Waec Agric Obj Questions
Waec Agric Obj Questions
AGRIC. objective
Past questions
(PT. 1–7)
& EXPLANATION and after getting it, you also join our
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WAEC AGRIC. OBJECTIVE QUESTIONS (PT.1)
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14. What is the function of A. Crop rotation and land rotation
nitrosomonas bacteria in the B. Shifting cultivation and land
nitrogen cycle? rotation
C. land rotation and mixed farming
A. Ammonification D. crop rotation and monoculture
B. Nitrification
C. Denitrification 18. Continuous soil tillage could
D. Nitrogen fixation lead to _____
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D. northern guinea savannah zone 24. The offspring which will result
from a cross between
21. The following plants are forage heterozygous and homozygous
grasses except _____ dominant plants will be _____
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27. An example of fungal disease A. insect affected crops are
of stored grains is _____ uprooted and burnt
B. rodenticides are applied
A. mould C. nematicides are applied
B. streak D. fertilizers are applied before
C. mosaic planting
D. damping off
31. The average gestation period
28. Cultural control of crop in rabbits is _____
diseases involves the following
practices except _____ A. 21 days
B. 26 days
A. practicing crop rotation C. 31 days
B. planting disease resistant D. 36 days
varieties
C. using insecticides 32. The correct sequence of the
D. fallowing of farmland passage of feed though the
digestive system of a ruminant is
29. Weeds which produce large _____
hollow seeds would most likely be
dispersed by _____ A. reticulum omasum abomasums
rumen
A. wind B. rumen omasum abomasums
B. water reticulum
C. insect C. omasum abomasums rumen
D. explosion reticulum
D. rumen reticulum omasum
30. Control of maize stem borer is abomasums
most effective when _____
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33. The main objective of flushing B. vitamin E
in animal production is to _____ C. vitamin B
D. vitamin A
A. promote muscle development
B. make parturition easier 37. The common name for
C. promote multiple births Andropogon gayanus is _____
D. make the animal lose weight
A. Elephant grass
34. Pigs wallow in muddy pools of B. Northern gamba grass
water primarily to _____ C. Guinea grass
D. Giant star grass
A. ensure adequate exercise
B. obtain forage materials 38. A footbath on a poultry farm
C. dislodge ectoparasites from contains _____
their body
D. lower their body temperature A. herbicides
B. antiseptics
35. Fowls are debeaked in order to C. antibiotics
_____ D. disinfectants
A. vitamin K
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Use the information below to 42. Which of the following factors
answer questions 40 and 41. affect the supply of agricultural
produce?
The following symptoms were
observed in a bull: I. Improvement in
technology
I. watery discharge from eyes and II. Increase in rainfall
nostrils; II. sores in the mouth III. Decrease in temperature
and nostrils; III. excessive saliva IV. Input cost.
with offensive odour; IV. severe
diarrhoea with blood stained A. I and II only
faeces. B. I and III only
C. I. II and III only
40. What disease is the bull D. I, II, III and IV
suffering from?
43. In agricultural production,
A. Foot and mouth farm gate price is mostly enjoyed
B. Brucellosis by _____
C. Tuberculosis
D. Rinderpest A. middlemen.
B. producers.
41. Which of the following C. commodity boards.
measures would best control the D. cooperative societies.
disease?
44. Dissemination of new ideas by
A. Deworming animals agricultural extension workers can
B. Vaccinating animals be effective if they _____
C. Treating animals with antibiotics
D. Dipping animals
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A. work with existing local 47. In hook and line fishing, the
organisations and leaders. bait is fixed onto the _____
B. supply farmers with needed
inputs. A. float.
C. give financial support to B. hook.
farmers. C. line.
D. are politically active. D. pole.
45. Which of the following are 48. Water in a fish pond is made
mass methods of extension? suitable for fish by _____
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A. landscaping.
B. interior decoration.
C. as symbols of love.
D. as fodder.
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WAEC AGRIC. OBJECTIVE QUESTIONS (PT.2)
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A. Biogas A. Constructing road
B. Animal B. Building houses
C. Wind C. Building factories
D. Water D. Building religious houses.
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D. Promotes the weathering of
rocks 17. If a farmer continuously
applies sulphate of ammonia to his
14. What is the percentage water farmland for many years, the
content of soil sample which resultant soil solution is most likely
weighed 180g when fresh and to _____
120g when oven-dried?
