Regents Ecology

When organisms occupy the same niche, what will occur?

• they will both die out

• less competition

• more competition

• they will hold hands

Tags

NGSS.MS-LS2-2

Human action has ______ consequences on ecosystems.

• positive

• negative

• no

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is the biggest reason humans are negatively impacting the environment?

• overhunting

• pollution

• increasing human population

• invasive species

Tags

NGSS.MS-ESS3-4

________ refers to the variety of life.

• succession

• industrialization

• biodiversity

• carrying capacity

Tags

NGSS.MS-LS2-5

low biodiversity means the ecosystem is

• more stable

• less stable

Tags

NGSS.MS-LS2-5

Reducing biodiversity means

• we gain more species

• we may lose valuable resources

• less extinction

Tags

NGSS.MS-LS2-5

Which of the following is not an action to reduce or repair damage to the environment?

• use fossil fuels

• recycle

• protect habitats and species

• pass laws to control pollution, land, hunting and fishing

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-5

Match the following terms and definitions:

• study of organisms and the environment

• Habitat

• What a role an organism has

• Niche

• Where and organsim lives

• Competition

• struggling for limited resouces

• Ecology

Tags

NGSS.MS-LS2-2

Order from smallest level of organization to largest

• Individual - one gray squirrel

• Population - all the gray squirrels in an area

• Community - squirrels, oak trees, beetles, deer, slugs, etc. in an area

• Ecosystem - living populations + the non-living materials (water, sunlight, gases, temp., etc.)

• Biosphere - all livable areas of the earth

Tags

Ecology

Label each level of the energy pyramid with the appropriate organism

a

b

c

d

Grass

Grasshopper

Snake

Frog

Tags

NGSS.MS-LS2-3