Genius Generation Academy

1. Define the following terms :

• Soil structure
• Soil texture
• Soil consistency
• Soil porosity
• Bulk density

2. Of what use is the soil triangle?

3. Describe any three methods that can be used to determine soil texture

4. With the aid of a diagram describe soil profile

5. Explain how the following can help to maintain soil structure
• Zero tillage
• Application of manure
• Crop rotation

𝐒𝐔𝐁𝐉𝐄𝐂𝐓 : 𝐂𝐇𝐄𝐌𝐈𝐒𝐓𝐑𝐘

𝐓𝐎𝐏𝐈𝐂 : 𝐖𝐀𝐓𝐄𝐑

a) Identify natural sources of water.

b) Decribe the water cycle.

c) Describe the physical properties of water.

d) Explain the importance of water.

e) Describe water hardness and its effects.

f) Describe methods used to remove water hardness.

g) Describe sources, effects and prevention of water pollution.

h) State impact of human activities on the atmosphere.

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