3.3.4 Ecosystems

Match

Match each word to its definition.

• a group of organisms of the same species

• all of the living things in an area

• all of the biotic and abiotic factors in an area

population

community

ecosystem

• population

• community

• ecosystem

Match

Match each word to its definition.

• abiotic

• single-celled organisms that lack a nucleus and live almost everywhere

• a living thing

• all parts of Earth with living things

something that was never alive

bacteria

organism

biosphere

• something that was never alive

• bacteria

• organism

• biosphere

Drag and Drop

Classify each example as a:

population​ ​

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community​ ​

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ecosystem​ ​

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Drag these tiles and drop them in the correct blank above

a park

a lake

a flock of birds resting in trees

wildflowers with bees and butterflies

all of the squirrels in a park

Multiple Select

What important jobs do bacteria perform in aquaponics?

• food for fish

• decomposition

• nitrogen fixation

• photosynthesis

Labeling

Place the levels of organization for living systems in order.

Drag labels to their correct position on the image

ecosystem

population

community

biosphere

Categorize

Options (6)

water

tanks

pipes

fish

plants

bacteria

Classify each component of an aquaponic system as either abiotic or biotic.

Abiotic

Biotic