Multiple choice

When a person traverses from Mangalore (West) to Chennai (East), which one of the following sequences (from West to East) of forest types does he observe ?

  1. Tropical evergreen - Tropical wet deciduous - Tropical semi- evergreen - Tropical dry

  2. Tropical wet deciduous - Tropical evergreen - Tropical semi-evergreen - Tropical dry

  3. Tropical semi-evergreen - Tropical evergreen - Tropical wet deciduous - Tropical dry

  4. Tropical evergreen - Tropical wet deciduous - Tropical dry - Tropical semi-evergreen

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D Correct answer
Explanation

As one moves from the Western Ghats (Mangalore) towards the east, the rainfall decreases significantly. The sequence reflects the transition from high-rainfall evergreen forests to drier deciduous and eventually dry scrub forests as the rain shadow effect takes hold.

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