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 281:

  The main aim of mechanized agriculture is

  Options:
  A) reducing maturation time for crops
  B) decreasing number of pests
  C) having a large land area for cultivation
  D) reducing cost of production
  Show Answer
  The correct answer is C .
• Question 282:

  What is a potential disadvantage of mass media for farmers?

  Options:
  A) Lack of credibility in agricultural news
  B) Insufficient coverage of farming practices
  C) Limited access to information
  D) Increased cost of agricultural inputs
  Show Answer
  The correct answer is C .
• Question 283: The correct sequence for the use of coupled implements for land preparation is Options:
  A) plough,horrow and ridger
  B) harrow,ridger and plough
  C) plough,ridger and harrow
  D) harrow,plough and ridger
  Show Answer
  The correct answer is A .
• Question 284:

  The most common grazing system in West Africa is

  Options:
  A) continuous grazing
  B) rotational grazing
  C) deferred grazing
  D) zero grazing
  Show Answer
  The correct answer is B .
• Question 285:

  The problems associated with land tenure through inheritance include the following except

  Options:
  A) small land holdings for family members
  B) hatred among family members arising from land sharing
  C) right of individuals to free use and control of inherited land
  D) difficulty to sell part of inherited land
  Show Answer
  The correct answer is C .
• Question 286: Which of the following insects transmits swollen shoot disease of cocoa? Options:
  A) stem borer
  B) mealybug
  C) whitefly
  D) scale insect
  Show Answer
  The correct answer is B .
• Question 287:

  

  Use the diagram below to this answer this question.

  This type of root is associated with

  Options:
  A) nitrogen fixation
  B) photosynthesis
  C) storage of organic acids
  D) storage of minerals
  Show Answer
  The correct answer is A .
• Question 288: Which of the following factors are causes of deforestation in West Africa? I. expansion of cultivated land II. high population growth rate III. conservation of wildlife in game reserves IV. urban growth Options:
  A) I,II and III only
  B) II,III and IV only
  C) I,II and IV only
  D) I,II,III and IV
  Show Answer
  The correct answer is C .
• Question 289:

  The mating of unrelated individual animals within the same breed is called

  Options:
  A) Out breeding
  B) In - breeding
  C) Line breeding
  D) Cross breeding
  Show Answer
  The correct answer is A .
• Question 290:

  Farm surveying equipment include the following except

  Options:
  A) Abney level
  B) Compass
  C) Spade
  D) Gunter's chain
  Show Answer
  The correct answer is C .