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 111:

  Management practices in a piggery include the following except

  Options:
  A) disinfecting pens
  B) regular cleaning of feed and water troughs
  C) isolating sick animals
  D) weekly vaccination of pigs
  Show Answer
  The correct answer is D .
• Question 112:

  Which of the following nutrient element is a macro-nutrient?

  Options:
  A) phosphorus
  B) zinc
  C) iron
  D) manganese
  Show Answer
  The correct answer is A .
• Question 113: In biotechnology, propagation is mainly by Options:
  A) grafting
  B) aerial layering
  C) binary fission
  D) cell culture.
  Show Answer
  The correct answer is D .
• Question 114:

  New Zealand is a breed of which animal?

  Options:
  A) Goat
  B) Cattle
  C) Rat
  D) Rabbit
  Show Answer
  The correct answer is D .
• Question 115:

  In subsistence agriculture

  Options:
  A) yields are usually high
  B) surplus produce is small
  C) savings are made
  D) farm sizes are large
  Show Answer
  The correct answer is B .
• Question 116:

  What is crop rotation?

  Options:
  A) Growing of crops one after the other in a particular sequence
  B) Growing more than one crop at a time
  C) Growing of an associate crop in between the rows of the main crop
  D) Growing of crops together in strips
  Show Answer
  The correct answer is A .
• Question 117:

  If 100 pieces of pests is attacking an hectare of cocoa farm and 25% suddenly died while 40% of the remnant is sent for medical examination. What is the number of pest remaining?

  Options:
  A) 45
  B) 50
  C) 25
  D) 75
  Show Answer
  The correct answer is A .
• Question 118:

  Farm survey equipment include the following except

  Options:
  A) cross staff
  B) Abney level
  C) datun
  D) chain
  Show Answer
  The correct answer is D .
• Question 119:

  Ginning is a method of processing

  Options:
  A) cocoa
  B) cotton
  C) oil palm
  D) palm kernel oil
  Show Answer
  The correct answer is B .
• Question 120: 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 .