A. Leave blue litmus paper
A. 20.14% unchanged
B 25.00% B. Change blue litmus paper to red
C. 33.33% C. Change red litmus paper to blue
D. 60.00% D. Be rich in soil microbes
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II. Reduction in livestock stand, what will be the population
production. of maize plants on a hectare of
III. Decrease in agricultural farmland?
productivity.
IV. Pollution of water bodies. A. 74,074
B. 54,000
A. I, II and III only C. 37,037
B. I, III and IV only D. 27,000
C. II, III and IV only
D. I, II, III and IV 23. The following crops require
shade trees at the seedling stage
20. Tobacco belongs to the group except _____
of crops called _____
A. Theobroma cacao
A. Fibres B. Coffea spp
B. Beverages C. Elaeis guineensis
C. Stimulants D. Oryza sativa
D. Cereals
24. Crop which are primarily
21. Maize is a popular crop in West grown to provide food for farm
Africa because it _____ animals are _____
A. Is a cereal A. Legumes
B. Has multiple uses B. Weeds
C. Is of high nutritional value C. Forages
D. Was introduced from Europe D. Grasses
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A. Seeds are collected from stands B. Mandibles
with desirable traits C. Labrums
B. Expertise is required in carrying D. Proboscis
out the process
C. The breeder's patience is being 29. Callosobruchus maculatus is a
tasked common pest of _____
D. The process is time consuming
A. Sorghum
26. A fungus known as B. Rice
phytophthora palmivora is C. Maize
responsible for _____ D. Cowpea
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32. The duration of the oestrus A. Calving
cycle of sow is _____ B. Lambing
C. Farrowing
A. 14-28 days D. Kindling
B. 6-10 days
C. 3-5 days 36. The extra oyster shell meal
D. 1-2 days supplied to breeding hens _____
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39. The mating of a white Fulani 42. The demand for cassava is not
bull and an N'dama cow could be affected by _____
termed _____
A. Cost of production
A. Inbreeding B. Taste of consumers
B. Line breeding C. Change in income
C. Outbreeding D. Price of cassava
D. Cross breeding
43. A farmer obtained a loan of
40. Which of the following ₦250,000 at a simple interest rate
organisms is NOT an of 8% per annum to be paid in two
endoparasite? years what would be the interest
the farmer will pay on the loan?
A. Roundworm
B. Liverfluke A. ₦20,000
C. Tick B. ₦40,000
D. Cestode C. ₦250,000
D. ₦400,000
41. Which of the following
compounds can be used to seal soil A farmer bought a farm implement
pores and prevent loss of water in for 12,500 in 2007. At the end of
a fish pond? the fourth year he sold it for
₦4,300. Use information to
A. Sulphur (IV) oxide answer questions 44-45.
B. Ammonium sulphate
C. Calcium carbonate 44. Calculate the total
D. Potassium hydroxide depreciation of the implement.
A. ₦16,800
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B. ₦8,200 48. The effect of fertilizing a fish
C. ₦3,125 pond with compost manure on
D. ₦1,075 phytoplankton population and fish
yield is such that _____
45. The annual depreciation of the
implement is _____ A. Phytoplankton population
decreases as fish yield decreases
A. ₦4,300 B. Phytoplankton population
B. ₦3,125 decreases while fish yield
C. ₦2,050 increases
D. ₦1075 C. Phytoplankton population
increases while fish yield
46. Which of the following decreases
methods is inappropriate when D. Phytoplankton population
introducing a new variety of rice to increases as a fish yield increases
farmers?
