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 401: Which of the following statements about agricultural development is true? It leads to I. increased processing of produce II. increased food production III. high productivity IV. increased agricultural labour force Options:
  A) I, II and III only
  B) I,II and IV only
  C) I,III and IV only
  D) II,III and IV only
  Show Answer
  The correct answer is A .
• Question 402:

  Dura, Tenera and Pisifera are all cultivated varieties of

  Options:
  A) coconut
  B) oil palm
  C) rubber
  D) banana
  Show Answer
  The correct answer is B .
• Question 403:

  What is crop science?

  Options:
  A) The study of agricultural machinery and equipment
  B) The study of weather patterns and their impact on crop growth
  C) The study of soil fertility and nutrient management
  D) The study of plant genetics and breeding
  Show Answer
  The correct answer is D .
• Question 404:

  The data for feed consumption and weighing gain of four farm animals labelled P, Q, R and S are shown below.

  P -50kg feed consumed and 20kg weight gained Q -90kg feed consumed and 30kg weight gained R -100kg feed consumed and 25kg weight gained S - 150kg feed consumed and 30kg weight gained.

  Which of the following must efficient feed converter?

  Options:
  A) P
  B) Q
  C) R
  D) S
  Show Answer
  The correct answer is A .
• Question 405:

  Some seeds are raised in the nursery because

  Options:
  A) The seedlings are weak
  B) The seedling are green
  C) The seedlings love the nursery
  D) So that they can get enough sunshine
  Show Answer
  The correct answer is A .
• Question 406:

  Which of the following is not a component of an incubator ?

  Options:
  A) electric heater
  B) temperature
  C) thermostat
  D) Insulator
  Show Answer
  The correct answer is B .
• Question 407:

  The easiest method of determining soil texture in the field is by

  Options:
  A) moulding
  B) sieving
  C) sedimenting
  D) feeling
  Show Answer
  The correct answer is D .
• Question 408:

  The physical properties of soil include the following except

  Options:
  A) PH
  B) colour
  C) moisture content
  D) porosity
  Show Answer
  The correct answer is A .
• Question 409:

  The practice of mating closely related animals is called

  Options:
  A) pen mating
  B) cross breeding
  C) outbreeding
  D) inbreeding
  Show Answer
  The correct answer is D .
• Question 410:

  Which of these operations comes first in cultural practice?

  Options:
  A) Tillage
  B) Ridges
  C) Stumping
  D) Harvesting
  Show Answer
  The correct answer is C .