What is a species called that is restricted to a specific area and is not found anywhere else?

Number of red list categories prepared by $WCU$ $(IUCN)$ is

Assertion : Diversity observed in the entire geographical area is called gamma diversity.
Reason : Biodiversity decreases from high altitude to low altitude.

The country whose tropical rain forests possess the greatest biodiversity on earth is

One of the following statements is incorrect with reference to biodiversity. Identify it.

Which of the following has maximum genetic diversity in India?