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Agricultural Science Past Questions

Study and practice Agricultural Science past questions with answers and detailed explanations. Then test your knowledge using our interactive CBT practice platform and prepare confidently for your upcoming examinations.

2,683 questions JAMB 628 WAEC 2054 CUSTOM 1
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Past Questions

2,683 questions
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Question 1 of 20 2,683 total questions
Question 361
jamb 2020

The most common soil mineral found in all crystalline rocks and a main constituent of granite and sandstone is

Abiotite
Bquartz
Cmica
Dgranite
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Question 362
jamb 2020

The damage to the stem of maize plants resulting in hollowness and lodging is most likely caused by

Arodents
Bgrasscutters
Cstem borers
Dweevils
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Question 363
jamb 2020

Which of the following is not normally a pasture crop?

Amucuna
Bcentrosema
Cstylosanthes
Dgiant star grass
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Question 364
jamb 2020

The main purpose of including leguminous crops in pastures is to serve as a source of

Aproteins
Bvitamins
Cminerals
Dcarbohydrates
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Question 365
jamb 2020

A soil with the PH range of 6.1 to 6.9 can be described as

Aalkaline
Bvery acidic
Cslightly alkaline
Dslightly acidic
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Question 366
jamb 2020

During the processes of soil formation, the cracks or crevices that are first noticed on the rocks are normally caused by

Aice
Bman
Cwind
Dtemperature
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Question 367
jamb 2020

The soil nutrient which is important as a constituent of plant proteins and hormones is

Acalcium
Bsulphur
Ciron
Dpotassium
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Question 368
jamb 2020

Which of the following is not component of soil?

Aair
Bwater
Corganic matter
Dtexture
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Question 369
jamb 2020

The physical properties of soil include the following except

APH
Bcolour
Cmoisture content
Dporosity
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Question 370
jamb 2020

One of the limitation of mechanization of farms is

Areduction in the cost of production
Bexposure of soil to the effects of climate
Cincrease in yield of crops
Dreduction of farm labour
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Question 371
jamb 2020

The most appropriate farm machinery for breaking soil is the

Aharrow
Bplough
Cridger
Dtractor
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Question 372
jamb 2020

The windmill is normally used as a source of power in

Apumping well water
Bsoil drainage
Cridging
Derosion control
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Question 373
jamb 2020

Which of the following is not an advantage of drip-irrigation?

Afertilizers can be applied through the system
Bthere is reduction in the concentration of salt in the root zone
Cthe system operates on a much lower line pressure than sprinkler system
Dits efficiency on water distribution in steep slopes is poor
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Question 374
jamb 2020

The best control ensure for rinderpest disease in cattle is

Asanitation
Bvaccination
Cuse of antibiotics
Deradication of infected stock
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Question 375
jamb 2020

Which of the following characteristics is not correct of pigs?

Aprolific animals
Befficient feed converters
Csource of meat
Dsource of land
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Question 376
jamb 2020

When a cockerel is castrated, it becomes a

Abroiler
Bcock
Clayer
Dcapon
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Question 377
jamb 2020

Daily management routines in poultry include the following except

Aegg collection
Bdebeaking
Cwater and feed provision
Dhealth care
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Question 378
jamb 2020

The length of oestrus cycle (in days) in goat is

A16 - 17
B18 - 21
C19 - 20
D20 - 22
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Question 379
jamb 2020

Which of the following is not a sign of animal approaching parturition?

Asoft, pliable and swollen vulva
Bfull mammary gland
C
Ddrop in milk productio
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Question 380
jamb 2020

Which of the following may cause disease in a fish pond?

Amixed stocking
Bliming
Cpoor management practices
Dharvesting
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