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WAEC Agric Questions And Answers 2023 | Essay & Objective

WAEC Agric Questions and Answers 2023 | Essay and Objective is now online

Are you a candidate of the 2023 May/June WAEC Examination, Ensure that you do not take any information contained in article for granted. By the time you have read this article carefully to the end, you will have seen the complete WAEC Agricultural Science Questions and Answers for the 2023 Examination.

WAEC Agricultural Science is one of the easiest subjects that are taken in the examination. The reason why so many candidate do find it difficult is because they have not come across the kind of secret that I am about to reveal to you in this article.

If you are excited about this information and you would like to get more detailed information on WAEC Agric Questions and Answers 2023, kindly read this article to the end.

See Also:

Updated May/June WAEC timetable for 2023 | Nigeria, Ghana, Gambia, Sierra Leone & Liberia

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WAEC Agric Objective Questions

  1. To facilitate mechanical harvesting of cereals, it is better to
    A. make all of them disease-resistant.
    B. ensure that they are free from pest attack.
    C. ensure they all have uniform height.
    D. make sure they are early-maturing.
  2. One of the problems facing agricultural development in West Africa is
    A. inadequate financing.
    B. unavailability of productive land.
    C. low income of consumers. D. inadequacy of industries.
  3. What action of government may be considered as granting of subsidies to farmers?
    A. Giving low interest loans to farmers B. Providing hire purchase services
    C. Supplying agrochemicals at reduced cost
    D. Providing free non-formal education to farmers
  4. Which of the following are advantages of the communal land ownership system?
    I. Every member of the community has a piece of land on which to farm
    II. Co-operative farming is possible under this system
    III. Large scale farming is encouraged
    IV. Land can be used as a security for loans
    A. I and II only
    B. II and III only
    C. I and III only
    D. III and IV only
  5. A socio-economic factor which affects the availability of land for agricultural use in West Africa is
    A. soil type.
    B. population growth.
    C. rainfall distribution.
    D. working capital.
  6. Which of the following cropping systems would lead to continuous sustenance of soil fertility?
    I. Crop rotation
    II. Land rotation
    III. Monoculturc
    IV. Monocropping
    A. I and II only
    B. I and III only
    C. II and III only
    I, II and III only
  7. Which of the following factors affects the onset of flowering in crops?cle hit
    A. Atmospheric pressure
    B. Wind
    C. Day length
    D. Rainfall
  8. Marble is a metamorphic rock formed from
    A. limestone.
    B. quartzite.
    C. shale.
  9. Which of the following statements best describes sedimentary rocks?
    A. Pre-existing rocks in which the original mineral has undergone change
    B. Weathered rock transported by wind to other places
    C. Molten magma which has cooled down and solidified
    D. Rocks formed from breaking, deposition and re-cementation of pre-existing rocks
  10. The rock weathering process involving the equation: CaCO3 + H2CO3 → Ca(HCO3)2 is called
    A. carbonation.
    B. hydration.
    C. hydrolysis.
  11. When compost is added to sandy soil, it hank
    A. reduces the activities of living organisms.
    B. increases the porosity of the soil. C. increases water holding capacity of the soil.
    D. decreases the soil acidity.
  12. Soils can become acidic as a result of the continuous application
    A. single superphosphate.
    B. sulphate of ammonia. C. muriate of potash.
    D. NPK 15:15:15.
  13. Which of the following species of bacteria lives symbiotically in root nodules of of legumes?
    A. Azotobacter
    B. Clostridium
    C. Nitrobacter
    D. Rhizobium
  14. Plant nutrients are restored during the fallow period through
    A. B. reduced soil erosion. accumulation of soil organic matter.
    C. reduced evaporation from the soil.
    D. accumulation of farmyard manure.
  15. The processes by which animals release carbon dioxide into the air are
    A. respiration and decay.
    B. respiration and ammonification.
    C. nitrification and decay.
    D. denitrification and ammonification.
