(a) Classification of crops based on their life cycle
CropClassification based on life cycleMango Perennial Rice Annual Groundnut Annual Cotton Annual Pepper Annual Soya bean Annual Oil palm Perennial Yam Annual Tomato Annual Rubber Perennial Ginger Annual Cocoa Perennial Cowpea Annual Carrot Annual


























(b) Components of a typical soil with their percentage volume
Soil componentPercentage volumeMineral matter 45% Water 25% Air 25% Organic matter 5%



(c) Methods of applying inorganic fertilizers to the soil
- Broadcasting - Ring method
- Drilling - Top dressing
- Row/band/side placement
- Foliar application/spraying of liquid fertilizer