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 191:

  Which of the following required daily checking in a tractor?

  Options:
  A) spark plug
  B) Engine oil
  C) Air cleaner
  D) Battery
  Show Answer
  The correct answer is B .
• Question 192: Which of the following statements is correct about micro-nutrients? They Options:
  A) promote formation of only root nodules
  B) are required by plants in very small quantities
  C) are fixed into the soil through microbial activity
  D) increase crop tolerance to pest attack
  Show Answer
  The correct answer is B .
• Question 193:

  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 194:

  If 200 layers will consume 25kg of feed per day. Calculate the amount of feed consumed by a layer per day.

  Options:
  A) 0.25kg/day
  B) 0.2kg/day
  C) 0.5kg/day
  D) 0.125kg/day
  Show Answer
  The correct answer is D .
• Question 195:

  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 196: A hypothesis can be described as Options:
  A) predictive statement relating to experimental variables
  B) a postulate of general acceptance
  C) a research reasoning based on an accurate statement about the population
  D) a postulate based on experimental samples
  Show Answer
  The correct answer is A .
• Question 197:

  In which of the soil layer does most biological activity occur?

  Options:
  A) B - horizon
  B) C - horizon
  C) D - horizon
  D) A - horizon
  Show Answer
  The correct answer is D .
• Question 198:

  Which of the following is a powerful and expensive multipurpose motor vehicle used for lifting or pulling farm implements?

  Options:
  A) Bulldozer
  B) Tractor
  C) Sheller
  D) Incubator
  Show Answer
  The correct answer is B .
• Question 199:

  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 200:

  Which of the following is an example of a pasture commonly used in agriculture?

  Options:
  A) Corn plantation
  B) Orange orchard
  C) Cattle pasture
  D) Wheat field
  Show Answer
  The correct answer is C .