The range of a set of data is the difference between the highest and lowest values in the set.
And to find the range, first order the data from least to greatest. Then subtract the smallest value from the largest value in the set.
        
                    
             
        
        
        
Answer: B. littoral zone
Explanation: Their primary prey, insects, live or fly near the shallow and outside edges of ponds and lakes. There is also less predator fish at the edges of lakes and ponds.
 
        
                    
             
        
        
        
Y chromosome found in males which influence the degree of maleness
        
             
        
        
        
Answer:
The physical and chemical properties of a compound differ from its component elements.
Explanation:
 
        
             
        
        
        
In swamps and bogs, there are less nutrients for the plants to obtain, therefore depending on the use of trapping insects to get their nutrients they need.