Ecosystems

An ecosystem is made up of what 2 things?

• land and water

• biotic and abiotic factors

• plants and animals

• habitat and space

Which is an example of an abiotic factor?

• water

• land

• rocks

• all of the above

All of the following are biotic factors EXCEPT:

• rain

• sunflower

• caterpillar

• fish

What term describes a community in an ecosystem?

• all species and abiotic parts of the ecosystem like water

• many of the same species living in the same area

• many different species living in the same area

• one individual

What term describes a population in an ecosystem?

• all species and abiotic parts of the ecosystem like water

• many of the same species living in the same area

• many different species living in the same area

• one individual

What term describes the image here?

• food chain

• food web

• energy pyramid

• ecosystem

What term describes the image here?

• food chain

• food web

• energy pyramid

• ecosystem

What term describes the image here?

• food chain

• food web

• energy pyramid

• ecosystem

Energy in an ecosystem start with:

Which direction should the arrow go in between the sun and grass in this food chain?

• a

• b

• c

• d