AGRICULTURE
FORM 1
MID TERM
TERM 1
INSTRUCTIONS
- Answer all the questions
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- What is Agriculture? (1mk)
- Agriculture can be viewed as an art; state two reasons to support the view that agriculture is an art (2mks)
- State two reasons that make Agriculture important to Kenyan economy. (2mks)
-
- State two characteristics of shifting cultivation. (2mks)
- State two advantages of shifting cultivation. (2mks)
- State four ways through which Agriculture contributes to Industrial Development. (4mks)
- Differentiate between pomoculture and olericulture. (2mks)
- State reasons that make ranching to be regarded as a form of advanced pastroral - nomadism. (6 mks)
- State the importance of soil to plants.
-
- State four ways in which biological agents may enhance soil formation. (4mks)
- List four environmental factors that can affect crop distribution in Kenya. (4mks)
MARKING SCHEME
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- What is Agriculture? (1mk)
- is the art and science of cultivation of land to produce crops and livestock
- Agriculture can be viewed as an art; state two reasons to support the view that agriculture is an art. (2mks)
- it involves the application of learnt skills
- it involves training
- What is Agriculture? (1mk)
- State two reasons that make Agriculture important to Kenyan economy. (2mks)
- acts as a source of food.
- provides employment
- promotes industrial development.
-
- State two characteristics of shifting cultivation. (2mks)
- helps to reduce costs by avoiding the buying of pesticides and fertilizers.
- it is only limited to annual crops.
- Agricultural production is low.
- make use of simple hand tools like pangas.
- State two advantages of shifting cultivation. (2mks)
- helps to reduce land disputes.
- helps to control parasitic weeds.
- State two characteristics of shifting cultivation. (2mks)
- State four ways through which Agriculture contributes to Industrial Development. (4mks)
- providing raw materials to agro-based industries.
- provides a market for industrial goods.
- Acts as a source of capital to start small industries.
- Differentiate between pomoculture and olericulture. (2mks)
- pomoculture-gowing of fruits while olericulture is growing of vegetables.
- State reasons that make ranching to be regarded as a form of advanced pastroral - nomadism. (6 mks)
- water is provided at specific watering points.
- animals are confined through fencing.
- mating is controlled.
- there is supplementary feeding.
- control of parasites and diseases is done.
- there is controlled grazing, thus minimizing erosion.
- State the importance of soil to plants.
- provides a good habitat to useful soil organism.
- provides support/anchorage to plants.
- contains the nutrients and water required by plants.
- contains organic matter that acts as food for useful soil organisms
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- State four ways in which biological agents may enhance soil formation.
- burrowing animals eg mules dig out the soil causing mechanical break up of small rock fragments from the main rock.
- decomposition of organic matter brought about by micro-organisms.
- root penetration into cracks in a rock causes its diantegration.
- large animals trample over surfaces of rocks with their hooves breaking away small rocks particles
- List four environmental factors that can affect crop distribution in Kenya.
- prevailing winds.
- type of soil
- Temperature
- rainfall
- State four ways in which biological agents may enhance soil formation.
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