Biodiversity Practice Test

Front

What are most known species?

Back

Insects

Front

When an ecosystem has a high level of biodiversity, it is more _______________.

Back

Stable

Front

What do fragile ecosystems have in common?

Back

Low Biodiversity

Front

What do you call a species that is critical to the functioning of the ecosystem in which it lives because it affects the survival of other species? An example is a beaver.

Back

Keystone Species

Front

Which of the following is not a type of biodiversity?

• Genetic Diversity
• Ecosystem Diversity
• Mass Extinction
• Species Diversity

Back

Mass Extinction

Front

What type of diversity is the variety of different ecosystems in an area?

Back

Ecosystem Diversity

Front

What type of biodiversity is the variety of species in a community?

Back

Species Diversity

Front

Which type of biodiversity is the genetic variation within a population?

Back

Genetic Diversity

Front

Why is genetic diversity important?

Back

Helps the species adapt and survive disease

Front

When a population decreases it causes decrease in genetic diversity called a ________________.

Back

Bottleneck