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.

79 questions JAMB 628 WAEC 2054 CUSTOM 1
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Past Questions

79 questions
Question 1 of 19 79 total questions
Question 31
jamb 2025

the physical appearance of soil as indicated by the arrangement of individual particle is known as

 

ACapillarity
Btexture
Cstructure
Dtype
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Question 32
jamb 2025

which of the following mineral element is essential for chlorophyll formulation?

Asodium
Bmolybdenum
Cmanganese
Dboron
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Question 33
jamb 2025

Chlorosis observed along the veins of leaves is a characteristic symptoms for the deficiency of

 

Amagnesium
Bpotassium
Cnitrogen
Dsulphur
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Question 34
jamb 2025

Organisms which transmit a disease organism to crops are called

Abacteria
Bvectors
Chosts
Dparasite
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Question 35
jamb 2025

The most important reason for grouping cattle, sheep and goats together in the study of farm animals is that they

Aare ruminants
Beat grass
Care viviparous animals
Dare work animals
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Question 36
jamb 2025

What is the effect of nematode on crop plant?

 

Aleaves develop a mosaic appearance
Bthe plant wilts
Cthe roots grow faster
Dflowering is induced
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Question 37
jamb 2025

Which of these is not an animal disease?

 

ANewcastle disease
BDumping off
CRinderpest
DCocidiosis
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Question 38
jamb 2025

the following are cereal crops except

Arice
Bcowpea
Cmaize
Dmillet
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Question 39
jamb 2025

How would you ensure a much faster growth rate for the chicks that are being prepared for market

Aby adding a lot of bone meal to their feed
Bby increasing the quantity of oyster shell in the feed
Cby increasing the cereal content of their feed
Dby feeding them on fish meal as a supplement to the normal feed
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Question 40
jamb 2025

Layering in crop production is advantageous because

Avariability arises in propagates
Boffspring perform better than their parents
Cpossible failure of fertilization is avoided
Dpollination agents abound to ensure its success
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Question 41
jamb 2025

the most damaging effect sucking insects on crop is the

Aconsumption of plant tissues
Btransmission of plant diseases
Clowering of nutritive value of seeds
Dcomplete dehydration of crop plants
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Question 42
jamb 2025

the small-size beetles which bore into maize grains in storage are called

Anymphs
Bborers
Ccaterpillars
Dgrubs
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Question 43
jamb 2025

Streak disease of maize is caused by

Afungus
Bvirus
Cbacterium
Dnematode
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Question 44
jamb 2025

soil profile is the

 

Aphysical composition of different soil layers
Bchemical composition of different layers of soil
Ccolours exhibited by different layers of soil
Darrangement of different soil particles into different layers
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Question 45
jamb 2025

plants grown mainly for decoration are called

Aornamentals
Bhedges
Cbeautifiers
Dflowers
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Question 46
jamb 2025

which weed is easily dispersed by man

AEmilia sonchifolia
BBoerhaavia diffusa
Cbougainvilla spp
DAspilia Africana
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Question 47
jamb 2025

one of the common features of free-range systems of poultry-keeping is that

Ait allow birds to roam freely
Begg production from birds is low
Cthe birds are free from poultry diseases
Dthey involve a high cost
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Question 48
jamb 2025

A crop mprovement practice where varieties of crops with desirable qualities are imported to a new area is

ASelection
BGuarantine
Chybridization
Dintroduction
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Question 49
jamb 2025

Nitrification can best be explained as the conversion of_ to_by bacteria

Anitrates, gaseous nitrogen
Bnitrates, ammonium compounds
Cnitrites, nitrates
Dnitrates, nitrites
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