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 201:

  Maize is a very important crop because apart from serving as a staple, it

  Options:
  A) is ploughed into the soil to increase fertility
  B) can be processes into corn flakes
  C) forms the base of most livestock feeds
  D) is used for producing germ oil
  Show Answer
  The correct answer is C .
• Question 202: Farm labour is usually measured in terms of Options:
  A) amount of wages paid to labour
  B) hours or days of work by labour
  C) level of education of labour
  D) type of work done by labour.
  Show Answer
  The correct answer is B .
• Question 203:

  Cultural practices can be classified into the following except

  Options:
  A) pre-planting operations
  B) planting operations
  C) post-planting operations
  D) in-planting operations
  Show Answer
  The correct answer is D .
• Question 204:

  Forages that are chopped green and fed directly to livestock are referred to as

  Options:
  A) hay
  B) silage
  C) fodder
  D) soilage.
  Show Answer
  The correct answer is D .
• Question 205:

  The fertility of soils under forest is sustained mainly by

  Options:
  A) nutrient recycling
  B) rodent activities
  C) being protected from direct rays of the sun
  D) preventing raindrops from directly hitting the soil.
  Show Answer
  The correct answer is A .
• Question 206:

  A farmer uses his agricultural loans for the following except

  Options:
  A) marketing his crops
  B) hiring machineries and tools
  C) purchasing drugs for livestock
  D) paying for seeds
  Show Answer
  The correct answer is A .
• Question 207:

  What is the percentage water content of soil sample which weighed 180g when fresh and 120g when oven-dried?

  Options:
  A) 20.14%
  B) 25.00%
  C) 33.33%
  D) 60.00%
  Show Answer
  The correct answer is C .
• Question 208:

  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 209:

  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 210:

  A condition in which a gene does not manifest observable characteristics in the presence of its dominant allele is known as

  Options:
  A) dominance
  B) mutation
  C) recessiveness
  D) homozygosity
  Show Answer
  The correct answer is C .