Answer:
i think it's A. why? because bumblebees pollinate flowers making more grow but dragonflies EAT the bees so they'll decrease.
 
        
             
        
        
        
Answer:
Chlorophyll is a green pigment which is present inside the chloroplast. Chlorophyll is responsible for the conversion of sun energy into chemical energy in the process of photosynthesis. Photosynthesis is a process in which energy is produced by the combination of carbondioxide and water in the presence of sunlight produces glucose and oxygen. This sunlight is absorbed by chlorophyll which is present in the leaves. 
 
        
             
        
        
        
Answer:
Hi, there your answer is D.Crossing Over
Hope This Helps
PLZ CORRECT ME IF I AM WRONG :)
Explanation:
 
        
             
        
        
        
Answer:
One of the easiest things people can do when water is scarce is limit its use. for example take shorter showers, water your lawns less
Explanation:
 
        
                    
             
        
        
        
Answer:
Piperacillin and tazobactam, imipenem and cilastatin, or meropenem may be used.
Explanation:
Antibiotics such as piperacillin and tazobactam, imipenem and cilastatin, or meropenem can be used for the treatment of Fecal coliform bacteria that causes fecal contamination. There are some other methods also used to avoid Fecal contamination i.e. boiling of water, treating water with chlorine, or UV disinfection are the methods that are used to reduce Fecal coliform bacterial infection.