Questions

Instructions

• Attempt all questions

1. Give four importance of land preparation in crop production (4mks)
2. List four factors that determines the type of irrigation used in crop production (4mks)
3. Give five characteristics of fertile soil (5mks)
4. Mention five importance of drainage as a land reclamation method (5mks)
5. List four types of livestock farming practices (4mks
6. List the three types of a spanner and give two maintenance practices. (5mks)
7.        
   1. Define the term minimum tillage. (1mks)
   2. Give five minimum tillage practices. (5mks)
8. List four factors that influence soil formation (4mks)
9. Give four importance of treating water (4mks)
10. What are some of the agricultural practices that pollute water? (3mks)
11. Differentiate between a garden trowel and a masons trowel (2mks)
12. State two effects of HIV/AIDS on agriculture (2mks)
13. Give the uses and maintenance each of the following equipment
    1. Wheel barrow (2mks)
    2. Spoke shave (2mks)
    3. Milking churn (2mks)
14. State the reasons for proper care and maintenance of farm tools and equipments (4mks)
15. Give the 3 fields of horticultural farming and describe what they entail (3mks)
16. The diagram below shows some workshop tools. Study them and answer the questions that follow A B
    
    
    1. Identify the tools A and B (2mks)
    2. State the correct use of the tool labeled A (2mks)
    3. Explain one maintenance practice carried out on the tool A (1mk)
17. State four categories of farm tools and equipment (4mks)

Marking Scheme

1. Give four importance of land preparation in crop production (4mks)
   • To kill weeds
   • To incorporate manure and other organic matter into the soil
   • To aerate the soil
   • To encourage the penetration of roots in the soil
   • To encourage water infiltration into the soil
2. List four factors that determines the type of irrigation used in crop production (4mks)
   • Capital availability
   • Topography of the land
   • Water availability
   • Type of soil
   • Types of soil to be irrigated
3. Give five characteristics of fertile soil (5mks)
   
   • Good depth
   • Proper drainage
   • Good water holding capacity
   • Adequate nutrients supply
   • Correct soil PH
4.  Mention five importance of drainage as a land reclamation method (5mks)
   
   • To increase soil aeration
   • To increase soil volume
   • To raise soil temperature
   • To reduce soil erosion
   • To remove toxic substances
5. List four types of livestock farming practices (4mks)
   
   • Pastrolism
   • Fish farming
   • Bee keeping (apiculture)
   • Poutry keeping
6. list the three types of a spanner and give the maintenance of the spanners (5mks)
   
   • Ring spanner, open –ended spanner and adjustable spanner
   • mainteinance-applying oil on the metallic parts to prevent rusting
7.       
   1. Define the term minimum tillage and give five minimum tillage practices (6mks)
      
      • Minimum tillage is the application of a combination of farming practices aimed at least disturbance of
        soil
   2.  
      • Application of herbicides in controlling weeds
      • use of mulch on the soil surface
      • timing cultivation
      • establishing a cover crop on the field
      • uprooting or slashing weeds in perennial crop
8. List four factors that influence soil formation (4mks)
   • Time
   • Parent rock materials
   • Topography
   • climate
9. Give four importance of treating water (4mks)
   
   • To kill diseases causing micro – organism ie cholera
   • To remove chemical impurities such as excess fluoride
   • To remove smell and bad taste
   • Te remove sediments of solid particles such as soil
10. What are some of the agricultural practices that pollute water?(3mks)
    
    • Uses of inorganic fertilizers
    • Use of pesticides
    • Poor cultivation practices ie overcultivation
11. Differentiate between a garden trowel and a masons trowel (2mks)
    • A garden trowel is a grden tool used for lifting seedlings from the nurserywhile a masons trowel is a masonry tool used to place mortal between construction stones and bricks
12. State two effects of HIV/AIDS on agriculture (2mks)
    • Shortage of farm labour
    • Lowers food supply
    • Low income
13. Give the uses and maintenance of the following tools
    1. Wheel barrow (2mks)
       • wheel barrow is used in transportation of heavy loads ie the manure mainteinance-the moving parts should be lubricated
    2. Spoke shave (2mks)
       • spoke shave used to smoothens the wood surfaces the loose nuts and bolts should be tighened
    3. milking churn (2mks)
       • used to holding milk and milk transportation maintainenance – thorough cleaning and sterilized after every use
14. State the reasons for proper care and maintenance of farm tools and equipments (4mks)
    • To increase durability of tools
    • To reduce the replacement cost
    • To increase efficiency of tools
    • To avoid injury to the user
    • To avoid damage to the tools
15. Give the 3 fields of horticultural farming and describe what they entail(3mks)
    • Floriculture- involves growing of flowers
    • Olericulture – growing of vegetables ie cabbage
    • Pomology –growing of fruits ie mangoes
16. The diagram below shows some workshop tools. Study them and answer the questions that follow A B
    1. Identify the tools A and B (2mks)
       1.  pipe wrench
       2. ring spanner
    2. State the correct use of the tool labeled A (2mks)
       • For holding tightening and loosening metallic pipes
    3. Explain one maintenance practice carried out on the tool A(1mk)
       • The tool should be cleaned after use
17. State four catergories of farm tools and equipment(4mks
    • Workshop tools and equipment
    • Gardening /Garden tools and equipment
    • Livestock production tools
    • Plumbing tools and equipment