Biodiversity

Biodiversity is the variety of different __________ in an area

Tags

NGSS.MS-LS2-5

True or False: The number of known species is about 1.7 million.

• false

• true

Tags

NGSS.HS-LS4-5

A sea otter is critical to the functioning of the ecosystem in which it lives. It affects the survival and abundance of many other species in its community. It is a(n) _____ species

• keystone

• endangered

• threatened

• unknown

Tags

NGSS.MS-LS2-2

Which organisms on Earth have the most species named

• plants

• animals

• insects

• bacteria

Organisms have _____ value.

• ecological

• economic

• recreational

• all of these

When there are no individuals of a certain species left anywhere on Earth, they are considered

• endangered

• extinct

• threatened

• keystones

Tags

NGSS.MS-LS4-1

Organisms provide people with jobs and the things they need to live; that gives them _____ value

• economic

• ecological

• recreational

• niche

Tags

NGSS.MS-LS2-5

This factor affects biodiversity:

• climate

• size of the area

• genetic diversity

• all of these

Tags

NGSS.MS-LS2-5

NGSS.MS-LS2-4

True or False: All species in an ecosystem are connected

• true

• false

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

True or False: People have no influence on biodiversity

• false

• true

Tags

NGSS.MS-LS2-5

NGSS.MS-LS2-4

NGSS.MS-ESS3-4