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Unit 1 Vocab review

Across
When a top predator is removed, the result is a trophic ___
Aquatic ecosystem dominated by trees
One organism benefits and one is unaffected
Plant that grows in trees in the rainforest-
Process by which ammonium is converted into nitrate
Another word for reservoir
Cold, treeless biome
This cycle has no atmospheric component
Needed to make proteins
Down
An example of coevolution
Bottom layer of an aquatic habitat
Type of plant that contains nodules
Burned to make cement
When the weathering material of rocks accumulate
Most productive land biome
Aquatic ecosystem dominated by grasses
Top zone of the ocean
Deep zone of a lake
A nutrient for plants, often found in fertilizer
Formed from the remains of dead plants that were buried and compressed
Amount of energy available for the next trophic level is __%