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.
Natural immunity to diseases in calves is acquired through maccess to
AVaccine
BColostrum
CBalanced diet
DSalt licks
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Question 262
waec2015
The duration of the oestrus cycle of sow is
A14 - 28 days
B6 - 10 days
C3 - 5 days
D1 - 2 days
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Question 263
waec2015
The digestive function of the rumen in ruminant nutrition is enchanced by the
AAbsorption of water
BPresence of micro -organisms
CAbsorption of food nutrients
DRetention of unwanted foreign materials
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Question 264
waec2015
The use of pathogens to control dodder weeds is a
APhyscial methos
BMechanical method
CBiological method
DCultural method
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Question 265
waec2015
Callosobruchus maculatus is a common pest of
ASorghum
BRice
CMazie
DCowpea
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Question 266
waec2015
Piercing and sucking insect pests possess
AMaxillae
BMandibles
CLabrums
DProbosces
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Question 267
waec2015
Viral disease of crops can best be controlled through
AVector control
BPlanting reistant varieties
CSpraying insecticides
DSterilizing farm equipment
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Question 268
waec2015
A fungus known as phytophthora palmivora is responsible for
APanama disease of banana
BBlackarm diease of kola
CBlackpd disease of cocoa
DBloosom -end rot of tomato
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Question 269
waec2015
Crop selection is adantageous because
ASeeds are collected from stands with desirable traits
BExpertise is required in carring out the process
CThe breeder'd patience is being tasked
DThe process is time consuming
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Question 270
waec2015
Crop which are primarily grown to provide food for farm animals are
ALegumes
BWeeds
CForages
DGrasses
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Question 271
waec2015
The following crops require shade trees at the seeding statge except
ATheobroma cacao
BCoffea spp
CElaeis guineensis
DOryza sativa
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Question 272
waec2015
If the spacing of maize is 0.9m by 0.3m and one seed is sown per stand, what will be the popullation of maize plants on a hectare of farmland?
A74,074
B54,000
C37,037
D27,000
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Question 273
waec2015
Maize is a popular crop in West Africa because it
Ais a cereal
BHas multiple uses
CIs of high nutritional value
DWas introduced from Wurope
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Question 274
waec2015
Tabacco belongs to the group of crops called
AFibres
BBeverages
CStimulants
DCereals
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Question 275
waec2015
Which of the following statements describe the impact of land degradation?
I. Increased availablity of fuel wood
II. Reduction in livestock production
III. Decrease in agricultural productivity
IV. Pollution of water bodies
AI,II and III only
BI,III and IV only
CII, III and IV only
DI, II, III and IV
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Question 276
waec2015
Application of water to the subsoil through perforated pipes is known as
AFlooding irrigation
BSubsurface irrigation
CSpinkler irrigation
DOverhead irrigation
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Question 277
waec2015
A farmer continuously applies sulphate of ammonia to his faemland for many years, the resulatant soil solution is most likely to
ALeave blue litmus paper unchanged
BChange blue litmus paper to re
CChange red litmus paper to blue
DBe rich in soil microbes
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Question 278
waec2015
The propety of soil which cannot easily be change by a famer is the
APorosity
BStructure
CTexture
DAcidity
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Question 279
waec2015
A soil sample with a pHof 4.5 is said to be
AAcidic
BAlkaline
CNeutral
DFertile
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Question 280
waec2015
What is the percentage water content of soil sample which weighed 180g when fresh and 120g when oven-dried
