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 121:

  Primary tillage is also known as

  Options:
  A) Ploughing
  B) Harrowing
  C) Stumping
  D) Ridging
  Show Answer
  The correct answer is A .
• Question 122:

  One of the limitation of mechanization of farms is

  Options:
  A) reduction in the cost of production
  B) exposure of soil to the effects of climate
  C) increase in yield of crops
  D) reduction of farm labour
  Show Answer
  The correct answer is A .
• Question 123:

  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 .
• Question 124:

  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 125: Which of the following statements about agricultural development is true? It leads to I. increased processing of produce II. increased food production III. high productivity IV. increased agricultural labour force Options:
  A) I, II and III only
  B) I,II and IV only
  C) I,III and IV only
  D) II,III and IV only
  Show Answer
  The correct answer is A .
• Question 126:

  A good silage should be free of

  Options:
  A) moulds
  B) nutrients
  C) moisture
  D) fibre
  Show Answer
  The correct answer is A .
• Question 127:

  What is the term used to describe the deliberate modification of an organism's genetic material using biotechnology techniques?

  Options:
  A) Mutation
  B) Cloning
  C) Genetic engineering
  D) Hybridization
  Show Answer
  The correct answer is C .
• Question 128:

  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 129:

  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 130:

  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 .