(a)

(a) Greek's climatic classification is based solely on temperature while Koppen's is based on climate and vegetation
— Greek's classification has three major belts while Koppen's classification has five major climatic types
— Koppen's employ quantitative approach in the classification whereas, Greek's is a descriptive approach
— Greek's classification does not recognise sub-groups whereas Koppen's recognizes various sub-groups.
(b) Major features of Koppen's classification

A — type -Tropical rainy climates
B — type -Dry climates
C — type -warm temperate rainy climates
D — type - cool snow – forest climates
E — type -polar climates

(c) Features of the Af climatic type
— temperatures are high and uniform throughout the year
— mean monthly temperatures are 27°C
—annual range of temperature is about 30°C.
— Diurnal range is between 6°C to 8°C
— Rainfall throughout the year
— Rainfall amount is between 1500mm to 2000mm
— Double maxima (two peaks of rainfall)
— Rainfall is mainly conventional
— Humidity is 70-80% throughout the year.