biology ecology crossword 0.0 / 5 ? BiologyEcologyA2/A-levelAQA Created by: bambiCreated on: 08-09-13 17:39 29810437615 Across 1. The role of a species within a ecosystem ; its location/ spatial habitat and functions - relationships with other organisms -and it's effect on the environment (5) 4. The first organism in a food chain usaully an autotroph (8) 5. A sequence of organisms in an ecosystem in which each is the food of the next organism in that sequence . Arrows represent energy flow through the chain. (4, 5) 6. The geographic area occupied by an ecosystem (7) 9. A feeding level in a food web - defined by the method of obtaining food . All the organisms in a particular _________ are the same number of energy transfers away from the producers. (7, 5) Down 2. An organism deriving its nutritional requirements from complex organic substances. (11) 3. An animal that feeds on flesh. (9) 7. All the members of one species in a habitat at one time (9) 8. An animal that feeds on plants (9) 10. Any characteristic of the environment resulting from the physical , chemical or biotic components of the soil (7, 6)
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