Answer: The Earth's Carbon Cycle is the biogeochemical exchange of carbon between the earth's five main physical “spheres”—atmosphere, biosphere, pedosphere, hydrosphere and lithosphere.
Explanation:
cause in space spheres is like ice that freezes in outer space
 
        
                    
             
        
        
        
Answer:
they dont have lungs
Explanation:
they have gills in order to live in the water since they are aquatic creatures they have no reason to breathe on land
 
        
             
        
        
        
I think the answer is A..... ps c and d are the same
        
                    
             
        
        
        
Answer:
Mendeleev
Explanation:
You could have just looked it up.