Biology Crossword - Classification and Evolution

This printable crossword puzzle on the topic of Ecology & Evolution has 22 clues. Answers range from 5 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Description

Last name of person who created the modern classification system.
Scientist who published "On the Origin of Species" after taking a trip around the world on the H.M.S. Beagle
The variable changed by an experimenter.
The variable measured by an experimenter.
Name for the lenses on the lower part of a microscope that sit right above the stage.
The largest, most inclusive taxonomic level.
The smallest, most exclusive taxonomic level
A tool that allows you to identify an organism by asking a series of either-or questions (2 words, no space between)
Kingdom of multicellular, autotrophic organisms with cell walls.
Kingdom of multicellular, autotrophic organisms with sensory organs.
Kingdom of multicellular, heterotrophic organism that consume dead organic matter.
Refers to structures that have similar internal anatomy, but which have evolved to serve different purposes.
Refers to structures that are anatomically different but have evolved to serve the same purpose.
Type of bird studied by Charles Darwin in the Galapagos Islands
An inherited characteristic that increases an organism's chance of survival.
_____ selection - when humans select variations that are useful, rather than nature.
When one organism resembles another organism that is toxic or dangerous.
Describes an anatomical structure that no longer has any obvious purpose.
All the genes in a population (2 words, no space between)
A change in an organism's DNA
____ evolution - when species that were once similar evolve apart over time.
_____ evolution - when species that occupy similar niches evolve similar forms.

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