This printable crossword puzzle on the topic of Ecology & Evolution has 13 clues. Answers range from 5 to 13 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
strength to do stuff
you need it to live
life supporting component of air
biotic and abiotic thing interacting
something in air for photosynthesis
something not living
something living
meat eater
plant eater
eats plants and meat
an organism that seeks food or other thing for food
plant like living things that give food and oxygen
first