaline
  C) highly acidic
  D) highly alkaline
  Show Answer
  The correct answer is C .
• Question 424:

  What factors influence soil fertility in agriculture?

  Options:
  A) pH and soil structure
  B) Organic matter content and nutrient availability
  C) Soil texture and drainage
  D) All of the above
  Show Answer
  The correct answer is D .
• Question 425:

  Which of the following fruit is a capsule?

  Options:
  A) Okra
  B) Apple
  C) Mango
  D) Coconut
  Show Answer
  The correct answer is A .
• Question 426:

  Maize grows best on

  Options:
  A) Sandy soil
  B) Sandy-clay soil
  C) Loamy soil
  D) Silty-clay soil
  Show Answer
  The correct answer is C .
• Question 427:

  Which of the following farm animals is considered as monogastric?

  Options:
  A) Goat.
  B) Pig.
  C) Cow.
  D) Sheep.
  Show Answer
  The correct answer is B .
• Question 428:

  What is animal production in agriculture?

  Options:
  A) The management and care of livestock for various purposes
  B) The breeding and genetic improvement of animals for specific traits
  C) The production of animal-based products such as milk and eggs
  D) The cultivation of crops for animal consumption
  Show Answer
  The correct answer is A .
• Question 429:

  Which of the following nutrient element is a macro-nutrient?

  Options:
  A) phosphorus
  B) zinc
  C) iron
  D) manganese
  Show Answer
  The correct answer is A .
• Question 430: If the recommended spacing for a tree crop is 2.5cm by 4.0m.determine the number of seedlings required to plant a 2 hectare farmland. Options:
  A) 1,000
  B) 2,000
  C) 10,000
  D) 20,000
  Show Answer
  The correct answer is B .