Agricultural science NECO Questions and Answers 2022/2023 (Essay and Objectives)

NECO Agricultural science Questions and Answers 2022/2023 (Essay and Objectives)Agricultural science

2022 NECO Agricultural Science Questions and Answers. I’ll be providing you with free access to the NECO Agricultural Science objective and theory questions. Along with many other test specifics, you will comprehend how NECO Agricultural science questions are structured.NECO Animal Husbandry Exam Questions and Answers

The National Examination Council is an examination body that annually assigns questions from subject areas that students should be able to write and pass without stress after their senior secondary school studies.

Answers and questions for NECO Agricultural Science. The NECO 2022 Agricultural science solutions to the questions will be offered here, and the accuracy of the Objectives and Essay has been checked and validated to be sure.neco-agric-science-questions.

Answers to the 2022 NECO Agricultural science Essay and Objective Questions (EXPO)

During the NECO Agricultural science exam, the NECO Agricultural Science answers will be released here.

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No (2b)

(i) National Horticulture research institute

(ii) National root crops research institute

(iii) Lake Chad research institute

(iv)Rubber research institute of Nigeria

(v)Agricultural research Council of Nigeria

(vi)International institute of tropical Agriculture


(i) Grease the frictional components.

(ii) Always examine the radiators

(iii) Make sure the bolts and nuts are tightly fastened

(iv) Clean every unclean part

(v) Check the oil level




(i) Relative humidity


(ii) Temperature


(iii) Sunlight




Sandy Soil.




Clay Soil.




Clay/Loamy Soil.




Loamy Soil.




(i) Tillage Practices.


(ii) Deforestation.


(iii) Overgrazing.


(iv) Bush Burning.




(i) Photosynthesis, in which plants consume carbon dioxide to create their own food, is the primary process by which carbon dioxide is lost in the atmosphere.



(ii) By Direct air Capture.


(iii) Carbon mineralization.




(i) It increases the farm’s vulnerability to hazards.


(ii) It is expensive and challenging to set up.


(iii) They are vulnerable to gully erosion


(iv) They obstruct the movement of equipment like tractors.


(v) It takes up valuable ground (space) that could have been planted.





(i) forest regulations


(ii) selective exploration


(iii) deforestation




(i) Destroying some beneficial insects and soil organisms


(ii) The substance utilized might be harmful to humans and domesticated animals.


(iii) It might leave unfavorable environmental residue




The soil requirements:


(i) Rich, fertile soil that drains well


(ii) Friable, loose, and high water retention


(ii)Cocoa thrives in regions with well-distributed yearly rainfall between 1140 and 2000 mm.


(iii)Needs a steady supply of moisture




The propagation method is:


(i) Using seeds


(ii) Vegetatively through stem cutting and budding





Date of planting


October to January is the time for nursery. In the field between April and June






(i)Nursery : 20cm × 20cm


(ii)Field : 3m × 3m




Two stage of processing:


(i) Breaking of pods: The pods are carefully opened with a blunt cutlass or by hitting them with heavy rod to remove from the cocoa beans


(ii) Fermentation: Cocoa beans can be fermented by using the sweat box or tray method for about five days. During the fermentation process, cocoa beans undergo chemical changes brought by the action of heat.




(i) weeds cause losses in crop yield.


(ii) Reduce the quality of crop products.


(iii)weeds lead to increased cost of farm operations thereby leasing to inefficiency of farm operations.


(iv) form alternative hosts for pest.




(i) Treatment them with coccidiostat or anticoccidial drugs


(ii) prophylactic use of coccidiostat in feeds


(iii) vaccine and maintain good hygiene and sanitation practices




(i) coccidiosis


(ii) Enteritis


(iii) Ear canker mange




(i) Since the farmer does not have to pay for the upkeep of a herd of male animals, it is simpler and less expensive than traditional mating.


