Environmental Science Ecosystem Structure

Which of the following correctly lists the organization of living things from the smallest group to largest group.

• populations, ecosystems, communities, organisms

• organism, population, community, ecosystem

• ecosystem, community, population, organism

• communities, population, ecosystem, organism

Nonliving factors that affects an ecosystem...

• biotic factor

• abiotic factor

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Living factors or organisms that affect an ecosystem...

• abiotic factors

• biotic factors

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What are the biotic factors in this image?

• sunlight, elephants, grasses

• sunlight, water, oxygen

• elephants, trees, grasses

• clouds, rocks, soil

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Water, sunlight, rocks and oxygen are examples of

• biotic factors.

• abiotic factors.

• populations

• communities

Tags

NGSS.MS-LS2-1

A complex system that includes biotic and abiotic factors that interact with each other.

• Population

• Community

• Habitat

• Ecosystem

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which of the following is an example of a population?

• rocks in a rock collection

• All the plants and bushes in the forest

• All the white tail deer in the forest

• All the birds in the forest

Name a population in this picture.

• water, sunlight, dirt

• birds

• 2 deer

• one fox

Tags

NGSS.MS-LS2-1

Describe the community in this picture.

• water, sunlight, dirt

• deer, fox, birds, trees, rabbit

• deer, fox, birds, water, sunlight, dirt

• one fox

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

Describe the ecosystem in this picture.

• water, sunlight, dirt

• deer, fox, birds, trees, rabbit

• deer, fox, birds, rabbit, ducks, water, sunlight, rocks, dirt

• one fox

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3