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Waec 2023 Agricultural Science Practical Questions And Answers
By on May 26th, 2023. Waec

Specimen N:
(i) It serve as an excellent bedding material for poultry houses.
(ii) It can be used as litter on the floor of the poultry house.
(iii) Wood shavings make suitable nesting material for poultry.
(iv) Wood shavings can be used as an insulating material in the walls or ceiling of the poultry house.

Specimen Q:
(i) It can be used as a source of heat in poultry houses.
(ii) It can be used to repel insects and pests in a poultry house.
(iii) Using specimen Q in the poultry house, can help minimize and control foul smells.
(iv) It can be used for brooding newly hatched chicks.

(i) Chopped straw
(ii) Shredded Newspaper
(iii) Sawdust
(iv) Sand
(v) Hay
(vi) Coconut Fiber
(vii) Corn cobs

(i) Specimen N has a higher absorbency compared to Specimen M.
(ii) Specimen N provides a better cushioning effect than M.
(iii) Specimen N allows for better airflow within the deep litter bedding.
(iv) Specimen M tends to generate more dust particles compared to Specimen N.
(v) Specimen N tend to last longer in the deep litter bedding than M.
(vi) Specimen N are often more cost-effective compared to Specimen M.

(i) The chicks will try to regulate their body temperature by drinking more water when they feel hot.
(ii) They may huddle together or seek out cooler areas in the brooder house.
(iii) Chicks may become less active.
(iv) Chicks may spread their wings away from their bodies to increase heat dissipation.
(v) The chicks may open their beaks and breathe rapidly to increase air circulation and cool down their bodies.
(vi) Chicks may vocalize more when they are subjected to excessive heat.
(vii) The chicks may reduce their food intake.

(i) They may huddle together in a tight group to conserve body heat.
(ii) Chicks may become more active and move around the brooder house.
(iii) The chicks may shiver to try and warm up.
(iv) The chicks may reduce their feed intake and water consumption.
(v) The Chicks may respond by fluffing up their feathers.

(i) Specimen Q provide a localized heat source within the poultry house.
(ii) Using specimen Q can be more energy-efficient compared to other heating methods, as th charcoal burns slowly and can provide a longer-lasting heat source without frequent refueling
(iii) Charcoal combustion produces dry heat, which helps reduce the moisture content in the poultry house.
(iv) Charcoal combustion generates minimal smoke and fewer emissions compared to other fuel sources.
(v) It is generally an affordable fuel option, making it a cost-effective choice for heating poultry houses


I: Saccharum officinarum
J: Ananas comosus
K: Zingiber Officinale

I: Cutting of its stalk.
J: Suckers
K: rootstalk.

(i) It is used industrially in making rum
(ii) It can be used in making Charcoal

(i) It is used in making fruit juice
(ii) It Create employment opportunity through selling

Social insect

(ii)Bee pollen
(iii)Bee bread


-Specimen E:
(i) It is used for providing constant and easily accessible water supply to livestock.
(ii) It can be utilized as part of an irrigation system.
(iii) It can be used to rear aquatic organisms such as fish, prawns etc.
(iv) It is used in nurseries and greenhouses for seedling propagation.
(v) It is can be used for water storage.

-Specimen F:
(i) It is frequently used to provide feed for cattle.
(ii) It is used to provide feed for sheep and goats.
(iii) In poultry farming, it is used to deliver feed to chickens, and other poultry species.
(iv) They are essential in pig farming to deliver feed to pigs.
(v) It can be used to feed fish and other aquatic organisms.
(vi) They are used in horse stables and pastures to provide feed for horses.

Specimen G:
(i) Egg candler is commonly used to determine the viability of eggs before incubation.
(ii) They are used to monitor the development of the embryo inside the egg.
(iii) They can be used to determine the sex of the embryo in some poultry.
(iv) They can aid in the diagnosis of certain diseases or infections in poultry.

-Specimen H
(i) It is used for catching small fishes and other aquatic animals
(ii) They are useful tools for maintaining aquariums and fish tanks.
(iii) They are re often used in the care of aquatic pets, such as turtles, frogs, or small aquatic mammals
(iv) They are used in pond dipping activities, particularly in environmental education programs.

-Specimen E:
(i) It has a float enclosure
(ii) It has trapezoidal faces
(iii) it has a front facing reservoir

-Specimen F:
(i) It has a rectangular shape
(ii) It has an open top

-Specimen G:
(i) It is solid
(ii) It has an opening or aperture through which the egg is placed for examination

-Specimen H:
(i) It has a net
(ii) It has a handle
(iii) It has a frame that supports the net

(i) Dip net
(ii) Seine Net
(iii) Cast Net
(iv) Butterfly Net
(v) Traps
(vi) Hook and lines


(Pick any two)
(i) temperature
(ii) moisture
(iii) texture
(iv) pH

(i) it loosen the soil
(ii) it aerate the soil
(iii) it improves soil drainage
(iv) it influences soil aggregate stability
(v) it makes the soil porous

(i) it attack crops
(ii) it affect the quality of crops
(iii) it reduce the market value of crops
(iv) it Discourage farmers from cultivation

(i) it is high in soil nutrients
(ii) it is rich in humus
(iii) it makes crop to germinate properly
(iv) it is rich in soil organism


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