ecosystem 2017

A system made up of organisms interacting with one another

• biology
• abiotic
• biotic
• ecosystem

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

Nonliving things found in an ecosystem.

• factories
• factor trees
• biotic factors
• abiotic factors

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS2-3

Which is a biotic factor?

• sunlight
• air 
• bacteria
• all of the above

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Deserts, mountains, and rivers are all examples of ________.

• vacation spots
• tundra
• ecosystems
• wetlands

Decomposers get their food by __________.

• making it themselves
• eating live organisms
• using dead organisms
• eating themselves

Tags

NGSS.MS-LS2-3

In an ecosystem, producers and consumers are both __________.

• biotic factors
• very nice
• cranky
• abiotic factors

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Which of the following is a biotic factor?

• soil
• temperature
• Elvis
• vegetation

Tags

NGSS.MS-LS2-4

Which organism do the owl and the weasel compete for in the food web?

• Hawk
• Spider
• Grasshopper
• Shrew

Tags

NGSS.MS-LS2-2

Which of the following is a herbivore?

• cricket
• frog
• hawk
• shrew

Tags

NGSS.MS-LS2-3

How many carnivores are shown in this food web?

• 6
• 4
• 5
• 3