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100

The organisms in an ecosystem cannot grow or reproduce if they do not have enough energy

energy storage molecules

100

all organisms in an ecosystem performs cellular

respiration

100

Our ecosystem is ____.  More carbon can not be produced or destroyed.

closed

100

If the number of energy storage molecules in an ecosystem’s plants and animals ___, then the amount of ___ has also increased.

increases, carbon

200

use carbon dioxide as well as energy from sunlight to make energy storage molecules.

Producers

200

only ___ perform photosynthesis.

plants

200

___ use sunlight to perform photosynthesis.  The more sunlight available the more energy they can produce.

Plants

200

If plants are in sunlight they are taking in ___.

carbon

300

When there is ___ ____ ____ in abiotic matter this carbon is used to make energy storage molecules.

more carbon dioxide

300

Carbon dioxide – is ___ matter.

abiotic

300

Plants are the primary ___.

producers

300

Plants use ___ to make energy storage molecules.

carbon

400

matter that makes up the nonliving parts of an ecosystem, such as air, water, and rocks

abiotic

400

energy storage molecule – contains ___ and is ___ matter.

carbon, biotic

400

___ are the primary consumers.

Animals

400

When plants are taking in carbon from the air the plants are in ____, and the amount of energy storage molecules has increased.

sunlight

500

matter that makes up the living and dead organisms in an ecosystem

biotic matter

500

Organisms release ___ in cellular respiration.  This moves carbon from biotic matter to abiotic matter.

energy

500

When plants are in ___ they can take in carbon and produce energy storage molecules.

sunlight

500

In a ___ system, no material can get in or out.  When that system is in sunlight, the amount of carbon in the air will decrease and the amount of carbon in living things will increase.

closed

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