NECO Agric Questions and Answers 2021, Agric objective and theory answers (Expo) for National examination council (June/July) 2021. Checkout the NECO Agricultural Science Questions and Answers 2021 today. NECO Agric science objective and theory answers and questions for you to have good NECO result in  Agric examination as well as repeated questions for free in this post. You will also understand how NECO Agricultural science exam questions are set and how to answer them. The National Examinations Council (NECO) is an examination body in Nigeria that conducts the Senior Secondary Certificate Examination and the General Certificate in Education in June/July and December/January respectively.

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NECO Agric Science Questions and Answers 2021

You are on this page because you want the 2021 NECO Agric science expo.  The question and answers will be posted here during the NECO Agric examination. Keep checking and reloading this page for the answers.

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Today’s NECO Agric OBJ Answers: (2021 Answers)

For Accuracy, Answers will be loaded in this page 2 hours to the main exam. 

NECO Agric Questions and Answers 2021 Objectives Answers (Expo)








NECO Agricultural Science Essay Answers 2021(Expo)

This are sample questions and answers from the previous Agric Scence NECO examination.

The main answers for 2021 will be loaded in this page 2 hours to the exam time.

ii)Contribution to National revenue: Agriculture is the main source of national income for most developing countries. However, for the developed countries, agriculture contributes a smaller per cent age to their national income.

(iii)Supply of Food as well as Fodder: Agricultural sector provides fodder for domestic animals. Cow provides people with milk which is a form of protective food. Moreover, livestock also meets people’s food requirements.

(iv)Significance to the International Trade: Agricultural products like sugar, tea, rice, spices, tobacco, coffee etc. constitute the major items of exports of countries that rely on agriculture. If there is smooth development practice of agriculture, imports are reduced while export increases considerably.

(v)Source of Raw Material; The main source of raw materials to major industries such as cotton and jute fabric, sugar, tobacco, edible as well as non-edible oils is agriculture. Moreover, many other industries such as processing of fruits as well as vegetables and rice husking get their raw material mainly from agriculture.

NECO Agric Questions and Answers 2021 –  Expo (Part 2)

(i)Land tenure system: The type of land tenure system (communual) does not allow for large farm holdings suitable for mechanisation.

(ii)Scattered farm holdings: Scattered farm holdings are also not conducive or economical for mechanisation, especially in Nigeria.

(iii)Poverty of farmers: Most farmers, especially in Nigeria are very poor and cannot afford the cost tractors and farm implements.

(iv)Inadequate facilities (machinery): The facilities or machinery for fabricating and repairing farm implements are grossly insufficient where they are available.

(v)Bad topography: The topography of most Nigeria landscape is too rough and unconducive for farm mechanisation.

(i)Inadequate finance
(ii)Poor infrastructure
(iii)Land tenure system
(iv)Poor technical support
(v)Unpredictable weather
(viPoor disease control methodology

No (3ai)
Heterotropism is the ability to produce organic material only from organic carbon sources obtained from animal or plant biosynthesis.

(i)Biotic component
(ii)Abiotic component

NECO Agric Science Questions and Answers 2021 – Expo (Part 3)

(i)Industrial use
(ii)Construction purpose

(i)It does not include any fossil deposits.
(ii)Most of the igneous forms include more than one mineral deposit.
(iii)They can be either glassy or coarse.
(iv)These usually do not react with acids.


(i)helps to grow agricultural crops, and maintain landscapes.
(ii)helps to grow agricultural revegetate disturbed soils in dry areas and during periods of less than average rainfall.
(iii)it also help in controlling the amount of water can be supplied through artificial means such as pipes, ditches, sprinklers etc.
(iv)It also help plant absorb mineral nutrients from the irrigated soil. In other words it is essential for the general growth of the plant.

Crop Improvement Is The Breeding Of New Varieties Of Crop That Will Perform Better Than The Older Ones

(i)To improve the quality of produce.
(ii)To increase crop yield.
(iii)To adapt crops to adverse climatic conditions.
(iv)To induce resistance to pests and diseases in crop plants.
(v)To conserve land. resources.

(i)Use of prepared beds.
(ii)Use of nylon bags.

NECO Agric Science Questions and Answers 2021 – Expo (Part 3)

(i)population growth
(ii)land availability
(iii)Farm labour supply


(i)It helps in saving the feed and water.
(ii)It brings about uniformity of the stock.
(iii)It reduces the cost of production and increases the farmer’s profit.

(i)they are grazed by domestic livestock or wild animals.
(ii)Rangelands primarily native vegetation

iii)Rangelands do not include forests lacking grazable understory vegetation.

(i)Completely drain water from pond
(ii)Remove any fish and other organisms
(iii)Remove debris / weed / silt accumulation
(iv)Expose pond bottom to dry

Rinderpest virus

by direct contact

(i)loss of appetite.

(ii)Separation of infected animals

NECO Agricultural Science Questions and Answers 2021 (Part 4)

-Family Labour-
(i)It is cheap
(ii)Farm size are usually small

-Working Capital-
(i)Short-Term Needs
(ii)Circular Movement

(i)Shortage of supply; This is because lowered prices can lead to a sudden rise in demand that many producers may find very hard to meet. Ultimately, it can lead to very high demand that causes an increase in prices.

(ii)Difficulty in measuring success; if the government were to make a report of its success in Agricultural production subsidies, it would be a different story. This is because it is hard to quantify the success of subsidies.

(iii)Higher taxes; the government raise funds to the farms and Agricultural production agency to use for subsidizing industries? Of course, by imposing higher taxes. So, it is the people who provide the means to enable the government to subsidize industries.
(iv)market cycle towards farm subsidies; Raising the income while prices are rising will eventually raise commercial and industrial costs, causing the final products to lose their competitiveness in the international market.

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How to Pass NECO Agric Science Practical Questions 2021

You can actually score grade A1 in your agric science for NECO this year by following this guide.

If you want to pass NECO agric science, you must:

  • Before the exam, read and practice previous questions to learn how to recognize organisms and their physical characteristics.
  • Bring your drawing tools and a pen inside the examination room.
  • Pay attention to what the teacher and examiner are saying.

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