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:

  What is the main use of a gunter's chain?

  Options:
  A) taking measurement of distance
  B) determining the depth of soil moisture
  C) calculating the slope of the land
  D) restraining bulls
  Show Answer
  The correct answer is A .
• Question 112:

  The soil nutrient which is important as a constituent of plant proteins and hormones is

  Options:
  A) calcium
  B) sulphur
  C) iron
  D) potassium
  Show Answer
  The correct answer is B .
• Question 113:

  Which of the following is NOT an agent of pollination in plants?

  Options:
  A) Bees
  B) Wind
  C) Water
  D) Fungi
  Show Answer
  The correct answer is D .
• Question 114:

  One of the followings is not an objective of agricultural extension

  Options:
  A) To educate farmers
  B) To help improve the standard of living of rural dwellers
  C) To abandon the development of rural area
  D) To help identify proper market channel
  Show Answer
  The correct answer is C .
• Question 115:

  Animal which chew the cud are

  Options:
  A) amphibians
  B) aves
  C) ruminants
  D) reptiles
  Show Answer
  The correct answer is C .
• Question 116: If T represents the gene for tallness while t represents dwarfness. When a tall (TT) crop is crossed with a dwarf (tt) crop, the resultant crop will be Options:
  A) 100% dwarf
  B) 100% tall
  C) 50% tall and 50% dwarf
  D) 75% tall and 25% dwarf
  Show Answer
  The correct answer is B .
• Question 117:

  Which of the following is not an advantage of drip-irrigation?

  Options:
  A) fertilizers can be applied through the system
  B) there is reduction in the concentration of salt in the root zone
  C) the system operates on a much lower line pressure than sprinkler system
  D) its efficiency on water distribution in steep slopes is poor
  Show Answer
  The correct answer is D .
• Question 118:

  The degree of responsiveness of demand to change in the price of goods or produce is referred to as

  Options:
  A) Relative Elasticity of demand
  B) Unit Elasticity of demand
  C) Price Elasticity of demand
  D) Perfect Elastic demand
  Show Answer
  The correct answer is C .
• Question 119:

  Rocks formed by the cooling and solidification of molten rocks called magma ejected from beneath the earth's crust is

  Options:
  A) Igneous rock
  B) Metamorphic rock
  C) Caleima rock
  D) Sedimentary rock
  Show Answer
  The correct answer is A .
• Question 120:

  All but one are qualities of a good extension worker

  Options:
  A) Organisational Ability
  B) Clear Judgement
  C) Initiative
  D) Involvement in local politics
  Show Answer
  The correct answer is D .