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 171:

  What is the percentage water content of soil sample which weighed 180g when fresh and 120g when oven-dried?

  Options:
  A) 20.14%
  B) 25.00%
  C) 33.33%
  D) 60.00%
  Show Answer
  The correct answer is C .
• Question 172:

  Which of these operations comes first in cultural practice?

  Options:
  A) Tillage
  B) Ridges
  C) Stumping
  D) Harvesting
  Show Answer
  The correct answer is C .
• Question 173: In preparing for parturition of a sow,warmth should be provided to Options:
  A) promote growth of hair of the young
  B) make the young suckle colostrum
  C) prevent anaemia in the young
  D) prevent chilling of the young
  Show Answer
  The correct answer is D .
• Question 174:

  Selection based on the performance of ancestors is referred to as

  Options:
  A) family selection
  B) pedigree selection
  C) progeny selection
  D) line selection.
  Show Answer
  The correct answer is B .
• Question 175:

  The A-Horizon of soil profile is also called the

  Options:
  A) Top soil
  B) Sub-soil
  C) Parent materials
  D) Bedrock
  Show Answer
  The correct answer is A .
• Question 176:

  Which of the following activities is correct about agricultural extension agent?

  Options:
  A) teaching farmers the management of exotic breeds of animals and crops
  B) educating farmers on the use of improved inputs and techniques in agriculture
  C) training school leavers to become professional farmers
  D) encouraging graduates to take up agriculture as a profession
  Show Answer
  The correct answer is B .
• Question 177: 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 178:

  Which of the following methods of storage is used for grains

  Options:
  A) Barns
  B) Cribs
  C) Silos
  D) Refrigerators
  Show Answer
  The correct answer is C .
• Question 179:

  Which breed of sheep is commonly found in Nigeria and known for its meat production?

  Options:
  A) West African Dwarf
  B) Barbados Blackbelly
  C) Uda
  D) Dorper
  Show Answer
  The correct answer is A .
• Question 180:

  Which of the following groups of crops are mostly cultivated in the rainforest zone of Nigeria?

  Options:
  A) Millet, yam and coconut
  B) Maize, cocoyam and cassava
  C) Sorghum, sweet potato and date
  D) Wheat, Irish potato and groundnut
  Show Answer
  The correct answer is B .