This printable crossword puzzle on the topic of Ecology & Evolution has 20 clues. Answers range from 5 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Unicellular or multicellular eukaryote that is stationary, absorbs nutrients from organic materials in the environment and has cell walls that contain chitin
Multicellular with some colonial, chloroplasts, cell walls, and an auto or heterotroph
Unicellular, cell wall with peptidoglycan, and an auto or heterotroph
Unicellular, cell walls without peptidoglycan, and an auto or heterotroph
Multicellular, cell walls of chloroplast, and an autotroph
Multicellular, no cell wall or chloroplast, and a heterotroph
Taxonomic group of related phyla or divisions
A group of organisms that can interbreed and produce fertile offspring
Microscopic prokaryotes that most are beneficial to humans and to the environment, but a small percentage can cause disease
A type of organism that is made up of a single cell
Asexual form of reproduction used by some prokaryotes in which a cell divides into two genetically identical cells
Nonliving strand of genetic material that cannot replicate on its own, has a nucleic core, a protein coat, and invades cells and alter cellular function
Consisting of many cells
Rod shaped prokaryotes
Spiral shaped prokaryotes
Spherical or round prokaryotes
Microscopic, unicellular organism without a nucleus or other membrane-bound organelle
Organism that cannot make its own food and gets its nutrients and energy requirements by feeding on other organisms; also called a consumer
Unicellular organism with membrane bound nucleus and organelles; generally larger and more complex than a prokaryotic cell
Self-nourishing; pertaining to the ability of an organism to produce its own nutrients from inorganic compounds