  16. Which of the following practices leads to land degradation in the savanna zones of West Africa?
    I. Constant annual bushfires
    II. Overgrazing of grassland
    III. Application of cattle manure
    IV. Cutting of woody species for fuel wood
    A. I, II and III only
    B. I, II and IV only C. II, III and IV only
    D. I, II, III and IV
  17. A 100 kg NPK 15: 15: 15 compound fertilizer has a filler make-up weight of
    A. B. 30 kg. 40 kg.
    C. 45 kg.
    D. 55 kg.
  18. One of the main disadvantages of mechanical tillage is the
    A. low initial cost of equipment.
    B. need for special training before machines can be used.
    C. use of heavy equipment leading to soil compaction. D. use of foreign exchange to purchase machine parts.
  19. Which of the following factors affect the work rate of draught animals?
    I. Feed intake
    II. Breed of animal
    III. Harness for hitching
    IV. Height of animal
    A. I, II and III only
    B. I, II and IV only
    C. II, III and IV only
    D. I, II, III and IV
  20. Which of the following features could lead to wrong reading on a prismatic compass?
    A. A big tree
    B. Wind direction
    C. A pond
    D. Magnetic attraction
  21. Which of the following steps gives a correct sequence for surveying a farmstead?
    A. Reconnaissance → preliminary survey mapping
    B. Mapping reconnaissance → preliminary survey
    C. Preliminary survey → reconnaissance → mapping
    D. Preliminary survey → mapping → reconnaissance
  22. The characteristic of draught animals which does not influence traction effort is
    A. age.
    B. sex.
    breed of animal.
    D. meat quality.
  23. The branch of horticulture that deals with the production of vegetables is called
    A. pathology.
    B. olericulture.
    C. floriculture.
    D. pomology.
  1. Pruning is carried out to
    I. control the size of the plants.
    II. obtain clean and attractive fruits. III. ensure correct spacing of trees.
    A. I and II only
    B. I and III only
    C. II and III only
    D. I, II and III
  2. Which of the following characteristics is not true of tree species used in alley cropping?
    A. Shallow rooting system
    B. Regenerate rapidly after pruning C. Excellent canopy formation
    D. Capable of fixing atmospheric nitrogen
  3. Insect damage to crops takes the form of
    A. chewing, grinding and sucking. B. grinding, piercing and chewing.
    C. piercing, sucking and grinding. D. chewing, sucking and piercing.
  4. One disadvantage of vegetative propagation is that
    A. fruits are small in size.
    B. viral diseases are transferred to offspring.
    C. plants are true to type. D. plants take a long time to mature.
  5. Which of the following factors should be considered when sowing seeds in the field?
    I. Time of sowing II. Plant density
    III. Depth of sowing IV. Method of sowing
    A. I and II only
    B. I,II and III only C. III and IV only
    D. I, II, III and IV
  6. Which of the following groups of crops requires winnowing during processing?
    A. Fruits
    B. Cereals
    C. Tubers
    D. Vegetables
  1. A farmer who plants African Marigold between his crops has the intention of controlling
    A. B. bacteria. viruses.
    C. fungi.
    D. nematodes.
  2. If the spacing of a crop is 3.6 m x 4.5 m, determine the crop population per hectare.
    A. 769
    B. 617
    C. 494
    D. 408
  3. An example of a piercing and sucking insect-pest of crops is a
    A. mealy bug. B. grasshopper.
    C. weevil.
    D. termite.
  4. If rows are spaced 1.0 m apart with one plant per stand, determine the spacing between stands in order to obtain a plant population of 40,000/ha.
    A. 0.25 m
    B. 0.40 m C. 0.50 m
    D. 1.00 m
  5. Calculate the number of yam setts planted at a spacing of 1.0 m by 1.0 m on a hectare of land.
    A. 1,000 setts
    B. 2,500 setts
    C. 10,000 setts
    D. 5,000 setts
  6. Some plants are suitable for decorating living rooms because of their
    A. ability to endure low light intensity.
    B. low respiration rate.
    C. ability to retain water.
    D. low resistance to diseases.
  7. Capping and Staking are important cultural practices in the cultivation of
    A. sweet potatoes.
    B. tomatoes.
    C. yams. D. groundnuts.
  8. An important function of mulching is that it
    A. incrcases soil temperature.
    B. provides soil with nutrients.
    C. conserves moisture in the soil.
    D. increases rate of evaporation.