49. Which of the following
A. Farmers' cooperative society developments could result from
B. Circular letters deforestation?
C. Demonstrations
D. Field trips A. Increase in soil erosion
B. Increase in soil pH
47. The term fingerling refers to a C. Decrease in soil temperature
young _____ D. Decrease in soil Porosity
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C. Cuttings
D. Vines.
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WAEC AGRIC. OBJECTIVE QUESTIONS (PT.3)
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6. Which of the following functions 9. Crop rotation is often used in
is not associated with the part maintaining soil fertility because
labelled I? _____
(a) Inverting of furrow slice (a) all crops grown, add nutrient to
(b) Cutting through soil the soil
(c) Pulverizing of the slice in some (b) some of the crops fix nitrogen
ploughs in the soil
(d) Enabling the plough to roll over (c) crops grown are ploughed into
obstacles the soil
(d) the crops are rotated on
7. The function of the part labelled different farmlands
II is that it _____
10. Land is said to be a fixed asset
(a) makes vertical cuts in Agriculture. This means that
(b) makes horizontal cuts _____
(c) inverts the furrow slice
(d) removes mud that clings to the (a) its features and topography are
disc fixed
(b) soil nutrients and its vegetative
8. The surveying instrument used cover can be replaced.
for measuring horizontal and (c) its size remains fixed over time
vertical angles is called _____ (d) its micro organic composition is
constant over time
(a) theodolite
(b) Gunter's chain 11. The most limiting factor
(c) offset staff affecting land availability for
(d) arrow agriculture in urban settlements is
_____
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(a) soil type (a) carbonation
(b) topography (b) hydration
(c) climate (c) solution
(d) population pressure (d) oxidation
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17. In the carbon cycle, carbon (d) High soil fertility and
dioxide in the air may be productivity
replenished by _____
20. The process of removing
(a) respiration excess maize seedlings from a
(b) transpiration stand is known as _____
(c) lighting
(d) denitrification (a) pruning
(b) supplying
18. Irrigation can be described as (c) thinning
the _____ (d) weeding
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(d) Gossypium hirsutum 26. Pure lines of crops are
produced through continuous ___
23. Which of the following crops
requires shade at the early stage (a) selection
of is growth? (b) hybridization
(c) cross breeding
(a) Plantain (d) inbreeding
(b) Banana
(c) Cocoa 27. Quarantine regulations are
(d) Sugarcane established so as to _____
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(c) practicing crop rotation (d) preventing bush burning
(d) planting at recommended
spacing 32. The continuous removal of
forest tress without replacement is
29. Which of the following insects known as _____
transmits swollen shoot virus of
Cocoa? (a) afforestation
(b) taungya farming
(a) Stem borer (c) deforestation
(b) Mealybug (d) selective exploitation
(c) White fly
(d) Capsid 33. A farm animal which possesses
a pair of caeca is ____
30. The use of parasites and
predators to control weeds is (a) pig
referred to as _____ (b) fowl
(c) sheep
(a) biological control (d) cattle
(b) chemical control
(c) cultural control 34. Oestrogen in female animals is
(d) mechanical control NOT responsible for _____
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35. A beef cow gained 75kg over a 38. Which of the following animal
period of two months and two diseases is NOT associated with
days. What is its average weight malnutrition?
gain?
(a) Aspergillosis
(a) 0.83 kg (b) Acidosis
(b) 1.21 kg (c) Milk fever
(c) 1.28 kg (d) Rickets
(d) 2.25 kg
39. The botanical name of
36. A disadvantage of natural Northern gamba grass is _____
incubation is that _____
(a) Cynodon dactylon
(a) the eggs cannot be candled (b) Panicum maximum
(b) the chicks are less healthy (c) Pennisetum purpureum
(c) the brooding hens sometimes (d) Andropogon gayanus
abandon the eggs.
(d) it takes a longer time for eggs 40. The cut and carry system of
to hatch feeding livestock is termed _____
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(a) feed conservation of offspring (b) processing fish
efficiency of the parents (c) harvesting fish
(b) merits of each animal (d) feeding fish
(c) merits of the dam only
(d) performance of offspring 45. Methods of preserving fish
including the following except
42. The cattle disease which is _____
likely to be most common in the
forest belt of West Africa is _____ (a) drying
(b) smoking
(a) foot and mouth (c) salting
(b) trypanosomiasis (d) soaking
(c) anthrax
(d) tuberculosis 46. Determine the price elasticity
of demand if the price of yam tuber
43. Ecto-parasites can be rises by 10% (0.1) and the
controlled by _____ quantity demanded falls by 5%
(0.05).
