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Monday 8 June 2015

NECO 2015 Practical Agricultural Science ANSWERS

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Tuesday 9th June
2061

Paper I: Practical – Agricultural Science

1hr 30mins 
10:00am – 11:30am 
 Agric practical solution.
1A.
Spec A= mango drag
Spec B = rake
Spec C = electric bulb
Spec D = egg candler
1B.
Spe A.
Spe B =it is used for trilling and cultivating
Spe C = it is used in taking long or short distanced measurment of lenght and breadth
Spe D = it maintain the right temperature during incubation
1C.
– timely and regular turning of eggs
-setting eggs uniformly on the tray
1D.
1E.
– keep it in a dry cool place
– it must be clean after use
2A.
Spe F = igneous rock
Spe G = sedimentary rock
Spe H = metamorphic rock
2B
Spe F
– they are resistant to erosion and other element of climate
– they are usually very hard and imperious
Spe G
– they contain fossils of plants and animals
– they occur in layers or strata or sheets
Spe H
– they exist in different color and texture
– they are non-crystalline in structure
2C.
-construction purpose
-sources of plant nutients
– formation of soil
-erosion control
2D
Sedimentary rocks are formed from sediments deposited either by water, by wind or by ice. These sediments are accumulated in layers or strata, are on top of the other and after a long period of time, they become hardened by compression to form sedimentary rocks.
3A.
Spe I = cowpea
Spe J = rice grain
Spe K = bannana fruit
3B.
Spe I
– nematode disease
– damping off disease
Spec J
– rice smut
– rice blight
Spe K
– bunchy top disease
-panama disease
3C.
Spe I
– pod borers
– bean bettle (callesobruches spp)

Spe J
– birds
– rodents
3D.
– use poison baits
– harvest ripe fruit early
4a.
Spe L= goat’s skin
Spe M= poultry egg
Spe N= tick
Spec O = blood meal
4B.
– it protect the livestock against internal bleeding
– it acts as sources of protection to livestock
4C
– it serves as sources of protein to man
– it also serves as a prayer materials
4D.
Protein
4E.
-it is used in the production of adhesives
-egg shell is a source of calcium in poultry feed or animal feed
4F.
– they cause great annoyance and irritation to their host
– injuries from their bites may become ulcerated wounds
– the loss of blood may lead to loss of weight and death of host animal
4G.
It is very high in protein content with a bit of minerals...



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