Biodiversity is measured by (1 point)%0D%0AResponses%0D%0A%0D%0Aexamining the usefulness of a specific trait in a species that interacts within an ecosystem.%0D%0Aexamining the usefulness of a specific trait in a species that interacts within an ecosystem.%0D%0A%0D%0Aonly analyzing animal species that interact within an ecosystem.%0D%0Aonly analyzing animal species that interact within an ecosystem.%0D%0A%0D%0Acounting the number and variation of different species of plants, animals, and other organisms that interact within an ecosystem.%0D%0Acounting the number and variation of different species of plants, animals, and other organisms that interact within an ecosystem.%0D%0A%0D%0Acounting the total number of one species population and how they interact within an ecosystem.

The correct answer is: counting the number and variation of different species of plants, animals, and other organisms that interact within an ecosystem.