The Best Crossword Puzzle Maker Online
Powered by BrightSprout
Save Status:
or to save your progress. The page will not refresh.
Controls:
SPACEBAR SWITCHES TYPING DIRECTION
Answer Key:
Edit a Copy:
Make Your Own:
Crossword Word Search Worksheet
Rate This Puzzle:
Log in or sign up to rate this puzzle.

Levels of biological organization

Across
All of life and where it lives, the global ecosystem
A membrane bound structure with a specialized function within a eukaryotic cell
A group of organs that work together in performing vital body functions
A structure consisting of 2 or more tissues that coordinate to perform specific functions
An individual living thing, such as a bacterium, fungus, protist, plant, or animal
The basic unit of live, contained in a plasma membrane
Down
A group of two or more atoms held together by covalent bonds
All the organisms inhabiting and potentially interacting in a particular area
A group of interacting individuals belonging to one species and living in the same geographic acrea
All the organisms along with the nonliving factors in a given area
The smallest unit of matter that retains the properties of an element
A group of similar cells that performs a specific function in a multicellular organism