Which of the following is the most simple level of ecological organization?

• A community
• An individual or species
• A population
• An ecosystem

TRUE or FALSE: A community includes all abiotic and biotic factors.

• TRUE

• FALSE

Tags

NGSS.MS-LS2-3

TRUE or FALSE: An ecosystem contains only biotic factors.

• TRUE
• FALSE

Tags

NGSS.MS-LS2-3

What level of organization can be observed in the image?

• Species
• Population
• Community
• Ecosystem

Tags

NGSS.MS-LS2-4

Which is the thin layer of the earth that supports life and also the largest level of ecological organization?

• A community
• The biosphere
• A population
• The biome

Which level of ecological organization is composed of many similar ecosystems with the same climate and geographic locations? 

• A community
• A population
• A biome
• A biosphere

Which is an example of a biotic factor?

• The sun
• Water
• Grass
• Rocks

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which is an example of an abiotic factor?

• Grass
• Trees
• Rain
• Birds

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

The study of organisms and how they interact with one another and their environment is best described as

• Biology
• Ecology
• Zoology
• Botany

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

The smallest level of organization of life in an organism

• tissue
• cell
• organ
• organ system

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2