Neco 2018 Agric Science Practical Expo

neco 2018 agric science expo

NECO-Agric-Pract-ANSWER
1a)
A: is knapsack sprayer
B: is watering can
1b)
i)Carry out a pre-operation service and prepare the sprayer for
the job.
ii)Mark out a 25m2 calibration plot in the area to be sprayed
with a peg in each corner (the 25m2 can be any configuration
– e.g. 5m x 5m, 12.5m x 2m, 25m x 1m or 16.6m x 1.5m, or
any other combination to give 25m2).
iii)Fill the sprayer to a known level, or use a permanent marker to mark the tank and fill it to that line.
1c)
Early stage
1d)
Knapsack sprayer
1e)
Spec A
i)it has nozzle
IiIt is calibrated
Spec B
i)It has handle
ii)It has a spout
1f)
Fertilizer
1g)
i)Store I cold dry place
ii)Clean and dry after use
iii)Use silica gel packs or rust collector to prevent rusting
======================================
2a)
C: Sandy soil
D: Loamy soil
E: Clay soil
2b)
Spec C
i)planting cover crop
ii)application of compost
2b)
Spec E
i)planting cover crop
ii)application of compost
2c)
i)clay particles are fine powdery and smooth when dry
ii)the particles are sticky and mouldy when wet
2d)
i)Hand texture method
ii)Separation by sieving
iii)Separation by sedimentation
2e)
i)it provides good aeration.
ii)It is rich in nutrients
Iii)It is well-drained and has a neutral or near neutral pH.
=======================================
3a)
F: Yam tuber
G: Cassava Root
H: Ginger rhizome
3b)
F:root tuber
G:stem tuber
H:rhizomes
3c)
Spec F
I)yam mosaic disea
ii)yam rot
Spec G
I)cassava mosaic virus
ii)Bacteria blight
3d)
Spec F yam setts
Spec G stem cutting
Spec H rhizome
3e)
I)ginger drink
ii)ginger coffee
=======================================
4b)
i)gum boro disease
ii)fowl disease
iii)new castle disease
4c)
I)scale
ii)eyes
iii)mouth
iv)fins
4d)
I)they are micro decomposer
ii)source of food (protein)
iii)source of income to Farmer
4e)
I)dripping
ii)bones
iii)feathers
iv)blood
4f)
Spec J
I)smoking
ii)drying
Spec K
i)salting
ii)cooking
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Completed.

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