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 11:

  Which of the following combinations of farm inputs enhances the healthy growth of crops?

  Options:
  A) Tractor and cash
  B) Irrigation and fertilizer
  C) Work bull and implement
  D) Cutlass and sacks
  Show Answer
  The correct answer is B .
• Question 12:

  What is rock weathering and how does it affect agriculture?

  Options:
  A) Rock weathering is the process of rocks eroding and washing away from agricultural fields
  B) Rock weathering is the process of breaking down rocks into smaller fragments
  C) Rock weathering is the process of rocks decomposing and releasing nutrients into the soil
  D) Rock weathering is the process of rocks absorbing water and expanding in size
  Show Answer
  The correct answer is B .
• Question 13:

  The hormone responsible for milk let down in female farm animals is

  Options:
  A) testosterone
  B) FSH
  C) Oxytosin
  D) androgen
  Show Answer
  The correct answer is C .
• Question 14:

  The most effective method of disseminating information among farmers is through

  Options:
  A) individual method
  B) group method
  C) mass method
  D) cooperative method
  Show Answer
  The correct answer is C .
• Question 15:

  The study of insect pests of crops is called

  Options:
  A) entomology
  B) pathology
  C) agronomy
  D) synecology
  Show Answer
  The correct answer is A .
• Question 16:

  Which of the weeds is dispersed by wind?

  Options:
  A) pig weed (Boerhavia diffusa)
  B) goat weed (Ageratum conizoides)
  C) Hause thorns (Acanthospermum hispidum)
  D) Tridax (Tridax procumbeus)
  Show Answer
  The correct answer is D .
• Question 17:

  Which one of the following is not a target group of an agricultural Extension agent

  Options:
  A) Non-governmental organisation
  B) Commercial farmers
  C) Bee keepers
  D) Political parties
  Show Answer
  The correct answer is D .
• Question 18:

  A piece of information contained in payroll record of farms is

  Options:
  A) date of employment
  B) equity
  C) income generated
  D) total credit.
  Show Answer
  The correct answer is A .
• Question 19:

  A periodic maintenance activity carried out using a farm tractor is

  Options:
  A) checking of radiator water
  B) checking of tire pressure
  C) cleaning after use
  D) changing of engine oil
  Show Answer
  The correct answer is C .
• Question 20:

  The farm practices that does not have a very harmful effect on the soil is

  Options:
  A) Flooding
  B) Crop rotation
  C) Over grazing
  D) Bush burning
  Show Answer
  The correct answer is B .