Both the extremities, flagella and cilia, are alike in that they help the cell in this mobilization. Thus, the answer to this item is letter "C. they assist with movement". With their appearances, both are hair - like structures but flagella are longer compared to the cilia. 
        
             
        
        
        
Answer:
a. bubbles formed
Explanation:
Bubbles are a sign of gaseous molecules escaping, meaning that something has forced molecules to break apart and escape. A chemical reaction involves any change that directly impacts the molecular formation of a substance.
 
        
             
        
        
        
Answer:
A. The plant needs very stable weather.
Explanation:
A plant survives in a tropical rain forest. When placed in a temperate forest, it  dies within a year. The most likely characteristic of this plant is it needs very stable weather.
 
        
                    
             
        
        
        
C. The process by which green plants and some other organisms use sunlight to synthesis food from carbon dioxide and water.