(a) administering antibodies to
host (a) 0.5
(b) administering antibiotics to (b) 0.4
host (c) 0.3
(c) dipping of host (d) 0.1
(d) deworming of host
47. Most farm business fail
44. Cropping in fish farming is the because of _____
act of _____
(a) death of the manager
(a) stocking fish (b) lack of capital
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(c) labour problems GET YOUR ANSWERS
(d) poor management
Would you like to get the correct
48. Which of the following answers to these questions & also
activities is NOT a marketing join our special WAEC Agric.
function? practice group online?
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WAEC AGRIC. OBJECTIVE QUESTIONS (PT.4)
(a) disc
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(b) beam (c) III
(c) disc scraper (d) IV
(d) plough share
9. A farming system in which
6. The part of the implements different types of crops are grown
which makes horizontal cuts into in succession, in a definite order on
the soil and uproots weeds is the same piece of land is termed
labelled as _____ _____
7. The function of the part labelled 10. Land use for agriculture in
II is to _____ West Africa is influenced by the
following factors except _____
(a) make horizontal cuts into the
soil (a) population density
(b) make vertical cuts into the soil (b) topography
(c) roll over obstacles (c) fallowing
(d) remove soil from the disc (d) climatic conditions
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(d) culture of the people 15. Which of the following
statements is NOT correct about
12. The followings are climatic soil texture?
factors affecting agricultural
production except _____ (a) Soils with fine particles have
higher water holding capacity than
(a) rainfall coarse soils
(b) relative humidity (b) Fine-textured soils are warm
(c) temperature soils and coarse-textured soils are
(d) topography cool soils
(c) The effect of leaching in coarse-
13. Predators are used by farmers textured soils is greater than that
to _____ in fine-textured soils
(d) Fine-textured soils have higher
(a) control pests nutrient holding capacity than
(b) induce flowering in plants coarse-textured soils
(c) protect the soil
(d) hasten fruit ripening 16. Inhibition of root and fruit
formation are deficiency
14. Which of the following agents symptoms of _____
is not associated with chemical
weathering? (a) iron
(b) nitrogen
(a) oxidation (c) chlorine
(b) pressure (d) phosphorus
(c) hydrolysis
(d) carbonation 17. In the carbon cycle, carbon
dioxide is used by crops for _____
(a) photosynthesis
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(b) transpiration 20. The crop roots illustrated
(c) decomposition above are that of a _____
(d) respiration
(a) legume
18. Flood irrigation is used for the (b) cereal
cultivation of _____ (c) tuber
(d) spice
(a) water melon
(b) swamp rice 21. If rows of crops are spaced
(c) oil palm 1.0m apart with one seed sown per
(d) coconut stand, determine the spacing
between stands to obtain a plant
19. The presence of excess water population of 40,000 plants per
in the colloids of soil particles is hectare.
known as _____
(a) 0.25 m
(a) drainage (b) 0.45 m
(b) waterlogging (c) 0.50 m
(c) irrigation (d) 1.00 m
(d) leaching
22. The correct sequence of pre-
Study the illustration below planting operations is _____
and answer question 20.
(a) clearing → stumping →
ploughing → harrowing
(b) stumping → ploughing →
harrowing → clearing
(c) bulldozing → harrowing →
stumping → ploughing
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(d) clearing → bulldozing → (d) hybridization
stumping → harrowing
26. A raw material that could be
23. Heat treatment of oil palm obtained from the forest is _____
seeds before sowing helps to
_____ (a) margarine
(b) honey
(a) mobilize nutrients for the (c) mutton
embryo (d) butter
(b) harden the mesocarp
(c) break embryo dormancy 27. Which of the following
(d) improve disease resistance methods of plant propagation is
limited to plants which root easily?
24. Imported plants are expected
to be _____ (a) Grafting and cutting
(b) Layering and cutting
(a) vaccinated (c) Budding and layering
(b) improved upon (d) Grafting and layering
(c) treated
(d) quarantined 28. Which of the following
practices is NOT a way of
25. A breeding method which maintaining ornamental plants?
involves the production of
heterozygous populations from (a) Pruning
homozygous lines is _____ (b) Weeding
(c) Watering
(a) inbreeding (d) Harvesting
(b) introduction
(c) selection
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29. Which of the following pairs of (b) Mowing
diseases attack coffee? (c) Application of herbicides
(d) Mulching
(a) Mosaic and smut
(b) Smut and midge The diagram below illustrates
(c) Rust and mosaic the digestive tract of a farm
(d) Rust and leaf spot animal. Study it and use it to
answer questions 33-35.
