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 251:

  In which of the soil layer does most biological activity occur?

  Options:
  A) B - horizon
  B) C - horizon
  C) D - horizon
  D) A - horizon
  Show Answer
  The correct answer is D .
• Question 252:

  Blast of rice is a

  Options:
  A) Viral disease
  B) Bacteria disease
  C) Fungal disease
  D) Deficiency of zinc disease
  Show Answer
  The correct answer is C .
• Question 253:

  Rain water is made available to crops through

  Options:
  A) evaporation
  B) transpiration
  C) surface drainage
  D) root absorbtion
  Show Answer
  The correct answer is D .
• Question 254:

  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 255:

  The Head of the tapeworm is known as the

  Options:
  A) sucker
  B) rostellum
  C) scolex
  D) hook
  Show Answer
  The correct answer is C .
• Question 256:

  The N'dama breed of cattle is primarily raised for

  Options:
  A) Fiber production
  B) Meat production
  C) Milk production
  D) Draft power
  Show Answer
  The correct answer is B .
• Question 257:

  Which of the following is a method of plant propagation that involves the use of plant parts?

  Options:
  A) Seed propagation
  B) Tissue culture
  C) Layering
  D) Grafting
  Show Answer
  The correct answer is D .
• Question 258:

  What is the primary focus of agronomy in agriculture?

  Options:
  A) Management of soil and crops
  B) Breeding and genetics of crops
  C) Study of climate and weather patterns
  D) Marketing and selling of agricultural products
  Show Answer
  The correct answer is A .
• Question 259:

  What happens to the price of a agricultural product when demand exceeds supply?

  Options:
  A) The price fluctuates randomly
  B) The price decreases
  C) The price remains unchanged
  D) The price increases
  Show Answer
  The correct answer is D .
• Question 260: 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 .