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 31:

  ______ introduce new ideas of farming seen in other places to their dwelling.

  Options:
  A) Innovators
  B) Early adopters
  C) Late adopters
  D) Never adopters
  Show Answer
  The correct answer is A .
• Question 32:

  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 33:

  The characteristic symptoms of mosaic disease of crops is usually observed on

  Options:
  A) roots
  B) leaves
  C) stems
  D) fruits
  Show Answer
  The correct answer is B .
• Question 34:

  Smut disease of cereals is caused by a

  Options:
  A) bacterium
  B) fungus
  C) protozoan
  D) nematode
  Show Answer
  The correct answer is B .
• Question 35: Which of the following statement is a disadvantage of human power? it Options:
  A) controls other sources of farm power
  B) brings about least damage
  C) is easily available and controlled
  D) has low output
  Show Answer
  The correct answer is D .
• Question 36:

  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 37:

  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 .
• Question 38:

  The source of food for fishes in the river is called

  Options:
  A) rotten leaves
  B) planktons
  C) micro-organism
  D) algae
  Show Answer
  The correct answer is B .
• Question 39:

  The feed that is regularly offered to or consumed by the animal is called

  Options:
  A) Ratio
  B) Ration
  C) Nutrient
  D) Content
  Show Answer
  The correct answer is B .
• Question 40:

  One major difference between disc plough and disc harrow is

  Options:
  A) Disc plough is used to create wider ridges on the field than disc Harrow
  B) A disc plough can have up to 54 discs on it at once whereas a disc harrow can have up to 6 disc
  C) Disc plough is used to tilled the disc harrowed land
  D) The disc part of plough is notched while that of harrow is round
  Show Answer
  The correct answer is A .