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Form 1 Agriculture Exams and Marking Schemes Free

NAME………………………………………………………………..ADM…………….

Class……………………………………………

JOINT EXAMINATION TERM THREE

AGRICULTURE FORM ONE

TIME: 2 HOURS

Instructions:

– This paper consists of 11 printed pages.

-This paper has three sections A,B and C.

– Answer ALL questions in sections A and B.

-Answer any TWO questions in section C.

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For Examiners use:

SECTION	QUESTIONS	MAXIMUM SCORE	STUDENTS SCORE
A	1-17	30
B	18-21	20
C	22	20
	23	20
	24	20
TOTAL		90

SECTION A (ANSWER ALL THE QUESTIONS IN THIS SECTION)

Define the following terms. (2mks)
Arable farming

………………………………………………………………………………………………………………………………………………………………………………………………………………

Organic farming

Name four branches of livestock farming. (2mks)

State four characteristics of extensive farming system. (2mks)

List four aspects of rainfall that affect Agriculture. (2mks)

Give four constituents of soil. (2mks)

Name any four types of soil structures. (2mks)

State four ways of modifying soil P.H (2mks)

State the use of the following tools and equipments. (2mks)
Strip cup: ……………………………………………………………………………………….
Burdizzo: ………………………………………………………………………………………
Bolus gun: …………………………………………………………………………………….
Plumb bob: ……………………………………………………………………………………..
Give four ways of clearing land during preparations. (2mks)

Name two types of underground water sources. (1mk)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………..

State two types of pipes used to convey water to the farm. (1mk)

List four types of irrigation systems. (2mks)

Give any four methods of drainage. (2mks)

Name any two types of organic manure. (1mk)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

State four ways by which soil looses fertility. (2mks)

List four types of products a farmer can obtain from domesticated livestock. (2mks)

Name two types of camel species reared in the farm. (1mk)

SECTION B (Answer ALL the questions in this section)

Study the diagram below and answer the questions that follow.

Identify the tool illustrated above. (1mk)

…………………………………………………………………………………………………………..

On the diagram label parts A,B and C. (3mks)

A…………………………………………………………………………………………………….

B…………………………………………………………………………………………………….

C…………………………………………………………………………………………………

State two maintenance practices that can be done on the tool. (1mk)

……………………………………………………………………………………………………………………………………………………………………………………………………………………..

The diagram below illustrates a farming operation done during crop production
Identify the practice. (1mk)

…………………………………………………………………………………………………………

Describe how the above practice is done. (2mks)

State the importance of the practice. (2mks)

The diagram below illustrates a method of water harvesting

Identify the methodof water harvesting. (1mk)

…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………..

State factors that determine the amount of water harvested by the method above. (2mks)

State the maintenance practices that should be done on part A. (2mks)

State the aim of the experiment. (1mk)

…………………………………………………………………………………………………………………………………………………………………………………………………………………….

Identify soil types A,B,C. (3mks)

A………………………………………………………………………………………………………..

B………………………………………………………………………………………………………

C……………………………………………………………………………………………………..

Which of the above soil types is suitable for growing of paddy rice. (1mk)

SECTION C (Answer any TWO questions in this section)

(a) Discuss the process of water treatment. (12mks)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………..………………………………………………………………………………

(b) Describe various uses of water in the farm. (5mks)

(a) Highlight five characteristics of fertile soils. (5mks)

(b) Describe various ways by which soil fertility can be maintained. (10mks)

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………….………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………..

(a) State the importance of livestock in the farm. (5mks)

(b) Describe the general characteristics of Dairy cattle breeds. (7mks)

__________________________________________________________________________________________

JOINT EXAMINATION

AGRICULTURE FORM ONE TERM THREE

MARKING SCHEME.

a) Arable farming– this is the growing of crops on a cultivated land

b) Organic farming– this is the growing of crops and rearing of livestock without using agricultural chemicals.

Pastoralism/mammalian livestock production

Fish farming/aquaculture

Bee keeping/apiculture

Poultry keeping

Requires large tracts of land

Low capital investment

Low labour per unit area

Low yield per unit area

Rainfall intensity

Rainfall amount

Rainfall distribution

Rainfall reliability

Mineral matter

Organic matter

Soil air

Soil water

Soil living organisms.