30. Insect-pests of crops could be
controlled by _____
(a) Aphid
(a) turkey
(b) Cotton stainer
(b) cattle
(c) Weevil
(c) pig
(d) Pink bollworm
(d) goat.
(a) I
(a) Use of insects
(b) II
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(c) III 37. Which of the following
(d) IV equipment could be used in place
of the equipment labelled II in the
35. Which of the following management of chicks?
enzymes is not secreted by the
part labelled III? (a) Incubator
(b) feeder
(a) Pepsin (c) Electric bulb
(b) Amylase (d) Egg candier
(c) Lipase
(d) Trypsin 38. Which quality of eggs is
associated with the equipment
Study the illustrated poultry labelled I?
equipment and use them to
answer question 36-38. (a) Size
(b) Fertility
(c) Colour
(d) Price
(a) I
(b) II
(c) III
(d) IV
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39. What is the name given to the 42. The practice of mating closely
identification method illustrated related animals is called _____
above?
(a) cross breeding
(a) Tagging (b) hybridization
(b) Neck chaining (c) in-breeding
(c) Ear notching (d) out-breeding
(d) Branding
Study the farm animal parasite
40. A farmer collects 800 eggs illustrated below and answer
from a laying stock of 1,200 birds questions 43-44
per day. Determine the laying
percentage of the stock.
(a) 150%
(b) 67%
(c) 50%
(d) 33%
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44. The parasite illustrated in the 47. Subsidies are given to farmers
diagram above obtains nutrients in the form of _____
from the host through _____
(a) reduced prices of inputs
(a) osmosis (b) provision of social
(b) diffusion infrastructure
(b) capillarity (c) high tariff on imported inputs
(c) egestion (d) short term loans
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49. Which of the following agents
is NOT involved in agricultural
marketing?
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WAEC AGRIC. OBJECTIVE QUESTIONS (PT.5)
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6. Which of the following 9. The practice of growing arable
statement is NOT a tractor-coupled and forage crops alternately on a
implement? piece of land is called _____
(a) can be generated from solar (a) Guinea corn, wheat and kenaf
energy (b) Cotton, jute and wool
(b) is the cleanest source of farm (c) coffee, cotton and cocoa
power (d) wool, palm kernel and maize
(c) can perform work on its own
(d) is capital intensive 11. Which of the following is an
example of igneous rock?
8. The survey equipment used for
measuring angular distance is (a) Basalt
_____ (b) Dolomite
(c) Limestone
(a) offset staff (d) Marble
(b) measuring tape
(c) ranging pole 12. The chemical composition of
(d) prismatic compass soil is mostly influenced by _____
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(a) climate (c) examine the structure of soil
(b) time (d) determine soil acidity
(c) topography
(d) parent material 15. The purpose of the part
labelled I in the experiment is to
13. The structure of loam could be _____
described as _____
(a) allow proper aggregation of soil
(a) single-grained particles
(b) blocky (b) allow even evaporation of
(c) crumby water
(d) platy (c) prevent water from escaping
(d) distribute water around the soil
Study the diagram below and
answer questions 14 and 15. 16. A beneficial effect of bush
burning on the soil is the _____
(a) allows for free movement of (a) empty spaces where seeds did
farm machinery not germinate are replanted
(b) checks the growth of weeds (b) the number of seedlings per
(c) improves soil texture stand is reduced to one or two
(d) increases organic matter (c) fertilizers and manures are
content of soil applied to crops
(d) Effort is made to control pests
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23. Which of the following plants is (a) 100%
NOT a pasture grass? (b) 75%
(c) 50%
(a) Pennisetum purpureum (d) 25%
(b) Axonopus compressus
(c) Stylosanthes gracilis 26. Ornamental plants are
(d) Panicum maximum commonly used for purposes
except _____
24. One advantage of cross
breeding is that the _____ (a) for exterior decorations
(b) as sources of perfumes
(a) offspring resemble the (c) provision of shade
recessive parent (d) as bedding materials for
(b) yield of the offspring may not animals
be comparable to those of the
parents 27. Hibiscus and Croton are
(c) offspring perform better than examples of _____
the average of the parents
(d) offspring cannot survive (a) ground covers
adverse environmental (b) hedge plants
(c) lawn plants
25. Assuming that brown colour is (d) avenue trees
dominant over black colour in
cowpea. What percentage of the 28. A disadvantage of vegetative
