This printable crossword puzzle on the topic of Ecology & Evolution has 15 clues. Answers range from 6 to 20 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
played by an organism
In which all organisms survive
How living things interact with their environment
which an existing community is replaced by another community
the nonliving parts of the environment
organism that produces its own food
variety of species in an area
combination of all the different populations
limited to be used up
feeds on the bodies of dead organisms
factor in the environment that limits the size of a population
identifies the specific feeding relationships among organisms
largest population of any single species that an area can support
living parts of the environment
organism that cannot make its own food