Abiotic and biotic components

Which of the following is a biotic factor in an ocean ecosystem?

• the salt content of the water

• the temperature of the water

• the fish in the water

• the oxygen in the water

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Drought, erosion, flood, and prolonged heat spells are examples of —

• communities

• biotic factors within an ecosystem which affect abiotic components

• populations

• abiotic changes within an ecosystem which can affect biotic factors

Tags

NGSS.MS-LS2-4

Which of the following is NOT an abiotic factor?

• 
• 
• 
• 

Tags

NGSS.MS-LS2-3

This is an example of...

• abiotic components

• biotic components

Tags

NGSS.MS-LS2-3

What are some examples of biotic factors?

• Plants, animals and soil

• Bacteria, animals, plants, fungi

• Water, atmospheric gases (O2, CO2, etc.), soil, and sunlight.

• Rocks, soil, rain, water, tempertaure

It is a biological community of interacting organisms and their physical environment.

• Ecosystem
• Biotic System
• Abiotic System
• None of the choices

Tags

NGSS.MS-LS2-3

What is the term used to describe all living things in an ecosystem?

• Biotic Factors
• Abiotic Factors
• Environmental Factors
• Population

What is the term used to describe all non-living things in an ecosystem?

• Biotic Factors
• Abiotic Factors
• Environmental Factors
• Population

Tags

NGSS.MS-LS2-3

What non-living factor is the most important for an ecosystem to work?

• Rock

• Sun

• Plants

• Animals

Tags

NGSS.MS-LS2-3

Humans are part of the ecosystem and therefore impact it. Which of the following events in an ecosystem may produce a negative effect?

• Preventing deer from depleting food resources.

• Restoring a natural habitat.

• Wildlife rangers minimizing disturbances.

• A lumber company clearing a forest.

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-4