F1 generation will have brown propagation is that _____
colour, if a homozygous brown
cowpea is crossed with a (a) plants are true to type
homozygous black cowpea? (b) fruits are small in size
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(c) plants take a long time to
mature
(d) diseases are easily transferred
to offspring
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33. Deamination is a function of 35. Fertilization takes place in the
the part labelled _____ part labelled _____
(a) I (a) I
(b) II (b) II
(c) III (c) III
(d) IV (d) IV
(a) I (a) I
(b) II (b) II
(c) III (c) III
(d) IV (d) IV
Study the diagram below and 37. A farmer observed that all his
answer questions 35 and 36. day-old chicks clustered around
the source of heat in a brooder
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house. This observation is likely
due to _____
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(a) night blindness (d) Tuberculosis
(b) sterility in both sexes
(c) delayed blood clothing 45. Bees are regarded as friends
(d) delayed ovulation of the farmer because they _____
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(a) 33.33% (c) electronic media
(b) 40.00% (d) field trip
(c) 50.00%
(d) 66.67% GET YOUR ANSWERS
48. What is the price elasticity of Would you like to get the correct
demand of the commodity? answers to these questions & also
join our special WAEC Agric.
(a) 0.3 practice group online?
(b) 0.4
(c) 0.5 To Get & Join NOW!
(d) 0.6
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WAEC AGRIC. OBJECTIVE QUESTIONS (PT.6)
A. I and II only
B. I and III only
C. II and III only
D. I, II and III
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5. A periodic maintenance activity boundary of a farmland is called
carried out on the illustrated farm farm _____
machinery is _____
A. layout.
A. checking the radiator water. B. business.
B. checking of tyre pressure. C. surveying.
C. changing of engine oil. D. tillage.
D. cleaning after use.
9. Which of the following
6. A disadvantage of farm statements about land is not
mechanization is _____ correct?
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B. predator. A. 5.0%
C. humidity. B. 12.5%
D. temperature. C. 20.0%
D. 25.0%
12. Which of the following groups
of organisms are parasitic plants? 15. Which of the following mineral
elements is essential for
A. Nematode, fungus, and chlorophyll formation?
bacterium
B. Strigal, nematode, and dodder A. Calcium
C. Dodder, fungus, and strigal B. Boron
D. Mistletoe, fungus and bacterium C. Sodium
D. Magnesium
13. The type of rock formed from
accumulation of materials The diagram below illustrates a
transported by water is called - soil profile. Study it and
_____ answer question 16.
A. sedimentary rock.
B. igneous
C. metamorphic rock.
D. plutonic rock.
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crops is Liquid fertilizers and 20. In green manuring, crops are
pesticides could be _____ ploughed into the soil just before
flowering in other to _____
A. horizon A
B. horizon B A. control soil pathogens
C. horizon C B. enrich the soil with nutrients
D. horizon D C. control soil erosion
D. increase the soil temperature
18. In a crop rotation system, it is
usually preferred that cassava 21. Corns, rhizomes and tubers
comes last in the rotation because are examples of _____
it _____
A. underground roots
A. adds nitrogen to the soil. B. underground stems
B. is a shallow feeder. C. aerial stems
C. is a deep rooted crop. D. modified leaves
D. is a perennial crop.
22. Which of the following
19. The growing of only one crop statements is not a reason for
on a piece of land from year to budding? The resulting plants
year is known as _____ _____
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23. Which of the following C. 5,000
statements are advantages of D. 2,000
mulching? It _____
26. Protective functions of forests
I. Controls weeds. include the following except _____
II. Conserves soil moisture
III. Increases soil temperature A. soil conservation.
IV. Reduces soil pH B. serving as windbreak.
C. purification of air.
A. I and II D. source of firewood.
B. I and III
C. II and IV 27. The growing of both trees and
D. III and IV arable crops on the same piece of
land is _____
24. A planting material used in
propagating plantain is the _____ A. ley farming
B. mixed farming
A. crown. C. forestry
B. peeper. D. taungya system.
C. slip.
D. leaf. 28. Sexual propagation of
ornamental plants involves the use
25. If maize seed is sown at a of _____
spacing of 100cm x 50cm,
determine the expected maize A. stems.
plant population per hectare. B. seeds.
