Biodiversity

The term for the formation of new and distinct species over the course of evolution is...

• speciation

• biological species concept

• reproductive barrier

• extinction

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

What is a species?

• a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.

• Individual organisms that live in the same environment.

• A group of organisms that genetically are very different from each other.

Tags

NGSS.HS-LS4-2

True or False: Speciation generates new species.

• True

• False

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

True or False: Extinction increases diversity.

• True

• False

Tags

NGSS.MS-LS4-1

The combined genetic information of all members of a particular population forms a

• phenotype

• gene pool

Tags

NGSS.MS-LS4-4

Genetic Diversity describes

• the differences in DNA among individual species and populations.

• the variety of ecosystems found on Earth

• number of variety of species in a particular region

Tags

NGSS.MS-LS4-4

True or False: The decline on a species may lead to the rise or decline of another.

• True

• False

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Ecologists are finding that high levels of biodiversity tend to

• increase the stability of communities and ecosystems.

• have a larger number of species are more likely to recover from disruptions.

• have a genetically diverse a population.

• All of the above

Tags

NGSS.MS-LS2-5

Biodiversity in an ecosystem includes

• genetic diversity

• species diversity

• ecosystem diversity

• all of the above

Tags

NGSS.MS-LS2-5

Which of the following is true

• Specialist species evolve form generalists

• Generalists species evolve from specialists

• Specialist species and generalist species are not connected

Tags

NGSS.MS-LS4-4