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 451: Corms, rhizomes and tubers are examples of Options:
  A) underground stems
  B) underground roots
  C) modified leaves
  D) earial stems
  Show Answer
  The correct answer is A .
• Question 452: Which of the following groups of rocks is formed as a result of volcanic eruption? Options:
  A) lomestone,basalt and shale
  B) basalt,granite and pumice
  C) sandstone,granite and quartzite
  D) marble,gneiss and shale
  Show Answer
  The correct answer is B .
• Question 453:

  Which of the following routine maintenance in a tractor is necessary on daily basis?

  Options:
  A) Draining of the gear box oil.
  B) Removing and cleaning of engines air filter
  C) Replacing of the fuel filter element.
  D) Checking of the oil level in the engine.
  Show Answer
  The correct answer is D .
• Question 454:

  The most efficient irrigation method on large scale farms involve the use of

  Options:
  A) overhead irrigation facilities
  B) flooding system
  C) underground porous pipes
  D) shadoof system
  Show Answer
  The correct answer is A .
• Question 455:

  Which of the following is not a source of farm power?

  Options:
  A) wind
  B) bull
  C) tractor
  D) plough
  Show Answer
  The correct answer is D .
• Question 456:

  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 457:

  Which of the following sources of farm power is most flexible and adaptable to farm operations?

  Options:
  A) animal power
  B) wind power
  C) human power
  D) solar power
  Show Answer
  The correct answer is C .
• Question 458:

  One of the limitation of mechanization of farms is

  Options:
  A) reduction in the cost of production
  B) exposure of soil to the effects of climate
  C) increase in yield of crops
  D) reduction of farm labour
  Show Answer
  The correct answer is A .
• Question 459:

  

  Study the diagram above and answer the question.

  The farm tool associated with the diagram above is

  Options:
  A) Knife
  B) Secateurs
  C) Shears
  D) Cutlass
  Show Answer
  The correct answer is A .
• Question 460: The weight of a sheep increased from 25kg to 45kg in two months. If the total consumption during the period was 60kg,determine the feed conversion ratio. Options:
  A) 1:1
  B) 1:2
  C) 3:1
  D) 4:1
  Show Answer
  The correct answer is C .