This printable word search puzzle contains 18 hidden words in a 24x24 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
carrying capacity
natural selection
social behavior
limiting factor
commensalism
parasitism
population
Adaptation
mutualism
symbiosis
community
ecosystem
biosphere
consumer
producer
habitat
ecology
niche