Number one is structural and 2 is behavior 
Three is structural 
Four is structural 
The last one behavior
        
                    
             
        
        
        
Only about ten per cent of the biomass is transferred from each trophic level to the next. The remaining 90 per cent is used by the trophic level to complete life processes . Biomass can be lost between stages because not all of the matter eaten by an organism is digested.
        
             
        
        
        
Pollution adds heat to the air. for example: gas and smoke from cars and trucks etc. climate change will be affected because the heat will cause the weather and atmosphere around to get hotter. clearing pollution will keep the air cleaner. 
        
                    
             
        
        
        
Answer:
option b
Explanation:
paramecium posseses cilia