This printable crossword puzzle on the topic of Ecology & Evolution has 14 clues. Answers range from 5 to 12 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
a community of organisms that interact with each other
the variety of life in a certain community or ecosystem
varying genes in a certain population
a group of different organisms living in the same area
a non-native species that often has a parasitic relationship with other organisms in the community
the amount of individuals of one species living in the same area
a single organism
a type of animal
has a dramatic effect on the ecosystem
3/4 of the earth is made of _____________
we are all in a chain that ____________ each other
it's hard to find one species without another- they are ______________
the plants and ________ on a farm are not dependant on eachother
places with large #'s of endemic species that are undergoing exceptional habitat loss