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 91:

  Improvement of yam through breeding is difficult because

  Options:
  A) it possesses no sexual reproductive system
  B) naturally growing types have to be used
  C) its rapid multiplication is very difficult
  D) its genes do not segregate
  Show Answer
  The correct answer is A .
• Question 92: Which of the following insects transmits swollen shoot disease of cocoa? Options:
  A) stem borer
  B) mealybug
  C) whitefly
  D) scale insect
  Show Answer
  The correct answer is B .
• Question 93:

  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 94:

  Food shortage can be minimized by

  Options:
  A) efficient pest control services
  B) natural hazards
  C) illegal exportation of farm produce
  D) hoarding
  Show Answer
  The correct answer is A .
• Question 95:

  Which of the following is not a characteristic of a good pasture?

  Options:
  A) high quality grass
  B) provision of balance nutrients
  C) ability to withstand trampling
  D) high stem to leaf ratio
  Show Answer
  The correct answer is A .
• Question 96:

  Which of the following rocks is formed from shale?

  Options:
  A) marble
  B) slate
  C) quartzite
  D) limestone
  Show Answer
  The correct answer is B .
• Question 97: Close to the time of harvesting of cotton, sunshine is needed to ensure the production of boils that are Options:
  A) big
  B) light
  C) not mouldy
  D) not open
  Show Answer
  The correct answer is C .
• Question 98:

  What are abiotic factors in an agricultural ecosystem?

  Options:
  A) Factors related to the living organisms
  B) Factors related to the availability of nutrients
  C) Factors related to the climate and weather
  D) Factors related to the physical environment
  Show Answer
  The correct answer is D .
• Question 99: Floriculture deals with the study of Options:
  A) flowers
  B) fossils
  C) weeds
  D) insects
  Show Answer
  The correct answer is A .
• Question 100:

  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 .