$A$ strict protection of biodiversity hotspots could reduce the ongoing mass extinction by almost (in $\%$)

Given below are two statements.
Statement-$I$: Genetic diversity is the diversity in the number and type of genes as well as chromosomes present in the same species and variations in the genes and their alleles.
Statement-$II$: Species diversity deals with the variety of species as well as the number of individuals of different species observed in an area.
In light of the above statements,select the correct answer from the options given below.

Within biological communities,some species are important in determining the ability of a large number of other species to persist in the community. Such species are called

What is the difference between flora, fauna, and vegetation? Eichhornia crassipes is called an exotic species, while Rauwolfia serpentina is an endemic species in India. What do these terms 'exotic' and 'endemic' refer to?

Western Ghats have a large number of plant and animal species that are not found anywhere else. Which of the following terms is used to denote such species?

Endemic species are those that are........