Decomposer are the tiny organisms that break down and absorb nutrients from dead organisms
        
                    
             
        
        
        
It’s negative because the small fish provide food for the bigger fish
        
             
        
        
        
The process of photosynthesis occurs when green plants use the energy of light to convert carbon dioxide (CO2) and water (H2O) into carbohydrates. Light energy is absorbed by chlorophyll, a photosynthetic pigment of the plant, while air containing carbon dioxide and oxygen enters the plant through the leaf stomata.
        
             
        
        
        
B,Because Hibernation is a seasonal heterothermy characterized by low body-temperature, slow breathing and heart-rate, and low metabolic rate. It most commonly occurs during winter months.