38. The removal of sheath on maize cob is referred to as
Α. winnowing.
B. shelling.

C. dehusking.
D. milling.
39. Which of the following sequences describes the steps in making hay?
A. Cut, dry and bale
B. Dry, ferment and bale

C. Cut, wilt and bale
D. Bale, dry and cut

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  1. One disadvantage of using bamboo troughs as waterers for poultry is that they
    A. can be chewed up by the birds.
    B. are susceptible to algal growth. C. break easily when they fall.
    D. contaminate the water put in them.
  2. The characteristic odour in billy goats can be removed through
    A. docking. B. castrating.
    C. drenching.
    D. dipping.
  3. A cattle breed in West Africa tolerant to trypanosomiasis is
    A. White Fulani.
    B. Sokoto Gudali.
    C. N’dama.
    D. Friesian.
  4. A consequence of pasture littered with polythene materials is that
    A. animals could slip and fall frequently.
    B. the alimentary canal of farm animals could be blocked.
    C. the material could poison the animals. D. it improves the quality of the pasture.
  5. Which of the following statements about colostrum is false? It is
    A. an evaporated milk.
    B. the first milk produced after parturition.
    C. high in antibodies.
    D. rich in proteins and vitamins.
  6. Meat obtained from cattle of less than one year old is called
    A. beef.
    B. chevon.
    C. veal. D. pork.
  1. Which of the following characteristics is not important in beef cattle production?
    I. Increased butter-fat percentage
    II. High feed conversion efficiency III. High yield of lean meat
    A. I only
    B. I and II only
    C. II and III only
    D. I, II and III
  2. The following arc systems of mating in farm animals:
    I. stud mating; II. artificial insemination;
    III. pen mating; IV. herd mating.
    A. I only
    B.. I and II only
    C. I, II and III only
    D. I, II, III and IV
  3. A disease of rabbit caused by a protozoan isat she low
    A. infectious bronchitis.
    B. coccidiosis.
    C. anthrax.
    D. milk fever.
  4. The common name of Axonopus compressus is
    A. carpet grass. B. spear grass.
    C. guinea grass. D. bahama grass.
  5. Which of the following groups of cattle are tropical breeds?
    A. Friesian, Kuri and White Fulani
    B. N’dama, Sokoto Gudali and Muturu
    C. Kuri, Sokoto Gudali and Jersey
    D. Muturu, N’dama and Friesian
  6. The following substances are excretory products in farm animals except
    I. blood.
    II. sweat.
    III. urine.
    A. I only
    B. II only
    C. III only
    D. II and III only

52. The following are signs of ill-health in farm animals except
A. uncoordinated gait.
B. dull eye.
C. high body temperature.

D. increased appetite.

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  1. Which of the following factors should be considered when building a rabbit hutch?
    I. Safety and comfort of rabbits
    II. Ease of maintenance and cleaning
    III. Day length
    A. I and II only
    B. I and III only C. II and III only
    D. I, II and III
  2. Heat in farm animals can be detected by the following signs except
    A. redness of the vulva.
    B. low body temperature.
    C. loss of appetite.
    D. frequent urination.
  3. Which of the following organs forms a barrier between an animal and its external environment?
    A. Urinary bladder
    B. Stomach
    C. Lung
    D. Skin
  4. Demand is said to be price elastic, if the absolute value of price elasticity of demand is
    A. greater than one.
    B. less than one.
    C. one.
    D. zero.
  5. Which of the following activities are functions of agricultural marketing boards in West Africa?
    I. Price stabilization within seasons
    II. Harvesting of the farm produce
    III. Grading and standardization of produce
    IV. Market research for produce
    A. I and II only
    B. II and III only
    C. II, III and IV only
    D. I, III and IV only
waec agric past questions

WAEC Agric Objective Answers 2023

The correct answers to all the WAEC Agric Objective questions for 2023 given in the previous section will be made available shortly. All you have to do is keep visiting this page regularly.

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WAEC Agric Theory Questions 2023

All the Essay questions that you are going to see in this section are what you should expect in the 2023 WAEC Agricultural Science Examination.


