Ecosystems

Biotic factors are...

• living things

• non-living things

• undead things

Abiotic factors are...

• living things

• non-living things

• undead things

Some examples of biotic factors would be

• trees

• insects

• bacteria

• all of the above

Which of these is NOT an abiotic factor?

• water

• temperature

• grass

• soil

Which of the following is a biotic factor?

• humans

• bridges

• roads

• water

A place where living and nonliving things interact

• population

• community

• ecosystem

• nutrient cycle

Which diagram can show us the AMOUNT OF ENERGY that flows from producers to consumers?

• Food chain

• Web chain

• Food pyramid

Algae makes its own food

• True

• False

The Edwards Plateau in Texas is home to armadillos, white tail deer, squirrels, and the blind salamander. What level of organization is described?

• population

• organism

• community

• ecosystem

How are deer and wolves classified?

• as decomposers

• as consumers

• as carnivores

• as producers