This printable crossword puzzle on the topic of Ecology & Evolution has 15 clues. Answers range from 4 to 19 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
A factor that is being changed or measured
Changes organisms go through before reaching its adult form
process that results in an organism growing and developing new cells
one factor that can be changed in a controlled experiment
in a controlled experiment, the group not receiving the factor being tested
orderly, direct information gathering about a natural phenomenon
a series of problem-solving procedures that might include observations
inherited characteristics of a species that develops over time
regulation of an organisms internal environment to maintain certain conditions
procedure performed in a controlled setting to test a hypothesis and collect data
a well-substantiated explanation of aspects of the natural world
the measuring system involving meters, liters, and grams as a unit of length
the smallest structural and functional unit of an organism
a thing/event that evokes a specific functional reaction in an organ or tissue
the action of organizing something