(ii) Importing the male animals themselves is more difficult and expensive than importing the semen of unusual breeds.


(iii)It greatly facilitates the employment of the best male animal.




(i) Regular feeding


(ii)Deweeding of the pond


(iii) control of predators


(iv) Regular application of fertilizer




(i) Traditional method of bee keeping




(i) location of apiaries far from human dwellings


(ii) putting warning symbols near apiaries






(i) It helps the entrepreneur to determine the best proportion to combine the various factors of production.


(ii) It enables him to determine the wages he will pay to his workers.


(iii) It enables him to minimise cost and avoid wastage of resources in order to make profit.






(i) Central Banks


(ii) Commercial Banks


(iii) Acceptance Houses


(iv) Nonbank financial institutions


(v) Bill Brokers


(vi) fund managers


(vii) institutional investors






(i) Skilled personnel, at both the managerial and operational levels, are scare.


(ii) Lack of adequate information. Farmers need to be convicted to the benefits of insurance before they accept it.


(iii) Uncertainty of weather conditions.


(iv) Some losses due to natural disaster which is known as an act.


(v) Reinsurance for agricultural risks is not easily available.




(i) To increase food production.


(ii) To popularise agriculture.




(i) To encourage large-scale farming.


(ii) To establish River Basin Authorities to boost the supply of water for irrigation purposes.




(i) To stimulate small rural farmers to increase their productivity and improve their standard of living.


(ii) To check land tenure system






(i) It gives and obtains information that with be useful to farmers and/or researchers.


(ii) It can only work for small group of farmers.


(iii) More attention is given to the individual farmers than any other method.


(iv) It may involve the use of telephone which makes information dissemination faster.






(i) Poor Management:


The senior officials of these cooperatives on the average lack business experience. Their managerial skills are low and thus reduces the efficiency of the cooperatives.


(ii) Illiteracy: These societies are usually made up of ordinary people who want to get better deals. The members are mostly illiterates and create so many problems for the societies without even realising it.


(iii) Lack of Cooperation: Since the members are made up of people from different backgrounds and with different experiences, there is usually a lack of cooperation since people have different views of things.




(i) Organisational Ability


(ii) Clear Judgement


(iii) Initiative


(iv) Excellent public speaking skills




(i) Farm Gate


(ii) Wholesale Markets


(iii) Retail Markets


(iv) Distributors




(i) SALES ACCOUNT: Another name for this account is the sales and receipt account. It displays information about farm products sold (type of produce, quantity, date sold, to whom, and at what price)


(ii) PURCHASE ACCOUNT: It is often referred to as an expense and purchase account. Every item that was bought and used during the production period is shown in detail. Name, date of purchase, quantity, cost per unit, and source are all inputs in the detail.


(iii) FARM VALUATION: Farm valuation is done to determine the farm’s value over time. It entails a thorough inventory of assets along with a valuation. The valuation of a farm that is conducted at the beginning is known as opening valuation, and the assessment that is conducted at the conclusion is known as closing valuation. Each assessment must be based on the price on the market or the cost of production. Each stock item has an estimated worth. To determine the genuine value of the farm’s profit and loss, changes in the farm’s value should be taken into account.


(iv) CASH ANALYSIS ACCOUNT: This account displays a farm’s earnings and outlays over a specified time period. Sales and receipts are entered on the debit side of this account, which features columns for the date, the customer’s name, and additional information, while purchases and payments are entered on the credit side (purchase and expenses).


NECO Practice Questions and Answers for Agriculture

The questions and answers below are most likely NECO Agric repeated questions and answers; they are not exactly 2022 NECO Agric science questions and answers.


These inquiries are only for practice purposes. On the day of the NECO Agricultural science exam, information on the 2022 NECO Agricultural science Expo will be presented on this page. For the solutions, keep checking and refreshing this page.