C. suckens
A. 40,000 D. rhizomes
B. 20,000
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29. The vector of leaf curt disease A. harden the kernel.
of cotton is _____ B. prevent high level of oil
rancidity.
A. grasshopper C. extract oil from the palm fruit.
B. termites. D. separate mesocarp from
C. thrips. endocarp
D. white fly.
33. Which of the following breeds
30. A major storage pest of cereals of cattle is exotic?
in West Africa is _____
A. Sokoto Gudali
A. stem borer. B. Ndama
B. weevil. C. Friesian
C. bird. D. Muturu
D. army worm.
Study the diagram below and
31. Biological control of insect- answer questions 34 and 35.
pests of crops is carried out
through _____
A. crop rotation
B. use of predators
C. use of pesticides
D. farm sanitation 34. The diagram represents the
digestive system of a _____
32. During the production of palm
oil, the oil palm fruits are boiled in A. buck.
order to _____ B. cock.
C. bull.
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D. sow. 38. The least important factor for
successful incubation of eggs is
35. The main function of the part _____
labelled I is _____
A. light.
A. temporary storage of food. B. temperature.
B. production of digestive C. ventilation
enzymes. D humidity.
C. crushing of food particles.
D. transportation of food nutrients. 39. A wallow should be provided in
the pen of pigs in order to _____
36. Which of the following
hormones is responsible for A. reduce the feed intake of pigs.
oestrus in farm animals? B. increase the water intake of
pigs.
A. Oxytocin C. enable the pigs to swim.
B. Oestrogen D. cool the temperature of pigs.
C. Prolactin
D. Progesterone The data for feed consumption and
weight gain of four farm animals
37. In animal production, labelled P, Q, R, and S are shown
immature spermatozoa are stored below. Use the data to answer
in the _____ questions 40 and 41.
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R: 100 kg feed consumed and 25 C. phosphorus and iron.
kg weight gained. D. magnesium and sodium.
S: 150 kg feed consumed and 30
kg weight gained. 43. Which of the following
statements about inbreeding in
40. Which of the following animals farm animals is/are false?
is the most efficient feed
converter? I. inbred animals reach
market weight early.
A. P II. Inbred animals have
B. Q reduced vigour.
C. R III. Inbreeding increases the
D. S occurrences of undesirable
traits.
41. The feed conversion efficiency
of the poorest weight gainer is A. I only
_____ B. II only
C. I and II only
A. 0.40 D. I and III only
B. 0.33.
C. 0.25. 44. Which of the following
D.0.20 parasites may be found in the gut
of livestock?
42. Bone meal is usually included
in the diet of livestock to supply A. Tick
_____ B. Flea
C. Roundworm
A. calcium and phophorus D. Louse
B. calcium and lodine.
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45. Vegetative growth in fish A. shows an increase in the supply
ponds _____ of rice.
B. describes a shift in the demand
A. makes fish movements easy. for rice.
B. regulates water acidity. C. describes the equilibrium price
C. increases pond water turbidity. for rice.
D. moderates pond temperature. D. shows that the demand for rice
exceeds supply.
46. Which of the following factors
of agricultural production is 48. What is the change in quantity
abundant in rural areas? of rice demand when the price
increases from ₦1.00 to ₦5.00?
A. Enterprise
B. Land A. 8 kg
C. Labour B. 6 kg
D. Capital C.4 kg
D.2 kg
Study the graph illustrated
below and answer questions 49. Determine the equilibrium
47-49. price of rice.
A. ₦1.00
B. ₦2.00
C. ₦3.00
D. ₦4.00
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A. information can be directed to a
large number of people at different
locations.
