The Himalayan Range is very rich in species diversity. Which one among the following is the most appropriate reason for this phenomenon?

1. It has a high rainfall that supports luxuriant vegetative growth.
2. It is a confluence of different biogeographical zones.
3. Exotic and invasive species have not been invasive species and have not been introduced in this region.
4. It has less human interference.

Explanation

Option (b) is correct

• The Himalayas is a globally recognized Biodiversity Hotspot straddles the transition zone between the Palearctic and Indo-Malayan bio-geographic realms serve as an abode for about 25% of flora and 30% of fauna.

Answer: (b) It is a confluence of different biogeographical zones | Difficulty Level: Easy