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 291:

  The main objectives of agriculture is

  Options:
  A) income generation
  B) provision of employment
  C) food production
  D) provision of shelter
  Show Answer
  The correct answer is C .
• Question 292:

  If a crop requires 1.5kg phosphorus per hectare, how many kg of manure will be required per hectare if 1kg manure contains 0.32kg of phosphorus

  Options:
  A) 2.47kg
  B) 4.69kg
  C) 7.35kg
  D) 12.3kg
  Show Answer
  The correct answer is B .
• Question 293: Sexual maturity in farm animal is not influenced by their Options:
  A) breed
  B) sex
  C) nutrition
  D) weaning age
  Show Answer
  The correct answer is B .
• Question 294:

  The tree species commonly planted for pulp wood is

  Options:
  A) Gmelina
  B) Cassia
  C) Alibiza
  D) Tectona
  Show Answer
  The correct answer is A .
• Question 295:

  Oil palm trees do well in soils with pH level of

  Options:
  A) 2.5 - 3.5
  B) 3.5 - 4.5
  C) 5.5 - 6.5
  D) 6.5 - 7.5
  Show Answer
  The correct answer is C .
• Question 296:

  __________ is a pictorial presentation meant to educate or inform the literate audience

  Options:
  A) Bulletin
  B) Paper
  C) News
  D) Poster
  Show Answer
  The correct answer is D .
• Question 297:

  What does the term "recombinant DNA" refer to in biotechnology?

  Options:
  A) DNA synthesized in a laboratory
  B) DNA replicated using polymerase chain reaction (PCR)
  C) DNA extracted from ancient fossils
  D) DNA modified to contain genes from different organisms
  Show Answer
  The correct answer is D .
• Question 298:

  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 299:

  Calculate the salvage value of a tractor with a depreciation value of ₦10,580.00 and initial cost of ₦50,000 after a year of use

  Options:
  A) ₦10,580
  B) ₦30,290
  C) ₦39,420
  D) ₦60,580
  Show Answer
  The correct answer is C .
• Question 300:

  

  Use the diagram below to answer this question.

  The structure labeled I represents a

  Options:
  A) root tuber
  B) groundnut
  C) root nodule
  D) root hair.
  Show Answer
  The correct answer is D .