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 181:

  The alternate heating and cooling of rocks result in

  Options:
  A) sublimation
  B) volatilization
  C) solidification
  D) fragmentation
  Show Answer
  The correct answer is D .
• Question 182:

  Which of the following is not the role of government in agricultural production?

  Options:
  A) provision of loans and credits
  B) building of storage facilities
  C) establishment of efficient marketing outlets
  D) provision of labour
  Show Answer
  The correct answer is D .
• Question 183:

  Which of the following is NOT a component of agronomy?

  Options:
  A) Pest management
  B) Crop production
  C) Soil management
  D) Animal husbandry
  Show Answer
  The correct answer is D .
• Question 184:

  Plant breeders aim at obtaining the following except

  Options:
  A) tolerance to climatic extremes
  B) resistance to pests
  C) adaptation of pollination
  D) uniformity in the time of maturity
  Show Answer
  The correct answer is C .
• Question 185:

  Which of the following is not a branch of agriculture?

  Options:
  A) Horticulture
  B) Forestry
  C) Agronomy
  D) Zoology
  Show Answer
  The correct answer is D .
• Question 186:

  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 187:

  Marketing processes do not include

  Options:
  A) production
  B) assembling
  C) distribution
  D) processing
  Show Answer
  The correct answer is A .
• Question 188:

  Gummosis disease of citrus is caused by

  Options:
  A) aphids
  B) fungi
  C) white flies
  D) bacteria
  Show Answer
  The correct answer is B .
• Question 189: 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 190:

  Which of the following is a primary function of the digestive system?

  Options:
  A) Regulation of body temperature
  B) Oxygen transport
  C) Production of hormones
  D) Absorption of nutrients
  Show Answer
  The correct answer is D .