Classifying Living Things Crossword
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
                   
 
 
Down: 1) having tubes or channels3) an animal without a backbone4) without tubes or channels Across: 2) organisms that can't make food and can't move about.5) an animal with a backbone6) probably the oldest living organisms7) too small to be seen with the eye alone8) algae and protozoans9) a living thing
 

 

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