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 1:

  What is the primary characteristic of weeds in agriculture?

  Options:
  A) They are beneficial for crop growth
  B) They compete with crops for resources
  C) They are cultivated intentionally by farmers
  D) They do not require any maintenance
  Show Answer
  The correct answer is B .
• Question 2:

  The followings are functions of a sprayer except

  Options:
  A) It can be used to control the growth of weeds
  B) It can be used to control the effects of pest.
  C) It can be used to plant seeds
  D) It can be used to spray disinfectant.
  Show Answer
  The correct answer is C .
• Question 3:

  Plant breeders aim at obtaining the following except

  Options:
  A) tolerance to climatic extremes
  B) resistance to pests
  C) adaptation of pollination
  D) uniformity in the time of maturity
  Show Answer
  The correct answer is C .
• Question 4:

  A biotic factor influencing agricultural production is

  Options:
  A) rainfall
  B) predator
  C) soil structure
  D) wind
  Show Answer
  The correct answer is B .
• Question 5:

  Which of the following will be responsible for the poor yield of fertile soil in a high rainfall area?

  Options:
  A) leaching of soil nutrients
  B) very low pH value of land
  C) lack of soil microbes
  D) high alkalinity of soil
  Show Answer
  The correct answer is A .
• Question 6:

  A soil may be called as alkaline when the pH of the soil is more than

  Options:
  A) 6.5
  B) 5.5
  C) 7.0
  D) 5.0
  Show Answer
  The correct answer is C .
• Question 7:

  ________ is a disease condition which emanates from inadequate nutrition.

  Options:
  A) Nutritional deficiency
  B) Nutritional adequacy
  C) Nutritional efficiency
  D) Nutritional sufficiency
  Show Answer
  The correct answer is A .
• Question 8:

  In ponds, fish is usually caught with the following except

  Options:
  A) Pollution
  B) Hook and line
  C) Fish trap
  D) Cast net
  Show Answer
  The correct answer is A .
• Question 9:

  One of the followings is not a basic consideration in planting operations

  Options:
  A) Planting space
  B) Planting time
  C) Planting depth
  D) Planting weed
  Show Answer
  The correct answer is D .
• Question 10:

  The practice of mating closely related animals is called

  Options:
  A) pen mating
  B) cross breeding
  C) outbreeding
  D) inbreeding
  Show Answer
  The correct answer is D .