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 21:

  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 22:

  Agricultural extension programme would succeed in disseminating new ideas to farmers except if the programme

  Options:
  A) is based on research tested on local conditions
  B) involves the people for which the programme is planned
  C) involved only the support to highly trained agricultural extension specialist
  D) is not kept flexible to contemporary technology
  Show Answer
  The correct answer is D .
• Question 23:

  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 .
• Question 24: Which of the following diseases commonly occur during brooding? I. yolk sac infection II. coccidiosis III. fowlpox IV. pullorum Options:
  A) I,II and III only
  B) I,II and IV only
  C) I,III and IV only
  D) I,II,III and IV
  Show Answer
  The correct answer is B .
• Question 25:

  Which of the following fishing gears can be used for total harvesting of pond?

  Options:
  A) hook and line
  B) harpoon
  C) basket trap
  D) dragnet
  Show Answer
  The correct answer is D .
• Question 26:

  The following are categories of farmers based on adoption of innovation except

  Options:
  A) Innovators
  B) Early adopters
  C) Late adopters
  D) Never innovators
  Show Answer
  The correct answer is D .
• Question 27:

  The part of the ruminant stomach from which digestive juices secreted is the

  Options:
  A) Rumen
  B) Reticulum
  C) Abomasum
  D) Paunch
  Show Answer
  The correct answer is C .
• Question 28:

  What does the concept of demand and supply refer to in agriculture?

  Options:
  A) The government's role in regulating agricultural prices
  B) The distribution of agricultural resources among different regions
  C) The quantity of agricultural products produced and consumed
  D) The interaction between buyers and sellers in agricultural markets
  Show Answer
  The correct answer is D .
• Question 29:

  The most effective method of controlling or preventing viral diseases in plants is by

  Options:
  A) practising crop rotation
  B) spraying crops regularly
  C) planting resistant varieties
  D) burning affected crops
  Show Answer
  The correct answer is C .
• Question 30:

  Layer's ration contains more limestone than grower's ration because limestone

  Options:
  A) is difficult for the growers to digest
  B) stimulates layer's appetite
  C) reduces the acidity in the gut if growers
  D) supplies sufficient minerals to layers for shell formation
  Show Answer
  The correct answer is D .