Ecology

What is ecology?

• any factor that is or once was living

• all the places on the Earth that organisms can be found

• the study of ecosystems

• an organism's place within an ecosystem in terms of energy transfer

Reorder the following from most specific (1) to least specific (5).

• population

• individual

• ecosystem

• community

• biome

Tags

NGSS.MS-LS2-4

Which of the following are biotic factors?

• sand

• animals

• trees

• rocks

• water

Tags

NGSS.MS-LS2-2

Which of the following are abiotic factors?

• sand

• animals

• trees

• rocks

• water

Tags

NGSS.MS-LS2-3

Match the following

• primary producer

• 
• primary consumer

• 
• tertiary consumer

• 
• secondary consumer

• 

Tags

NGSS.MS-LS1-4

NGSS.MS-LS1-6

NGSS.MS-LS2-3

NGSS.MS-LS2-4

On average, in an ecosystem each level receives only ___ of the energy available at the previous level.

• 0%

• 10%

• 50%

• 90%

• 100%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Producers are ___; Consumers are ___.

• heterotrophs; heterotrophs

• autotrophs; autotrophs

• autotrophs; heterotrophs

• heterotrophs; autotrophs

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

What happens to 90% of energy at the previous level?

• it is absorbed by the next animal

• it is lost as heat

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Energy in a food web can be traced back to what?

• the sun
• animals
• plants
• soil

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Mark all the organisms that are considered producers

• 
• 
• 
• 
• 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3