Levels of Ecological

What are the ecological levels of organization from smallest to the largest?

• individual, species, population, community, ecosystem

• individual, community, population, ecosystem, species

• individual, population, community, species, ecosystem

• individual, community, population, species, ecosystem

A collection of organisms that belong to different populations but all live in the same area and interact with one another.

• Population

• Ecosystem

• Community

• Ecosphere

A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.

• Population

• Community

• Habitat

• Ecosystem

Tags

NGSS.MS-LS2-3

What are the biotic factors in this image?

• sunlight, elephants, and grasses

• sunlight, water,  and air

• elephants, plants, trees 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What level of organization can be observed in the image?

• Species

• Population

• Community

• Ecosystem

Tags

NGSS.MS-LS2-3

Match the following definitions and terms.

• Population

• Members of the same species that live in the same area at the same time.

• Ecosystem

• All the interacting species in an area; includes only the biotic factors and excludes the abiotic factors in an area.

• Biosphere

• All living things and the physical environment with which they interact in a particular area; all the biotic and abiotic factors in an area.

• Organism

• Consists of all the Earth’s biotic and abiotic factors or living and once-living things and the physical environment with which they interact; the sum of all ecosystems on Earth.

• Community

• An individual life form.

Tags

NGSS.MS-LS2-3

Labe the diagram with the following terms.

a

b

c

d

e

f

g

h

Biotic

Ecosystem

Biome

Abiotic

Organism

Population

Biosphere

Community

What are the abiotic factors in this image? 

• water, sunlight, dirt, air

• birds and plants

• water, plants, and birds 

Tags

NGSS.MS-LS2-1

What is it called when a group of the same organisms living together in the same place at the same time?

• An organism

• A population

• A community

• A biome

Tags

NGSS.MS-LS2-4

What are groups of different populations living togther in the same place at the same time called?

• An organism

• A population

• A community

• A biosphere