WAEC GCE 2017 AGRIC PRACTICAL
Answer Now Available Here
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THIS IS GENERAL AGRICULTURE
PRACTICAL ANSWERS
1a)seive- used for mechanical analysis of soil
1bi)it is used to separate different soil particles
1bii)
– regular washing after use
-0il metal part
-store in a cool dry place
1c)
In tabular form
Soil fraction/particles (diameter mm)
-Clay|less than 0.002
-silt|0.002-0.02
-fine sand|0.02-0.2
Gravel-0.2-2
1di)acidic
1dii)
-limestone
-basic slag
-gypsum
-wood ash
-dolomite or calcite
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2a)disc plough
2b)
I)furrow wheel
Il)beam
III)Standard
IV)disc scraper
V)-disc
2c)furrowwheel(function)
It provides a balancing effect for the plough as
it support both vertical and side thrusts.
II)beam(function)
It holds disc firmly to the beam
III)Standard (function)
It holds the disc firmly to the beam
IV)disc scraper(function)
It is a point of attachment to the tractor or
work animal
V)disc(function)
it rotates and cut the soil into vertical and
horizontal upside down for agricultural
activities.
2d)this is a particular implement used for
turning the soil upside down into lumps for
farming purpose.
2e)-wash and clean after use
-store in a cool dry place
-always do periodic checks before and after
use to increase life span.
-grease metal parts or joints to prevent
excessive friction
-tighten all bolts and nuts in the machine
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3a)
I-tassel
II)silk
III)cob
IV)leaf with parallel vein
V)stalk
3b)propagated by seed
-maybe planted manually
3c)the husks can be removed from the cobs
-shelling should be done to remove grains from
the cobs.
-winnowing is done to remove dirt from the
grain.
3d)use of corn-picker
3e)maize rust
-leaf blight
3f)breeding of resistant varieties.
-applying recommended fungicides.
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4a)
I-liverfluke
II-fowl tick
4b)
-it leads to loss of blood.
-it causes liver rot
-it obstructs the bile duct
-it may result in death
-it lead to digestive disturbance
4c)
Cattle
Sheep
Goat
4d)
-tick fever
-heart water diseases
-anaemia
4e)dipping of the animal.
-animals should be kept in a clean
surrounding.
-ticks should be hand picked from the body of
the host animal
-practice rotational grazing or paddocking
-animal bedding should be changed regularly.
Note: today exam consist of two types,
which is Alternative 1 and 2, both
alternatives has been posted below, we
advice you study/write down both
alternatives, so when your question paper
is been given to you kindly use the
answers that corresponds to the
questions in your question sheet.
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