NGS Population Dynamics - Section 4: Biodiversity

What is biodiversity?

• The number of ecosystems in a country.

• The variety of life in the world or in a particular habitat or ecosystem.

• The genetic similarity among species.

• The number of endangered species in a region.

Tags

NGSS.MS-LS2-5

NGSS.MS-LS4-4

Which of the following is NOT a level of biodiversity?

• Species diversity

• Climate diversity

• Ecosystem diversity

• Genetic diversity

Tags

NGSS.MS-LS4-4

What is the primary cause of biodiversity decline?

• Climate change

• Predator-prey relationships

• Human activity

• Natural disasters

Tags

NGSS.MS-ESS3-4

What happens when a species becomes extinct?

• It becomes endangered.

• It migrates to a new habitat.

• It disappears from all or part of its range permanently.

• It can be brought back with conservation efforts.

Tags

NGSS.MS-LS4-1

What is an endangered species?

• A species with a stable population.

• A species whose population is increasing.

• A species that has gone extinct.

• A species whose population is declining or losing genetic diversity.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS4-4

What is habitat fragmentation?

• The destruction of all habitats in an area.

• The separation of ecosystems into pieces.

• The merging of different habitats.

• The creation of new habitats.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is an invasive species?

• A species introduced to new habitats that lack natural predators.

• A native species that thrives in its environment.

• A species that is endangered.

• A species that is extinct.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What was the cane toad introduced to Australia to control?

• The rabbit population

• The kangaroo population

• The cane beetle population

• The dingo population

Tags

NGSS.MS-LS2-4

What is a habitat corridor?

• A new habitat created for endangered species.

• A barrier that prevents species from moving between habitats.

• A type of ecosystem diversity.

• A strip of land that allows organisms to move between wilderness areas.

Tags

NGSS.MS-LS2-5

What is the goal of sustainable development?

• To create more invasive species.

• To use resources without harming the ecosystem.

• To increase the number of endangered species.

• To eliminate all human activity in natural areas.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5