Answer: A. To break down food into nutrients that can be circulated around the body. :)
 
        
             
        
        
        
Answer:
Carbon can form four covalent bonds
Explanation:
 
        
                    
             
        
        
        
What is this gizmo that you are talking about
        
             
        
        
        
Answer:
Hazardous and solid wastes can be solid, liquid and gaseous form.
Explanation:
Hazardous wastes are wastes that are composed of harmful or toxic substances which is generated from industries, households, hospital e.t.c that are threat to humans and their environment.
Solid wastes are discharged or absconded materials such as refuse, sludge, gabbage, from water treatments, air pollution, household, industries e.t.c.