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 71:

  Preservation of fish prevents the following except

  Options:
  A) Injury
  B) Spoilage
  C) Destruction
  D) Processing
  Show Answer
  The correct answer is D .
• Question 72:

  The following are advantages of using disc plough over mouldboard plough in West Africa except

  Options:
  A) Disc plough makes deeper cuts than mouldboard plough
  B) Disc plough buries weeds more completely than mouldboard plough
  C) The disc plough is designed to roll over stumps and obstacles which may easily damage the edges of mouldboard plough
  D) Mouldboard plough makes deeper cuts than disc plough
  Show Answer
  The correct answer is D .
• Question 73:

  What is soil conservation, and why is it important in agriculture?

  Options:
  A) Soil conservation involves the removal of topsoil for agricultural purposes
  B) Soil conservation refers to the preservation and sustainable management of soil resources
  C) Soil conservation aims to maximize crop yields through intensive farming practices
  D) Soil conservation focuses on increasing soil fertility through the use of chemical fertilizers
  Show Answer
  The correct answer is B .
• Question 74:

  The wear and tear of farm structures over time is described as

  Options:
  A) appreciation
  B) depreciation
  C) capitalization
  D) salvage value
  Show Answer
  The correct answer is B .
• Question 75:

  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 76:

  The most common factor affecting land use is

  Options:
  A) population pressure
  B) solar radiation
  C) climatic influence
  D) type of soil
  Show Answer
  The correct answer is A .
• Question 77:

  The scientific name for guinea grass is

  Options:
  A) panicum maximum
  B) imperata cylindrica
  C) cynodon dactylon
  D) andropogon gayanus
  Show Answer
  The correct answer is A .
• Question 78:

  What is the primary purpose of storage facilities in agriculture?

  Options:
  A) Offering a workspace for farm laborers
  B) Storing and preserving harvested crops
  C) Providing shelter for farm animals
  D) Housing agricultural machinery and equipment
  Show Answer
  The correct answer is B .
• Question 79:

  Which of the following is not an organic manure?

  Options:
  A) Green manure
  B) Farmyard manure
  C) Compost
  D) Fertilizer
  Show Answer
  The correct answer is D .
• Question 80: A regulatory control of diseases in crop production is Options:
  A) rouging
  B) quarantine
  C) crop rotation
  D) soil tillage
  Show Answer
  The correct answer is B .