Answer one question only from this section.
(a) State four benefits of agriculture to the economy of West African countries.
[4 marks]
(b) Enumerate four functions of agro-service centres in your country.
[4 marks]
(c) Outline four routine tractor maintenance practices.
[4 marks]
(d) State two functions of each of the following parts of the farm tractor:
(i) three-point linkage;
(ii) hydraulic lever.
[4 marks]
(a) Explain the term farm mechanization.
[2 marks]
(b) Mention three advantages and three disadvantages of farm mechanization.
[ 6 marks]
(c) Give two merits of the use of draught animals in farm operations.
[2 marks]
(d) Outline three roles of science and technology in agricultural development under the following headings:
(i) pest and disease control;
(ii) meteorology and climatology.
[ 6 marks]


Answer one question only from this section.
(a) Mention two sources of irrigation water.
[2 marks]
(b) Enumerate two advantages and two disadvantages of irrigating farmlands.
[4 marks]
(c) List two ways by which the soil loses nutrients. (d) Give two reasons for manuring in crop production.
[2 marks]
(e) State two ways by which each of the following environmental factors
affect agricultural production:
[2 marks]
(i) temperature;
(ii) soil micro-organisms;
(iii) wind.
[ 6 marks]
(a) List three edaphic factors that influence crop growth.
[3 marks]
(b) Explain the following terms as used in soil and water conservation:
(i) gravitational water;
(ii) hygroscopic water. (c) State two deficiency symptoms of each of the following nutrient elements in crops:
[4 marks]
(i) nitrogen;
(ii) phosphorus;
(iii) potassium.
[ 6 marks]
(d) State three benefits derived from draining farmlands.
[3 marks]


Answer one question only from this section.
(a) Define the term nursery as used in crop production.
[2 marks]
(b) Give three reasons for establishing a nursery in crop production.
(c) Mention three characteristics of weeds that make them difficult to control.
[3 marks]
(d) List two methods of controlling weeds.
[3 marks]
(e) State three ways by which diseases are spread among crops.
[2 marks]
(f) Mention three effects of diseases on crops.
[3 marks]

(a) List four cereal crops grown in West Africa.

[3 marks]
(b) State three benefits of forests to the economic development of your country.
[2 marks]
(c) With the aid of a diagram, describe the life cycle of the variegated grasshopper.

[ 6 marks]
(d) List three cultural methods of controlling crop pests.
[3 marks]
tops (e) Give two uses of oil palm. curata y
[2 marks]


Answer one question only from this section.
(a) Give three reasons why fish farming is important.
warmer (0) [3 marks]
(b) State three factors that influence the choice of a suitable site for a fish pond.0
[3 marks]
(c) Mention two sources of each of the following feed nutrients:
(i) water;
(ii) proteins;
(iii) carbohydrates;
(vi) vitamins.
[ 8 marks]
(d) Mention two ways by which roundworm infestation is of economic anionet importance in livestock production.
(a) What is animal improvement? [2 marks]
(b) Give three aims of animal improvement.
[2 marks]
(c) Define each of the following terms as used in animal reproduction:
[3 marks]
(i) parturition;
(ii) gestation period.

[4 marks]
(d) Name three systems in the body of farm animals.
[3 marks]
(e) Mention four advantages of castration in animal production.
[4 marks]

waec agric question


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WAEC Agric Past Questions and Answers in PDF Format

Click the link below to download a compiled WAEC Agricultural Science Past Questions and Answers in a PDF format.

More Practice Questions For WAEC Agric

1. The device which helps to regulate heat in an incubator is the
A. thermometer.
B. hygrometer.
C. insulator.
D. thermostat.

2. Which of the following statements about crop production is
Not correct?
A. Onions are commonly grown in the rainforest zones.
B. Yam, cocoyam and cassava are grown in both the rainforest and the savanna regions.
C. Some foreign vegetable crops are grown in and around urban centres.
D. Carrots are commonly grown in the savanna and moist vegetation belts.

3. Which of the following is a disadvantage of surface irrigation?
A. The quantity of water lost is high.
B. Water is evenly distributed over the farmland
C. It is very cheap to operate.
D. The system is suitable for paddy rice cultivation.

4. Fine soil tilth is produced by the use of
A. Harrow.
B. Plough.
C. Ridger.
D. Mower.

5. The problems of farm mechanization in West Africa include the following
A. reduction of farm drudgery.
B. small farm holdings.
C. poverty of farmers.
D. poor topography.

Tips On How To Pass WAEC Marketing Examination

If you really want to Pass WAEC Agric Examination at one Sitting, I want to let you know that there are things that you must do to score very high in the examination. Those are what I have tag as “Tips on How To Pass WAEC Agric Examination”. They including the following:

  1. Read according to the WAEC Agric Syllabus
  2. Study past Questions Regularly
  3. Learn How to Manage time well
  4. Consult more than one Textbooks

Once you can put the above strategies into practice, your passing the examination is assured.

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