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 141:

  __________ is a pictorial presentation meant to educate or inform the literate audience

  Options:
  A) Bulletin
  B) Paper
  C) News
  D) Poster
  Show Answer
  The correct answer is D .
• Question 142:

  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 .
• Question 143:

  The removal of excess seedlings from a seedbed after the viable seeds have germinated is

  Options:
  A) Supplying
  B) Thinning
  C) Weeding
  D) Mulching
  Show Answer
  The correct answer is B .
• Question 144:

  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 145:

  

  From the curve above, at what point is it advisable for the farmer to stop further addition of input?

  Options:
  A) I
  B) II
  C) III
  D) IV
  Show Answer
  The correct answer is C .
• Question 146:

  An important farm machine used for coupling many implements is

  Options:
  A) disc harrow
  B) harvester
  C) tractor
  D) plough
  Show Answer
  The correct answer is C .
• Question 147:

  What is a soil profile, and what information does it provide in agricultural practices?

  Options:
  A) A soil profile is an analysis of soil microorganisms and their activities
  B) A soil profile is an assessment of soil compaction and drainage
  C) A soil profile is a vertical section of the soil that reveals its layers or horizons
  D) A soil profile is a measurement of soil pH and nutrient levels
  Show Answer
  The correct answer is C .
• Question 148:

  What is the primary goal of crop improvement in agriculture?

  Options:
  A) Reducing pest and disease resistance
  B) Expanding crop cultivation areas
  C) Increasing crop diversity
  D) Enhancing crop yield and quality
  Show Answer
  The correct answer is D .
• Question 149:

  One of the followings is not a type of pond

  Options:
  A) Metallic pond
  B) Earthen pond
  C) Concrete pond
  D) Plastic pond
  Show Answer
  The correct answer is A .
• Question 150:

  Farm animals can be classified into three main categories based on their primary purpose. Which of the following is NOT one of those categories?

  Options:
  A) Poultry
  B) Aquatic animals
  C) Companion animals
  D) Livestock animals
  Show Answer
  The correct answer is B .