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 271: Which of the following factors does not influence the distribution of cattle in West Africa? Options:
  A) pastures
  B) light
  C) diseases
  D) rainfall
  Show Answer
  The correct answer is B .
• Question 272:

  Which of the followings is not an abiotic components of an ecosystem?

  Options:
  A) Temperature
  B) Oxygen
  C) Topography
  D) Micro-organisms
  Show Answer
  The correct answer is D .
• Question 273:

  The best control ensure for rinderpest disease in cattle is

  Options:
  A) sanitation
  B) vaccination
  C) use of antibiotics
  D) eradication of infected stock
  Show Answer
  The correct answer is B .
• Question 274:

  The most appropriate farm machinery for breaking soil is the

  Options:
  A) harrow
  B) plough
  C) ridger
  D) tractor
  Show Answer
  The correct answer is B .
• Question 275:

  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 276:

  Water yam is also known as

  Options:
  A) Dioscorea alata
  B) Dioscorea cayenesis
  C) Dioscorea rotundata
  D) Dioscorea bulbifera
  Show Answer
  The correct answer is A .
• Question 277:

  A farmer bought a farm implement for ₦12,500 in 2007. At the end of the fourth year, he sold it for ₦4,300. The annual depreciation of the implement is

  Options:
  A) ₦4,300
  B) ₦3,125
  C) ₦2,050
  D) ₦1,075
  Show Answer
  The correct answer is C .
• Question 278:

  The system in which a farmer uses a piece of land for a period and abandons it for another land is called

  Options:
  A) crop rotation
  B) mix cropping
  C) shifting cultivation
  D) leg farming
  Show Answer
  The correct answer is C .
• Question 279:

  

  From the curve above, at what point is it advisable for the farmer to stop further addition of input?

  Options:
  A) I
  B) II
  C) III
  D) IV
  Show Answer
  The correct answer is C .
• Question 280:

  The Balami is a breed of

  Options:
  A) Pig
  B) Sheep
  C) Goat
  D) Cattle
  Show Answer
  The correct answer is B .