B. It demonstrates how to carry
out new techniques to farmers in
the same locality.
C. feedback is readily available to
extension officers.
D. it summarizes and analyses
what had been done in previous
learning situations.
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WAEC AGRIC. OBJECTIVE QUESTIONS (PT.7)
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D. making holes for transplanting 9. Which factor of production has
the following characteristics?
The diagram below illustrates a
surveyed school farmland. I. Free gift of nature.
Study it to answer question 7. II. Limited in supply.
III. Immobile
A. Land
B. Labour
C. Capital
D. Entrepreneur
7. Calculate the area of the
farmland.
10. Igneous rocks can easily be
identified through their _____
A. 0.32ha
B. 0.36ha
A. glassy appearance.
C. 0.47ha
B. coarse texture.
D. 0.52ha
C. stratified layers.
D. fossil contents.
8. The major objective of farm
planning is to _____
11. Water which rises above the
water table in the soil and is held
A. maximise the use of available
in fine medium pores between soil
resources
particles by surface tension is ___
B. control insect pests of crops.
C. control diseases among animals
A. hygroscopic water.
D. reduce losses due to natural
B. gravitational water
disasters
C. capillary water
D. percolating water
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12. An oven dried soil sample of A farmer designed the table
mass 8g had a mass of 1.6g after below for implementation on
it was completely burnt. farm. Study it and answer
Determine the percentage of questions 15 and 16.
humus in the soil sample.
Year 1 Year 2 Year 3 Year 4
Plot Yam Groundnut Maize Cowpea
Α. 6.4%
1
Plot Groundnut Maize Cowpea Yam
Β. 9.6% 2
Plot Maize Cowpea Yam Groundnut
C. 20% 3
Plot Cowpea Yam Goundnut Maize
D. 80% 4
A. platy. A. Cassava
B. crumby. B. Cashew
C. single-grained. C. Mango
D. blocky D. Millet
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17. The following bacteria are A. Zea mays
important in the nitrogen cycle B. Oryza sativa
except _____ C. Elaeis guineensis
D. Vigna unguiculata
A. Bacillus.
B. Nitrobacter. 21. Crops which grow and mature
C. Nitrosomonas. within few weeks of their
D. Rhizobium. cultivation are called _____
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II. Breakage of some grains 26. Which of the following
could occur. diseases of tomato is caused by
III. The grains are polished. nematode?
24. An important reason for 27. The yield of cocoa trees is not
staking yam is to _____ influenced by _____
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A. suppress weeds that compete 32. Which of the following tree
with pasture crops. species is suitable for making
B. control grazing and ensure electric poles?
regeneration of pasture.
C. allow free movement of A. Indian almond.
ruminants on the pasture. B. Mango.
D. prevent lodging of the pasture C. Silk cotton.
plants. D. Teak.
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A. highly prolific. B. Temperature
B. great milk producers. C. Relative humidity
C. resistant to parasites. D. Atmosphere pressure
D. able to digest cellulose.
39. Which of the following
36. Digestion in ruminants is statements is NOT a reason for
mainly _____ feeding farm animals?
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continuous herbage growth during 43. The part which a bait is
the dry season are _____ attached before lowering the tool
in water is labelled _____
A. reseeding and pest control.
B. controlled stocking and disease A. IV
control. B. III
C. fertiliser application and C. II
irrigation. D. I
D. rotational grazing and weed
control. 44. Which of the labelled parts
enables the tool to float on water
42. Tapeworm, liver fluke and when fish is caught?
roundworm can be controlled by
_____ A. IV
B. III
A. flushing.
C. II
B. drenching.
D. I
C. dipping.
D. fumigation.
45. Which of the following
statements is NOT a precaution
The diagram below illustrates a
measure in bee keeping?
fishing tool. Study it and
answer questions 43 and 44.
A. The apiary should not be fenced
to allow for proper ventilation
B. The attendant should always
wear protective clothing
C. Warning signs should be placed
near an apiary
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D. Locate apiaries far from human C. quantity demanded.
dwellings D. equilibrium point
A. 33%
B. 50%
C. 67%
D. 150%
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DISCLAIMER
These are not WAEC expo questions for this year,
Speaking of which,
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