6. Lion
7.raccoon 
8.rat
9. A keystone is a organism that helps define the entire ecosystem, and if the species were to disappear from the ecosystem no other species would be able to fill its ecological niche the ecosystem would be forced to radically change allowing new and possibly invasive species to populate the habitat.
        
             
        
        
        
Hey, mind putting the question in the replies so I can answer this? Thanks.
        
                    
             
        
        
        
D. Water light and CO2 are needed for the process of photosynthesis.
        
             
        
        
        
Answer:
<h3><em>Anthocyanin</em></h3>
Explanation:
 These pigments give plants, flowers, and fruits, their brilliant colors ranging from pink through scarlet, purple, and blue. Anthocyanins are particularly found in fruits such as grapes, purple grapes, black berries, strawberries, and raspberries.
 
        
             
        
        
        
Answer:
It's B - How much water is used to produce one paper bag?