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Crucigrama Sopa de Letras Hoja de Trabajo
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APES Unit 1 Review

Horizontales
Body of water where a river empties into the ocean
When a top predator is removed, the result may be a trophic ___
The slowest cycle
Responsible for the cycling of nitrogen
Type of plant that contains nodules
Process by which ammonium is converted into nitrate
Cold, treeless biome
Formed from the remains of dead plants that were buried and compressed
A nutrient for plants, often found in fertilizer
An average amount of energy available for the next trophic level is __%
One organism benefits and one is unaffected
Aquatic producer
Most productive marine biome
Water cycle
Verticales
Using different areas of a shared resource ___ partitioning
Top zone of the ocean that the sun reaches
A way carbon is released into the atmosphere
Process whereby marine org. die, their bodies sink to ocean floor and they’re broken down
Most productive land biome
Graphed on a climatograph
The law of thermodynamics that states matter cannot be created or destroyed
Aquatic ecosystem dominated by trees
Needed to make proteins
Another word for reservoir
Aquatic ecosystem dominated by grasses