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:

  Bulldozers are powerful tractors and expensive machines with a

  Options:
  A) broad steel blade
  B) narrow steel blade
  C) tiny steel blade
  D) small steel blade
  Show Answer
  The correct answer is A .
• Question 272:

  Which of the following required daily checking in a tractor?

  Options:
  A) spark plug
  B) Engine oil
  C) Air cleaner
  D) Battery
  Show Answer
  The correct answer is B .
• Question 273:

  Andropogon gayanus is commonly called

  Options:
  A) guinea grass
  B) elephant grass
  C) gamba grass
  D) spear grass
  Show Answer
  The correct answer is C .
• Question 274:

  __________ is a special place prepared for raising seedlings which are later taken to the field for proper planting.

  Options:
  A) Nursery
  B) Seed space
  C) Primary
  D) Secondary
  Show Answer
  The correct answer is A .
• Question 275: A detrimental effect of bush burning is that it Options:
  A) destroys soil organic matter
  B) destroys weed seeds
  C) sterilizes the soil
  D) adds potash to the soil
  Show Answer
  The correct answer is A .
• Question 276:

  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 277:

  The following are post planting operations except

  Options:
  A) Thinning
  B) Supplying
  C) Mulching
  D) Ridging
  Show Answer
  The correct answer is D .
• Question 278:

  Which of the following rocks is formed from shale?

  Options:
  A) marble
  B) slate
  C) quartzite
  D) limestone
  Show Answer
  The correct answer is B .
• Question 279: Cassava mosaic disease is transmitted by Options:
  A) Heteroligus meles
  B) Maruca testulalis
  C) Sesamia spp
  D) Bemisia nigerensis
  Show Answer
  The correct answer is D .
• Question 280:

  The most efficient irrigation method on large scale farms involve the use of

  Options:
  A) overhead irrigation facilities
  B) flooding system
  C) underground porous pipes
  D) shadoof system
  Show Answer
  The correct answer is A .