EXERCISE 98 



Below are the names of ten organisms, including four kinds of plants and six kinds of animals. 

 At the top of each blank column enter the name of a process or activity that all ten living things 

 show in common. In the appropriate spaces indicate briefly the organs or methods by which the 

 named activities or processes are carried on. 



ORGANISM 



Ameba 



Yeast 



Starfish 



Fern 



Oyster 





Cabbage 



Bedbug 



Oak tree 



Crab 



American 

 citizen 



Questions. 1. Which of the processes or activities named are essential to life ? Mark with A. 

 2. Which of the organs mentioned ^re essential to life? Mark with X. 



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