Biodiversity & Invasive Species

A measure of the NUMBER of species in an ecosystem

Tags

NGSS.MS-LS2-5

A ratio of how individuals within a species are distributed between ecosystems

Tags

NGSS.MS-LS2-2

A measure of both the richness and evenness of an ecosystem determines the ecosystems _______________

Tags

NGSS.MS-LS2-5

Which is correct.

• Community 1 because it has more richness

• Community 1 because it has more evenness

• Community 2 because it has more richness

• Community 2 because it has more evenness

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

Adding an apex predator to a food web which affects all trophic levels in an energy pyramid is known as a:

• Trophic Cascade

• Trophic Level

• Invasive Species

• Keystone Species

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

NGSS.MS-LS2-3

A species that is vital to maintaining the stability of the food web or ecosystem is known as a :

• Trophic Cascade

• Trophic Level

• Invasive Species

• Keystone Species

Tags

NGSS.MS-LS2-4

A species that out competes native species and causes the native species to die out or go extinct is a:

• Dominant Species

• Primary Species

• Invasive Species

• Keystone Species

Tags

NGSS.MS-LS2-4

The place an organism lives in an ecosystem is called its:

The job or role and organism has in an ecosystem is called its:

A lion lives in the savannah and competes with hyenas for food. The savannah is the organisms:

• Niche

• Habitat

• Primary Trophic Level

Tags

NGSS.MS-LS2-2