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Topic 4.2 Vocabulary Review

Across
A reaction that produces energy
Predator at the top of a food chain that is not preyed upon by any other animals (two words)
Graphic showing population sizes of each trophic level (three words)
Process that produces ATP from carbon compounds (two words)
Total primary production of an ecosystem during a given time period (three words)
Process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water
Energy stored in the bonds of chemical compounds (two words)
Position an organism occupies in a food chain (two words)
Source of light energy for terrestrial producers
Waste product of cellular respiration
The ability to do work or produce change
Down
Gross primary production of an ecosystem minus the energy used by producers for respiration (three words)
Plant, algal species or cyanobacteria that carries out photosynthesis
The total mass of a group of organisms
Energy associated with motion (two words)
An organism that consumes producers (two words)
Graphical model showing how energy moves through a food chain (three words)
Reaction involving loss of electrons