This printable crossword puzzle on the topic of Ecology & Evolution has 18 clues. Answers range from 5 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
what type of animal eats only other animals
what type of animal eats only plants
an animal that eats both plants and animals
organism that obtains energy by feeding on other organisms
organisms that return nutrients to the soil and break down dead organisms
organisms that use sunlight to make food
diagram that shows the amount of energy that moves from one feeding level to another in a food web
what is a series of events in which one organism eats another called?
the pattern of overlapping food chains in an ecosystem. a model of feeding relationships
an organism's particular role in an ecosystem, or or how it makes its living
an organism that lives on or in a host and causes harm
moving into a population
leaving a population
the first species to populate an area
anything that restricts the number of individuals living in a population
a symbotic relationship in which both organisms benefit
a close relationship between two organisms in which at least one of the organisms benefit
the part of the earth, including the air, land, surface rocks, and water, within which life occurs