Evolution Crossword Puzzle

This printable crossword puzzle on the topic of Ecology & Evolution has 20 clues. Answers range from 7 to 21 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Description

cumulative changes in groups of organisms through time
organisms better adapted to the environment that produce the most offspring
the intentional reproduction of organisms to get desired traits
a process where an organism changes to become better adjusted to its environment
the documented amount of fossils discovered
the contribution an organism makes to the next generation
a combination of factors that contributed to the rise in a species
the process where organisms that aren't related develop similar traits for adaptation
a change in allele frequencies in a population
prevent members from different species producing offspring
keeps habitats of different species separated so there is no exchange of genetics
the close external resemblance of a plant or animal
morphological adaptations that allow a species to blend in with its environment
structures that can be used for the same function and are constructed the same but not inherited from a common ancestor
structures with reduced forms because they serve no purpose
similar structures inherited from a common ancestor
an english scientist best known for his contribution to evolution
a French biologist who discovered characters were inheritable
a scientist that contributed knowledge to population growth
referred to as "The Father of Modern Biology"

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