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 71: If T represents the gene for tallness while t represents dwarfness. The genotypic ratio of the second filial generation will be Options:
  A) 3:1
  B) 1:2:1
  C) 2:2
  D) 4:0
  Show Answer
  The correct answer is B .
• Question 72:

  The Head of the tapeworm is known as the

  Options:
  A) sucker
  B) rostellum
  C) scolex
  D) hook
  Show Answer
  The correct answer is C .
• Question 73: The forest management system which involves the planting of both food crops and forest trees on the same piece of land at the same time is known as Options:
  A) selective exploitation
  B) taungya
  C) regeneration
  D) afforestation
  Show Answer
  The correct answer is B .
• Question 74:

  The effects of practicing crop rotation include the following except

  Options:
  A) maintaining and improving soil fertility
  B) controlling soil erosion
  C) adding humus to the soil
  D) preventing the build-up of pests and diseases
  Show Answer
  The correct answer is C .
• Question 75:

  The Sokoto Gudali is a breed of

  Options:
  A) Chicken
  B) Cattle
  C) Horse
  D) Goat
  Show Answer
  The correct answer is B .
• Question 76:

  Which of the following cereal crops most requires nursery practices?

  Options:
  A) Maize
  B) Rice
  C) Millet
  D) Guinea corn
  Show Answer
  The correct answer is B .
• Question 77:

  The major factors affecting the application of science and technology to Nigeria agriculture include the following except

  Options:
  A) Unavailability of fund
  B) Unavailability of farmland
  C) Unwillingness of farmer to adopt scientific method
  D) Availability of fund
  Show Answer
  The correct answer is D .
• Question 78:

  The following are examples of agricultural extension except

  Options:
  A) Agro-service centres
  B) Operation feed the nation
  C) Green revolution programme
  D) red revolution programme
  Show Answer
  The correct answer is D .
• Question 79:

  What is rock weathering and how does it affect agriculture?

  Options:
  A) Rock weathering is the process of rocks eroding and washing away from agricultural fields
  B) Rock weathering is the process of breaking down rocks into smaller fragments
  C) Rock weathering is the process of rocks decomposing and releasing nutrients into the soil
  D) Rock weathering is the process of rocks absorbing water and expanding in size
  Show Answer
  The correct answer is B .
• Question 80:

  Which of the following is not a method of improving rangeland?

  Options:
  A) practicing continuous grazing
  B) routine and regular weeding
  C) routine reseeding
  D) regular application of fertilizers
  Show Answer
  The correct answer is A .