2020 free neco agric practical answers
2020 free neco agric practical answers
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(3a)
F - Yam tuber
G - Cassava Root
H - Ginger rhizome

(3b)
F - root tuber
G - stem tuber
H - rhizomes

(3c)
Specimen F:
(i) yam mosaic disea
(ii) yam rot 

Specimen G:
(i) cassava mosaic virus
(ii) Bacteria blight

(3d)
Specimen F - tubber
Specimen G - stem
Specimen H - rhizome

(3e)
(i)ginger drink
(ii) ginger coffee

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(4a)
Specimen I - broiler
Specimen J - catfish 
Specimen K - snail

(4b)
(i) Gumboro disease 
(ii) Fowl pox disease 
(iii) Newcastle disease 

(4c)
(i) Scales 
(ii) Eyes
(iii) Mouth 
(iv) Fins 

(4d)
(i) They are micro decomposers 
(ii) Source of food(protein)
(iii) Source of income to the farmers.

(4e)
(i) Dropping 
(ii) Feather 



(4f)
Specimen J - Smoking 

Specimen K - Drying

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(2a)
C - Sandy soil
D - Loamy soil
E - Clay soil

(2b)
Specimen C
(i) It generates heat for decaying organic matter
(ii) It creates soil aeration

Specimen E
(i) It has high water capacity for healthy crop growth
(ii) It holds soil particles together

(2c)
(i) It is mouldable
(ii) It is sticky when wet

(2d)
(i) Hand texture method
(ii) Separation by sieving 
(iii) Separation by sedimentation

(2e)
(i) It is rich in organic matters
(ii) It's dark nature brings about decaying of organic matters
(iii) It is contains high amount of soil micro organisms

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(1a)
A - Knapsack sprayer
B - Watering can

(1b)
(i) Carry out a pre-operation service and prepare the sprayer for the job.
(ii) Mark out a calibration plot in the area to be sprayed with a peg in each corner.
(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)
Specimen A
(i) It has nozzle
(ii) It is calibrated

Specimen B:
(i) It has handle
(ii) It has a spout

(1f)
Herbicides

(1g)
(i) Store in a cool dry place
(ii) Clean and dry after use
(iii) Use silica gel packs or rust collector to prevent rusting