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 11:

  ________ is a disease condition which emanates from inadequate nutrition.

  Options:
  A) Nutritional deficiency
  B) Nutritional adequacy
  C) Nutritional efficiency
  D) Nutritional sufficiency
  Show Answer
  The correct answer is A .
• Question 12:

  Which of the following is an objective of agricultural development programs?

  Options:
  A) Maximizing profits for individual farmers
  B) Increasing dependency on external inputs
  C) Enhancing sustainable agricultural practices
  D) Expanding land holdings for large-scale farms
  Show Answer
  The correct answer is C .
• Question 13:

  Legumes that produce edible seeds are known as

  Options:
  A) pulses
  B) grains
  C) cereals
  D) beverages
  Show Answer
  The correct answer is A .
• Question 14:

  Which of the following is not an advantage of drip-irrigation?

  Options:
  A) fertilizers can be applied through the system
  B) there is reduction in the concentration of salt in the root zone
  C) the system operates on a much lower line pressure than sprinkler system
  D) its efficiency on water distribution in steep slopes is poor
  Show Answer
  The correct answer is D .
• Question 15:

  Which of the following is a branch of agriculture that focuses on the cultivation of fruits, vegetables, and ornamental plants?

  Options:
  A) Apiculture
  B) Aquaculture
  C) Sericulture
  D) Horticulture
  Show Answer
  The correct answer is D .
• Question 16:

  ___________ is the process which assist farmers through educational procedures in improving farming methods

  Options:
  A) Agricultural intension
  B) Agricultural extension
  C) Agricultural education
  D) Agricultural technology
  Show Answer
  The correct answer is B .
• Question 17:

  What does the term "recombinant DNA" refer to in biotechnology?

  Options:
  A) DNA synthesized in a laboratory
  B) DNA replicated using polymerase chain reaction (PCR)
  C) DNA extracted from ancient fossils
  D) DNA modified to contain genes from different organisms
  Show Answer
  The correct answer is D .
• Question 18:

  The B-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 B .
• Question 19: 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 20:

  Which of the following is a friend of farmer

  Options:
  A) earthworm
  B) aphid
  C) grasshopper
  D) termite
  Show Answer
  The correct answer is A .