1. One of the following isn’t a function of oestrogen in female animals?


A. development of secondary sexual characteristics


B. on set of heat period


C. milk let – down after parturition


D. development of udder


2. A beef cow gained 75 kg over a period of two months and two days. What is its average weight gain?


A. 0.83 kg


B. 1.21 kg


C. 1.28 kg


D. 2. 25kg


3. One of the following is a disadvantage of natural incubation?


A. the eggs cannot be candled


B. the chicks are less healthy


C. the brooding hens sometimes abandon the eggs


D. it takes a longer time for eggs to hatch


4. Ruminants fed on dried grasses are given feed supplements to


A. increase in water intake


B. provide bulk to feed


C. reduce microbial activity


D. provide deficient nutrients


5. Which of the following animal disease is not associated with malnutrition?


A. Aspergillosis


B. Acidosis


C. Milk fever


D. Rickets


6. What type of energy is obtained from the sun for agricultural use?


A. potential energy


B. mechanical energy


C. nuclear energy


D. solar energy


E. kinetic energy


7. Which of the following equipments will be used for the next farm operation after clearing a new farmland?


A. harrow


B. ridger


C. cultivator


D. planter


E. plough


8. Which of the following cannot be used to rub the metal parts of farm tools before storage?


A. grease


B. palm oil


C. water


D. petroleum jelly


E. spent engine oil


9. One among the following isn’t a survey equipment used on the farmland?


A. ranging pole


B. prismatic compass


C. measuring tape


D. gunter’s chain


E. spade


10. An example of fungal disease of stored grains is


A. rosette


B. wilt


C. soft rot


D. damping off


E. mould


11. Which of the following farm animals possess a pair of caeca?


A. pigs


B. cattle


C. sheep


D. rabbits


E. fowls


12. The head of the tapeworm is known as the


A. sucker


B. rostellum


C. scolex


D. hook


E. segment


13. Which of the following is not a role of the ruminal microorganism?


A. digestion of cellulose


B. conversion of plant proteins into microbial protein


C. production of vitamin B


D. production of gas in the rumen


E. eructation of the ruminal gas


14. Which of the following factors would you consider the least important for the successful incubation of eggs?


A. light


B. temperature


C. ventilation


D. relative humidity


E. turning of the egg


15. In which area of Nigeria is the kuri breed of cattle commonly found?


A. borno


B. sokoto


C. plateau


D. obudu


E. oyo north


16. Which of the following activities is not a marketing function?


A. Buying of agricultural commodities


B. planting of crops


C. transporting of farm produce


D. storage of farm produce


17. Risks on commercial farms could result from


A. price stability


B. crop failure


C. insurance


D. diversification


18. One of the following should be a successful role of an agricultural extension officer?


A. create new jobs for farmers


B. raise funds for farmers


C. cultivate a large farm


D. guide and educate farmers


19. An agricultural extension officer should be able to


A. create new jobs for farmers


B. raise funds for farmers


C. cultivate a large farm


D. guide and educate farmers


20. An agricultural extension officer should be able to


A. create new jobs for farmers


B. raise funds for farmers


C. cultivate a large farm


D. guide and educate farmers


NECO Agricultural science Questions and Answers 2022 Loading…



The Senior Secondary School Certificate Examination is overseen by the National Examination Council (NECO). The Certificate that is being presented here is a crucial document that recognizes or attests to your successful completion of secondary school.


It is a significant document that qualifies you for admission to any postsecondary institution and has a significant impact on admission today.


Because of this, every student preparing for the NECO 2022 exam is prepared for a fantastic thing.


It is important to use caution when taking this exam in order to avoid receiving poor results.


Any applicant who, at this moment, has not made up their mind to receive the highest score possible in the upcoming NECO 2022 Agricultural Science exam is actually not prepared to pass.


Stay positive and study your books. Do not follow your slacker friends who expect a miracle on the day of the exams. Your mind should be prepared for the task at hand.


Prior to beginning your answers, give the exam question paper some thought.



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