2023 WAEC Agricultural Science Practical Questions & Answers
2023 WAEC Agricultural Science Practical Answers: Get WAEC 2023 Agricultural Science Practical Questions and answers for 2023 Paper 3 of 26th May, 2023.
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WAEC 2023 Agricultural Science Practical Questions And Answers
Use the given Specimens below to answers the following questions
Question Number 1
1a. Mention the four Factors that affects Specimen A
1b. What are the importance of Specimen A
1c. What are the disadvantages of Specimen A
1d. What are the advantages of Specimen A
(1a)
(i) temperature
(ii) moisture
(iii) texture
(iv) pH
(1b)
(i) Specimen A Helps to improve soil structure and granulation.
(ii) Specimen A helps to also improve the aeration of the soil.
(iii) Specimen A helps to decompose organic materials in the soil to form humus.
(iv) Specimen A improves soil water percolation or drainage.
(v) Specimen A increases the colloidal properties of the soil
(1c)
(i) Specimen A attacks crops
(ii) Specimen A affects the quality of crops
(iii) Specimen A reduces the market value of crops
(iv) Specimen A discourages farmers from cultivation
(1d)
(i) Specimen A is high in soil nutrients
(ii) Specimen A is rich in humus
(iii) Specimen A makes crop to germinate properly
(iv) Specimen A is rich in soil organism
Question Number 2
2a. Mention the use of Specimens E, F, G and H
2b. Mention other uses of Specimens E, F, G and H other than those in 2a above.
(2a)
Specimen E is used to provide drinking water to animals or livestock on farm.
Specimen F is use to feed cattle, sheep or any other animal.
Specimen G is a device use for testing egg while they are incubating and to determine if the eggs are viable or not.
Specimen H is used in trapping inserts
2. (b)
SPECIMEN E is a container used for providing water to animals such as cows, goats, horses, etc.
SPECIMEN F is a container used for holding animal feed like cattle, goats, pigs, etc..
SPECIMEN G an egg Candler which is used to check the quality of eggs.
SPECIMEN H is a tool used to collect samples of aquatic or semi-aquatic organisms.
Question Number 3
3a. What are the English and botanical names of specimen I, J and K?
3b. What are the planting materials of of specimen I, J and K?
3c. What are the uses of specimen I and J?
3d. Mention the agent of pollination for specimen I, J and K
3a)
Specimen I is Sugarcane and the botanical name is Saccharum officinarum
Specimen J is Pineapple fruit and the botanical name is Ananas comosus
Specimen K is Ginger and the botanical name is Zingiber officinale
3b)
The planting material for propagating of Specimen I is typically the stem sections or stalks of mature sugarcane plants.
The crown, which consists of the leaves and a small portion of the fruit, The planting material for propagating Specimen J is the leaves and a small portion of the pineapple fruit.
The planting material for propagating of Specimen K is the rhizome.
(3c)
Specimen I
(i) Specimen I is used industrially in making rum
(ii) Specimen I is used in making Charcoal
J:
(i) Specimen J is used in making Pineapple fruit juice
(ii) Specimen J Creates employment opportunity by selling it
(3d)
(i) Nectar
(ii) Bee bread
(iii) Bee venom
(iv) propolis
(v) pollen
Question Number 4
4a. What are the uses of specimen N and Q?
4b. What can specimen Q be used for?
4c. What are the advantages of specimen N?
4d. What are the disadvantages of specimen N?
4e. What are the advantages of using a charcoal pot in a poultry house?
4(a)
Specimen N is used as bedding material for cloths
Specimen Q is used to provide the required heat in the poultry house or farm
4(b)
- sawdust
- peanut hills
- crushed com cobs
- Hay
- Chopped straw
- Processed paper
4(c)
- Specimen N does not harm livestock
- Specimen N is very soft
- Specimen N can be easily evacuated
4(d)
1. Specimen N Increases water consumption: Chicks may drink more water to keep themselves hydrated and regulate their body temperature in response to excessive heat.
2. Specimen N causes Panting or open-mouth breathing: Chicks may exhibit panting or open-mouth breathing as a way to dissipate excess heat and cool their bodies.
3. Specimen N causes Huddling: Chicks may gather closely together, huddle, and seek warmth from each other to compensate for the lack of sufficient heat from the electric bulb.
3. Specimen N Reduces activity: Chicks may become less active and move less in an attempt to conserve their body heat.
(4e)
Advantages of using a charcoal pot in a poultry house:
1. Heat regulation: Charcoal pots can provide a consistent and controlled source of heat, helping to maintain an optimal temperature in the poultry house.
2. Improved air quality: Charcoal has the ability to absorb odors and gases, acting as a natural air purifier.
3. Reduced humidity: Charcoal has a drying effect, which can help lower the humidity level in the poultry house.
2023 WAEC AGRICULTURAL PRACTICAL SPECIMENS
(1) Great care should be taken to ensure that the information given below does not reach the candidates either directly or indirectly before the examination.
(2a) The provision of specimens, materials and equipment for the test is your responsibility.
(b) (i) Where a specimen is not readily available in the sufficient quantity, it should be shared among small groups of candidates.
(ii) Each candidate should be provided with the following specimens labeled accordingly:
A: Earthworm;
B: Termite;
C: Loamy soil;
D: Sandy soil;
E: Water trough;
F: Feed trough;
G: Egg Candler; (Real/Picture/Diagram)
H: Scoop net;
I: Sugar cane;
J: Pineapple fruit (whole);
K: Ginger (whole);
L: Honey (labelled);
M: Sawdust;
N: Wood shavings;
O: Electric bulb:
P: Kerosene lamp;
Q: Charcoal pot.
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