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 111:

  What is agricultural ecology?

  Options:
  A) The study of genetics and breeding techniques used in agriculture
  B) The study of climate change and its effects on agricultural productivity
  C) The study of ecological processes in agricultural systems and their interactions
  D) The study of agricultural practices and their economic impact on farmers
  Show Answer
  The correct answer is C .
• Question 112:

  Which of the weeds is dispersed by wind?

  Options:
  A) pig weed (Boerhavia diffusa)
  B) goat weed (Ageratum conizoides)
  C) Hause thorns (Acanthospermum hispidum)
  D) Tridax (Tridax procumbeus)
  Show Answer
  The correct answer is D .
• Question 113:

  What is the full meaning of IITA?

  Options:
  A) International Institute of Tropical Agriculture
  B) International Institution of Tropical Agriculture
  C) Institute of Investment and Trade Agriculture
  D) Interlude Institute of Tropical Agriculture
  Show Answer
  The correct answer is A .
• Question 114:

  What is the term used to describe the deliberate modification of an organism's genetic material using biotechnology techniques?

  Options:
  A) Mutation
  B) Cloning
  C) Genetic engineering
  D) Hybridization
  Show Answer
  The correct answer is C .
• Question 115:

  When farmers engages in both plant and animal husbandry, he is practising

  Options:
  A) lay farming
  B) mixed framing
  C) mixed cropping
  D) crop rotation
  Show Answer
  The correct answer is B .
• Question 116:

  Methods of preserving fish include the following except

  Options:
  A) boiling
  B) drying
  C) smoking
  D) salting
  Show Answer
  The correct answer is A .
• Question 117:

  Which of the following may cause disease in a fish pond?

  Options:
  A) mixed stocking
  B) liming
  C) poor management practices
  D) harvesting
  Show Answer
  The correct answer is C .
• Question 118: 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 119:

  The following are examples of agricultural extension except

  Options:
  A) Agro-service centres
  B) Operation feed the nation
  C) Green revolution programme
  D) red revolution programme
  Show Answer
  The correct answer is D .
• Question 120:

  Self-pollination takes place when grains are transferred from the

  Options:
  A) stigma to the anther of another plant
  B) stigma to the anther of same plant
  C) anther to the stigma of same plant
  D) anther to the stigma of another plant.
  Show Answer
  The correct answer is C .