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
Edit a Copy:
Make Your Own:
Crossword Word Search Worksheet

Classification and History of Life on Earth (#1 of 2)

After you have completed the puzzle please place THESE definitions on the LINED side of your 10 photo-flashcards.
Across
All the different plants, animals, microorganisms, & the genes they contain.
Choices that lead you to the correct name of a given item.
Structure & function of body parts to help categorize organisms.
Where one symbiotic organisms lives inside the other.
Has 3 parts: Archaea, Bacteria, and Eukarya.
Down
Differences passed on to the next generation = Long term change.
Longest division of geologic time.
Has no internal backbone.
The cell, or population of cells, where all living cells come.
Change in gene frequency over short periods of time.