Environmental Science Unit 1 Review

Front

Impact of insecticide on a food web near a farm:

Back

Plants increase; bird and rodent populations decrease due to lack of insects.

Front

Nitrogen cycle sequence

Back

atmospheric nitrogen → bacteria → plants → animals

Front

Carbon transfer from animals to decomposers occurs in all ways EXCEPT:

Back

As carbon dioxide.

Front

Human actions affecting the nitrogen cycle, except:

Back

Use of pesticides on ranches and farms.

Front

The snake that eats the frog in this food chain is a

Back

Tertiary consumer.

Front

Impact of herbicide spill on food chain:

Back

All consumers will decrease.

Front

Biosphere is the highest organization level. Rank from complex to simple:

Back

ecosystems > communities > populations > organisms

Front

Trophic level with ~1% solar energy from phytoplankton?

Back

Bluefish

Front

Organism at 0.1% solar energy from phytoplankton?

Back

Tuna

Front

Levels of organization in an African savanna: highest level?

Back

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