Agric practical Answers

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Agric confirm (verified answer) 

1a

Sieve

1bi

It is used to seperate sands from stones

1bii

It should be clean after used

It should be kept in a cool dry place

If it made up of metal, It should be grease before long time store 

(1c) [Draw a table]

i. Clay= less than 0.002

ii.Silt=0.02-0.002

iii.Fine sand =0.02 – 0.2

iv.Coarse stone=0.2 – 2

(1d)i.Acidity

ii. -Limestone [ CaCO3]

ii- Slaked lime [ Ca(OH)2 ]

iii- Quick lime [ CaO] 

1di

Acidic

.

1dii

Application of slake lime

Application of quick lime

Application of ash

Application of limestone

Application of organic manure

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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-male(inflorescence (

II)style

III)cob

IV)leaf with parallel vein

V)steam

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.

========================

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

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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.

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Agric practical answers Waec GCE 2017

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

2c

i Clay –  0.002mm

ii SIlt – 0.002mm – 0.02mm

iii Find sand 0.02mm – 0.2mm

iv Coarse sand – 0.2 – 2mm

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2di

Acidic

2dii

Application of slake lime

Application of quick lime

Application of ash

Application of limestone

Application of organic manure

_________________________________

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.

____________________

3a)

I-male(inflorescence (

II)style

III)cob

IV)leaf with parallel vein

V)steam

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.

_________________

3a)

I-male(inflorescence (

II)style

III)cob

IV)leaf with parallel vein

V)stem

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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