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: The weight of a sheep increased from 25kg to 45kg in two months. If the total consumption during the period was 60kg,determine the feed conversion ratio. Options:
  A) 1:1
  B) 1:2
  C) 3:1
  D) 4:1
  Show Answer
  The correct answer is C .
• Question 2:

  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 3:

  Which of the following is an important aspect of livestock management in agriculture?

  Options:
  A) Irrigation scheduling
  B) Fertilizer application rates
  C) Animal health and welfare
  D) Crop rotation techniques
  Show Answer
  The correct answer is C .
• Question 4:

  Records of money transactions in a farming business are termed

  Options:
  A) farm inputs
  B) farm accounts
  C) capital
  D) farm liabilities
  Show Answer
  The correct answer is B .
• Question 5:

  Which of the following is an example of a biotic factor in an agricultural ecosystem?

  Options:
  A) Rainfall
  B) Soil pH
  C) Temperature
  D) Crop pests
  Show Answer
  The correct answer is D .
• Question 6:

  The correct sequence in the processes of crop improvement is

  Options:
  A) Introduction → selection → breeding
  B) Breeding → selection → introduction
  C) Breeding → introduction → selection
  D) Introduction → breeding → selection
  Show Answer
  The correct answer is A .
• Question 7:

  The following steps are necessary when establishing a fish pond except

  Options:
  A) Moisture
  B) Site selection
  C) General survey
  D) Clearing and stumping of site
  Show Answer
  The correct answer is A .
• Question 8:

  Newcastle disease is viral diseases that affect which animals?

  Options:
  A) Poultry birds
  B) Cattle
  C) Goat
  D) Fish
  Show Answer
  The correct answer is A .
• Question 9: Floriculture deals with the study of Options:
  A) flowers
  B) fossils
  C) weeds
  D) insects
  Show Answer
  The correct answer is A .
• Question 10: The following are advantages of sub-surface irrigation except that Options:
  A) it is suitable for soils with low water holding capacity
  B) it can be used only for specific types of crops
  C) the rate of evaporation is greatly reduced
  D) it reduces the incidence of pests
  Show Answer
  The correct answer is B .