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 391:

  Crop rotation has the following effects on the soil except

  Options:
  A) maintenance of soil fertility
  B) reducing concentration of soil pests
  C) improving soil structure
  D) predisposing soil to leaching
  Show Answer
  The correct answer is D .
• Question 392: Close to the time of harvesting of cotton, sunshine is needed to ensure the production of boils that are Options:
  A) big
  B) light
  C) not mouldy
  D) not open
  Show Answer
  The correct answer is C .
• Question 393:

  The quantity of ration that can supply the requirement nutrients above the maintenance to enable the animal produce the form of animal product for which the livestock is kept is known as

  Options:
  A) balanced ration
  B) measured ration
  C) production ration
  D) maintenance ration
  Show Answer
  The correct answer is C .
• Question 394:

  Which of the following sources of farm power is most versatile in West Africa?

  Options:
  A) Biogas
  B) animal
  C) wind
  D) water
  Show Answer
  The correct answer is B .
• Question 395:

  What are some advantages of agricultural extension?

  Options:
  A) All of the above
  B) Increased access to modern agricultural technologies
  C) Improved farm productivity and profitability
  D) Enhanced knowledge and skills of farmers
  Show Answer
  The correct answer is A .
• Question 396:

  Which of the following is not a characteristic of a good pasture?

  Options:
  A) high quality grass
  B) provision of balance nutrients
  C) ability to withstand trampling
  D) high stem to leaf ratio
  Show Answer
  The correct answer is A .
• Question 397:

  Which of the following factors influence agricultural production is biotic factor?

  Options:
  A) parasite
  B) soil PH
  C) topography
  D) soil texture
  Show Answer
  The correct answer is A .
• Question 398:

  Agricultural extension serves as ____ between research institute and farmers

  Options:
  A) command centers
  B) bridge
  C) extension
  D) gap
  Show Answer
  The correct answer is B .
• Question 399:

  The most important of all the factors of production in crop farming is

  Options:
  A) labour
  B) capital
  C) land
  D) management.
  Show Answer
  The correct answer is C .
• Question 400:

  The adult male cattle is called

  Options:
  A) bull
  B) ram
  C) boar
  D) duck
  Show Answer
  The correct answer is A .