Brainpop - Ecosystems - NICHOLAS GLAESER | Laabri

1

Which of the following might be found in a freshwater ecosystem?

Water-dwelling bacteria

Interactions among fish

Rocks and shells

All of the above

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1

A habitat is:

Where a species lives

Interactions between species

Nonliving things

Resources in an ecosystem

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1

Which choice refers to a single population in this image?

The zebras

The water

The plants

The animals

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1

The relationships a population has with others in its community are:

Always beneficial

Sometimes harmful and sometimes beneficial

Always harmful

Neither harmful nor beneficial

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1

Where does the energy in most ecosystems originate?

Producers

Air

Water

Sunlight

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1

Which human job is most similar to the role of a producer?

Business entrepreneur

Waste management specialist

Energy plant worker

Restaurant critic

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1

Consumers get their energy:

By breathing

All of the above

Directly from sunlight

From eating other organisms

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1

Which sign best represents the role of decomposers?

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1

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1

Cars, planes, and factories affect the carbon cycle by:

Producing energy

Heating up their surroundings

Absorbing carbon from the ecosystems around them

Releasing more carbon than ecosystems can absorb

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