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 421:

  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 422: The correct sequence of feed utilization in farm animals is Options:
  A) digestion-ingestion-absorption-assimilation
  B) ingestion-digestion-assimilation-absorption
  C) ingestion-digestion-assimilation
  D) digestion-assimilation-ingestion-absorption
  Show Answer
  The correct answer is C .
• Question 423:

  What is subsistence agriculture?

  Options:
  A) Export-oriented agricultural production
  B) Intensive farming using advanced technology
  C) Farming for self-sufficiency and survival
  D) Large-scale commercial farming
  Show Answer
  The correct answer is C .
• Question 424:

  Legumes are different from grasses, because

  Options:
  A) They have lesser protein content than grasses
  B) They form symbiotic relationship with bacteria, rhizobian, in the nodules of their roofs
  C) They are monocol plants
  D) They do not bear seeds
  Show Answer
  The correct answer is B .
• Question 425:

  Under normal circumstances, the concept of consumer sovereignty in agriculture implies that

  Options:
  A) the consumer and not the farmer determines what to produce
  B) both the farmer and the consumer determine what to produce
  C) the consumer and not the farmer owns the means of production
  D) the environmental factors determine what to produce
  Show Answer
  The correct answer is A .
• Question 426:

  Rural farmers mostly obtain loans from

  Options:
  A) Government
  B) International Monetary Fund
  C) Merchant Banks
  D) Money Lenders
  Show Answer
  The correct answer is D .
• Question 427:

  The windmill is normally used as a source of power in

  Options:
  A) pumping well water
  B) soil drainage
  C) ridging
  D) erosion control
  Show Answer
  The correct answer is A .
• Question 428:

  Which of the following is not an organic manure?

  Options:
  A) Green manure
  B) Farmyard manure
  C) Compost
  D) Fertilizer
  Show Answer
  The correct answer is D .
• Question 429:

  The problems associated with land tenure through inheritance include the following except

  Options:
  A) small land holdings for family members
  B) hatred among family members arising from land sharing
  C) right of individuals to free use and control of inherited land
  D) difficulty to sell part of inherited land
  Show Answer
  The correct answer is C .
• Question 430:

  The practice of mating closely related animals is called

  Options:
  A) pen mating
  B) cross breeding
  C) outbreeding
  D) inbreeding
  Show Answer
  The correct answer is D .