2023 NECO Agricultural Science Questions For all Candidates

2023 NECO Civic Education Questions
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Nkedugists understand how students feel whenever it comes to closing time for an external exam such as Waec, Neco, Jamb, and Post Utme, that is why we make sure any question we are releasing/publishing is always the best option questions you are to see in your exam day because we always follow scholars and examiners. below are what we taught about before publishing it, which are;

  • NECO GCE Agricultural Science Questions
  • NECO Agricultural Science Questions
  • 2020/2021 NECO Agricultural Science Questions
  • NECO Agricultural Science Questions
  • GCE Agricultural Science Questions
  • NECO Agricultural Science Questions
  • Agricultural Science Questions for GCE
  • 2020 NECO Agricultural Science Questions
  • 2022 Neco Agricultural Science Questions
  • Neco Agricultural Science Questions 2022/2023

NECO Agricultural Science Objective Questions 

Agricultural PAPER II
Paper 2 will last for 1 hour
Attempt all questions from this section

1. The type of energy obtained from the sun for agricultural uses is known as

A. potential energy

B. mechanical energy

C. nuclear energy

D. solar energy

E. kinetic energy

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

A. harrow

B. ridger

C. cultivator

D. planter

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

A. grease

B. plam oil

C. water

4. petroleum jelly

E. spent engine oil

5. The common surveying equipment for farmland include the following except

A. ranging pole

B. prismatic compass

C. measuring tape

D. gunter’s chain

E. spade

6. An example of fungal disease of stored grains is

A. rosette

B. wilt

C. soft rot

D. damping off

E. mould

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

A. pigs

B. cattles

C. sheep

D. rabbits

E. fowls

8. The head of the tapeworm is known as the

A. sucker

B. rostellum

C. scolex

D. hook

E. segment

9. Man contributes to the formation of soil by
A. applying radioactive substances on earth crust.
B. excessive use of agro-chemicals.
C. irrigating the lar.d.
D. practising clean-clearing.
E. quarrying of rocks.

10. Intra-zonal soil with high salt concentration is regarded as
A. alluvial.
B. calcimorphic.
C. holomerphic.
D. hydromorphic.
E. pedalfers.

Use the diagram below to answer questions 11 and 12.

11. The diagram represents an experiment to

A. compare the porosity of soil samples.
B. demonstrate the presence of the living organisms in the soil.
C. determine the moisture content of soil sample.
D. determine the percentage of organic matter content in the soil.
E. determine the capillary action of the soil sample.

12. If the experimental set-up is allowed to stand for six hours, the colour of the lime water will turn

A. blue-black.
B. brown.
C. light blue.
D. milky.
E. yellow.

13. When a growing plant shows chlorosis with parallel yellowish streaks along the veins of the leaves, the soil is likely to be deficient in

A. boron.
B. magnesium
C. phosphorus
D. potassium.
E. sulphur.

14. It is advisable to allow the decomposition of farmyard manure in the soil before planting in order to

A. avoid the destruction of soil structure.
B. discourage the wastage of undecomposed manure.
C. prevent the introduction of disease pathogens.
D. protect the crop roots from the heat generated.
E. reduce the compaction of the soil by the manure.

15. Nitrogen is made available to plants in the form of nitrates through the process of

A. ammonification and denitrification.
B. nitrification and ammonification.
C. nisriricaucr. ar.d denitrification.
D. putrefaction and ammonification.
E. volatisation and nitrification.

16. An effect of pollution on agricultural production is that it

A. causes soil nutrient loss.
B. destroys soil beneficial organisms.
C. leads to fasts growth of crops.
D. prolongs crop maturity.
E. reduces disease infection.

17. 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

18. A disadvantage of natural incubation is that

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

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

A. increase water intake

B. provide bulk to feed

C. reduce microbial activity

D. provide deficient nutrients

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

A. Aspergillosis

B. Acidosis

C. Milk fever

D. Rickets

Agricultural PAPER III
Paper 2 will last for 1 hour and 30min
Attempt two questions from this section

la. Outline three solutions to each of the following problems of agricultural development in Nigeria.
(i) Inadequate land (3 marks).
(ii) Inadequate credit facilities (3 marks).
b. State three governmental organizations that are involved in improving agricultural production in Nigeria. (3 marks).
c. (i) List three post-planting operations that require the use of mechanical power on the farm. (3 marks).
(ii) Enumerate four ways of improving agriculture through
mechanization. (4 marks).

2a.(i) Define the term “Allelomorphs”. (2 marks)
(ii) Outline three disadvantages of artificial insemination in animal

3a.(i) Define drainage. (2 marks)
(ii) Enumerate two types of drainage. (2 marks)
b. List four merits of controlled burning as a farming practice. (4 marks)
c.Mention one function of each of the following micronutrients in the soil.
(i) Copper (1 mark)
(ii) Boron (1 mark)
(iii) Zinc (1 mark)
d.Outline three main physical weathering agents for soil formation in
Nigeria. (3marks.)

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