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 31: Soil water that is available for root absorption at field capacity is Options:
  A) capillary water
  B) hygroscopic water
  C) gravitational water
  D) superfluous water
  Show Answer
  The correct answer is A .
• Question 32:

  What does the scale of preference represent in agricultural decision-making?

  Options:
  A) The ranking of available choices based on personal preference
  B) The availability of resources for agricultural production
  C) The total cost of implementing different agricultural practices
  D) The market demand for agricultural products
  Show Answer
  The correct answer is A .
• Question 33:

  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 .
• Question 34:

  Which of the following is a common method of disseminating information to farmers?

  Options:
  A) All of the above
  B) Social media campaigns
  C) Radio broadcasts
  D) Field demonstrations
  Show Answer
  The correct answer is A .
• Question 35: In crop production, ginger is propagated by Options:
  A) seed
  B) bulb
  C) rhizome
  D) corm
  Show Answer
  The correct answer is C .
• Question 36:

  Which of the following is not a method of improving rangeland?

  Options:
  A) practicing continuous grazing
  B) routine and regular weeding
  C) routine reseeding
  D) regular application of fertilizers
  Show Answer
  The correct answer is A .
• Question 37: The following crops will enrich the soil with nitrates except Options:
  A) calopogonium
  B) pueraria
  C) centrosema
  D) exoriepus
  Show Answer
  The correct answer is D .
• Question 38:

  There are________ Steps or stages of Diffusion process

  Options:
  A) Two
  B) Three
  C) Four
  D) Five
  Show Answer
  The correct answer is D .
• Question 39:

  Which of the following is a disadvantages of mass method

  Options:
  A) It is very expensive to operate
  B) It is not time consuming
  C) Larger audience can be reached
  D) Does not necessarily require the presence of an agent
  Show Answer
  The correct answer is A .
• Question 40:

  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 .