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 151:

  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 152:

  Agricultural uses of land include

  Options:
  A) silviculture
  B) mining
  C) housing
  D) transportation
  Show Answer
  The correct answer is A .
• Question 153: The type of energy obtain from the sun is Options:
  A) hydro energy
  B) solar energy
  C) thermal energy
  D) wind energy.
  Show Answer
  The correct answer is B .
• Question 154:

  The source of food for fishes in the river is called

  Options:
  A) rotten leaves
  B) planktons
  C) micro-organism
  D) algae
  Show Answer
  The correct answer is B .
• Question 155:

  The correct sequence in the processes of crop improvement is

  Options:
  A) Introduction → selection → breeding
  B) Breeding → selection → introduction
  C) Breeding → introduction → selection
  D) Introduction → breeding → selection
  Show Answer
  The correct answer is A .
• Question 156:

  Which of the following is an example of an agricultural extension method used to disseminate information to farmers?

  Options:
  A) Crop rotation
  B) Irrigation systems
  C) Farmer field schools
  D) Soil testing
  Show Answer
  The correct answer is C .
• Question 157:

  The optimum temperature for storing yam tuber under cold storage is

  Options:
  A) 7°C
  B) 9°C
  C) 13°C
  D) 15°C
  Show Answer
  The correct answer is A .
• Question 158:

  The following conditions are necessary for germination except

  Options:
  A) adequate moisture
  B) viable seed
  C) zero temperature
  D) optimum temperature
  Show Answer
  The correct answer is C .
• Question 159: Pineapple is widely propagated using Options:
  A) seeds
  B) suckers
  C) slips
  D) cuttings
  Show Answer
  The correct answer is B .
• Question 160:

  Dura, Tenera and Pisifera are all cultivated varieties of

  Options:
  A) coconut
  B) oil palm
  C) rubber
  D) banana
  Show Answer
  The correct answer is B .