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 161:

  Which of the following routine maintenance in a tractor is necessary on daily basis?

  Options:
  A) Draining of the gear box oil.
  B) Removing and cleaning of engines air filter
  C) Replacing of the fuel filter element.
  D) Checking of the oil level in the engine.
  Show Answer
  The correct answer is D .
• Question 162:

  Fertile soil is one which

  Options:
  A) which easily drained
  B) is well aerated
  C) can produce a good harvest of cowpea
  D) contain all essential plant nutrients in suitable proportion
  Show Answer
  The correct answer is D .
• Question 163:

  Which one of these is not an advantage of newspaper as agricultural extension teaching methods?

  Options:
  A) It is restricted to only few literate farmer
  B) The pictures they often carry serves as useful teaching aids
  C) They are less expensive
  D) They can also be used in areas where there is no electricity
  Show Answer
  The correct answer is A .
• Question 164:

  Miracidium is one of the stages in the life cycle of

  Options:
  A) roundworm
  B) liver fluke
  C) tapeworm
  D) tick
  Show Answer
  The correct answer is D .
• Question 165:

  What is the primary objective of agricultural research?

  Options:
  A) Developing new farming technologies
  B) Increasing crop diversity
  C) Promoting organic farming practices
  D) Enhancing agricultural productivity and sustainability
  Show Answer
  The correct answer is D .
• Question 166:

  The most suitable planting pattern for a mechanized farm which is mono cropped is

  Options:
  A) band placement
  B) drilling
  C) top dressing
  D) side dressing
  Show Answer
  The correct answer is B .
• Question 167:

  The process whereby the embryo of a seed resumes growth under favourable conditions is called

  Options:
  A) Plant growth
  B) Germination
  C) Outgrowth
  D) Ingrowth
  Show Answer
  The correct answer is B .
• Question 168:

  Which of the following farm animals is considered as monogastric?

  Options:
  A) Goat.
  B) Pig.
  C) Cow.
  D) Sheep.
  Show Answer
  The correct answer is B .
• Question 169:

  Which of the following is NOT a principle of agronomy?

  Options:
  A) Controlling pests and diseases
  B) Managing soil fertility
  C) Promoting biodiversity conservation
  D) Maximizing crop yield
  Show Answer
  The correct answer is C .
• Question 170:

  Which of the following sources of farm power is most versatile in West Africa?

  Options:
  A) Biogas
  B) animal
  C) wind
  D) water
  Show Answer
  The correct answer is B .