This printable crossword puzzle on the topic of Ecology & Evolution has 10 clues. Answers range from 7 to 19 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Body parts that share a common function but not structure
Study of past and present distribution of organisms
Structures that are similar in different species from common ancestors
Structure inherited from ancestors but most of the original functions
Selective breeding of plants and animals to promote the occurrence of desirable traits
Change overtime; the process by which modern organisms have descended from ancient organisms
Preserved remains or traces of ancient organisms
Heritable characteristic that increases an organisms ability to survive and reproduce in an environment
How well an organism can survive and reproduce in its environment
Process by which organisms that are most suited to their environment can survive and reproduce (survival of the fittest)