Single grained soil structure

Crumby Soil structure

Granular soil structure

Platy soil structure

Blocky soil structure

Prismatic soils structure

Columnar soil structure

Lime application

Application of sulphur

Application of basic fertilizer

Application of acidic fertilizer

Strip cup– used to check if a cow has mastitis

Burdizzo – used to castrate bulls, rams, buck or billy

Bolus guns – used to administer solid drugs through the mouth of an animal

Plumb bob – used to check if wall is vertically straight

Slashing

Burning of vegetation cover

Tree felling

Use of herbicides

springs

Wells

Boreholes

Plastic pipes

Metal pipes (aluminium and galvanized iron pipes)

Hose pipes

Surface irrigation ( flood, furrow,basin)

Overhead irrigation/ sprinkler

Sub-surface irrigation

Drip/trickle irrigation.

Use of open ditches

Use of underground drain pipes

French drains

Cambered beds

Pumping

Planting trees e.g eucalyptus trees.

Green manure

Compost manure

Farmyard manure

Leaching

Soil erosion

Mono-cropping

Continuous cropping

Change in soil P.H.

Burning vegetation cover

Accumulation of salts

Milk

Wool

Meat

Eggs

Honey

Blood.

Dromedary

Bactrian

SECTION B

hand saw.

A – toe

B – blade

C – Handle

Teeth setting should be done

Clean after use

Straighten blade when bent

Replace broken handle

Regular sharpening of teeth if blunt

Tighten loose nuts and screws

Oil the blade during long storage to reduce rusting

Ridging

It is done by digging soil in a continuous lineand heaping it on one side to form a ridge and furrow.

Promotes easy harvesting of tubers

Promotes expansion of root tubers

Furrows help to conserve water

Ridges promote anchorage

Promotes production of seeds in ground nuts

Roof water harvesting/ roof catchment.

Surface area of the roof

Amount of rainfall/ Intensity

Clean to remove dirt

Repair broken or leaking points

Place it on a strong base to resist water pressure

Paint iron sheet tanks to avoid rusting.

To compare capillarity action in different soils

A- sand soil

B- Loam soil

C – Clay soil

soil type C

SECTION C

Filtration at water intake – it is done by series of sieves to remove large particles

Softening of water – in the softening chamber, soda ash is added to soften water and alum (aluminium sulphate) to coagulate solid particles

Coagulation and sedimentation – the tank is open to allow aeration which removes bad smell, water stays for 36 hours to kill bilharzia worms.

Filtration – done using different sizes of gravel and a layer of sand to remove small solids

Chlorination – chlorine is added using a doser to kill micro organisms

Storage – water is stored awaiting distribution

Domestic use e.g cooking

Washing animal structures

Construction

Diluting chemicals

Watering plants

Watering animals

Promotes aquaculture

Washingfarm equipments

Cooling machines

Processing of farm produce.

To remove chemical impurities

To remove bad smell and taste

To kill disease causing micro organisms

To remove sediments of solid particles

Good depth

Proper drainage

Good water holding capacity

Correct P.H

Adequate nutrient supply.

Free from excessive infestation of soil borne pests and diseases.

Control soil erosion

Crop rotation

Weed control

Minimum tillage

Inter cropping

Proper drainage

Control of soil P.H

Use of organic manure

Use of inorganic fertilizer

Avoid practise that reduce soil nutrients e.g burning of vegetation cover

Type of animal used

Type of food eaten

Typeof litter / bedding used

Method of storage

Age of farm yard manure

Source of food

Source of income when sold

Provide animal power

Source of raw materials

Cultural uses e.g status symbol, medium of exchange, social ceremonies and recreational purposes.

Their bodies are wedge/ triangular shaped

They have a straight topline.

They have prominent milk veins

They are docile with mild temperament

They have visible pin-bone

They have well set apart hind quarters to give room for big udder

They have large stomach capacity therefore eat more and hence high milk production

They have large and well developed udder.

It shows the history of the farm

It helps to detect losses or thefts in a farm

Shows whether the farm is making profit or losses

Facilitates easy planning and budgeting

Makes it easy to share profit and losses during partnership

Helps to compare performance of different enterprises within a farm

Helps to settle disputes among heirs to the estate if farmer dies without leaving a will

Helps in assessment of income tax therefore reduced taxation

Helps to determine worth or value of the farm by comparing assets and liabilities

Supportsinsurance incase of death, theft or fire

Provides labour information e.g NSSF dues

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