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 271:

  What is the role of agricultural extension officers in relation to farmers?

  Options:
  A) To provide financial support to farmers
  B) To sell agricultural products to farmers
  C) To offer technical advice and assistance to farmers
  D) To regulate agricultural practices on farms
  Show Answer
  The correct answer is C .
• Question 272:

  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 273:

  The A-Horizon of soil profile is also called the

  Options:
  A) Top soil
  B) Sub-soil
  C) Parent materials
  D) Bedrock
  Show Answer
  The correct answer is A .
• Question 274: Tomatoes are staked in order to Options:
  A) accelerate their growth
  B) induce flowering
  C) accelerate fruit ripening
  D) prevent rotting of fruits
  Show Answer
  The correct answer is D .
• Question 275:

  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 276:

  Andropogon gayanus is commonly called

  Options:
  A) guinea grass
  B) elephant grass
  C) gamba grass
  D) spear grass
  Show Answer
  The correct answer is C .
• Question 277:

  Output is higher in commercial agriculture because of the following reasons except

  Options:
  A) adequate finance
  B) cultivation of large hectares of land
  C) employment of large labour force
  D) utilization of complex farm machinery
  Show Answer
  The correct answer is C .
• Question 278:

  Which of the following is an example of a farm implement used for soil preparation in agriculture?

  Options:
  A) Seeder
  B) Sprayer
  C) Harvester
  D) Plow
  Show Answer
  The correct answer is D .
• Question 279:

  The most suitable source of power for stationary equipment on the farm is

  Options:
  A) machinery
  B) electricity
  C) animal
  D) man
  Show Answer
  The correct answer is B .
• Question 280:

  Which one of the following is not a target group of an agricultural Extension agent

  Options:
  A) Non-governmental organisation
  B) Commercial farmers
  C) Bee keepers
  D) Political parties
  Show Answer
  The correct answer is D .