Which of the following correctly defines biodiversity?

Biodiversity is the variability among living organisms from all sources, including terrestrial, marine, and other aquatic ecosystems and the ecological complexes of which they are part; this includes diversity within species, between species, and of ecosystems.

What defines biodiversity?

Biodiversity is a term used to describe the enormous variety of life on Earth. It can be used more specifically to refer to all of the species in one region or ecosystem. Biodiversity refers to every living thing, including plants, bacteria, animals, and humans.

How is biodiversity defined quizlet?

Biodiversity. the variety of species/ life in an ecosystem, it includes where the organisms live and the genetic variation between different species and within a species itself.

What determines biodiversity?

Biodiversity is basically the variety within and among life forms on a site, ecosystem, or landscape. Biodiversity is defined and measured as an attribute that has two components — richness and evenness. Richness = The number of groups of genetically or functionally related individuals.

What are three ways to define biodiversity?

Usually three levels of biodiversity are discussed—genetic, species, and ecosystem diversity.

What are the 4 types of biodiversity?

Four Types of Biodiversity

  • Species Diversity. Every ecosystem contains a unique collection of species, all interacting with each other. …
  • Genetic Diversity. Genetic diversity describes how closely related the members of one species are in a given ecosystem. …
  • Ecosystem Diversity. …
  • Functional Diversity.
IT IS SURPRISING:  You asked: What is the most important feature of Indian climate answer?

What is biodiversity class 10?

Biodiversity is the number and variety of plants, animals and other organisms that are living in an ecosystem. Biodiversity is a measure of the variety of organisms that exist in different ecosystems.

What are examples of biodiversity?

Most people recognize biodiversity by species—a group of individual living organisms that can interbreed. Examples of species include blue whales, white-tailed deer, white pine trees, sunflowers, and microscopic bacteria that can’t even be seen by the naked eye.

What is biodiversity and why is it important quizlet?

Biodiversity is the variety of life in the world or in a particular habitat or ecosystem. Biodiversity is important because it provides us with Natural Resources (Food, Water, Wood, etc.) Natural Services (Pest Control, Air and Water Purification, etc.) and of course, Aesthetic Pleasure.

What is considered high biodiversity?

Low biodiversity is when there are a few prominent species and a low number of other species within the habitat. High biodiversity is a habitat or ecosystem that has a high number of different species.

Which is the best measure of biodiversity?

The best measure of biodiversity is through species richness. Species richness is where the number of families or species in a given area.

How is biodiversity related to sustainability?

The higher the biodiversity of an ecosystem, the more sustainable it is. Conversely, lower biodiversity equals less sustainability. … The higher biodiversity in an ecosystem means that there is a greater variety of genes and species in that ecosystem.

What is biodiversity and levels of biodiversity?

Levels of biodiversity. Biodiversity is usually explored at three levels – genetic diversity, species diversity and ecosystem diversity. These three levels work together to create the complexity of life on Earth.

IT IS SURPRISING:  Why does the US have such a large ecological deficit?