1. C) The soil will have no nutrients to grow the corn. 
2. C) Crops may cause an increase of allergic reactions in humans 
3. B) Decomposers 
        
                    
             
        
        
        
The integumentary system (skin) has been called a membrane and an organ but, it is generally considered a system because it has organs that work together as a system. It is sometimes considered an organ because it contains several types of tissues and a membrane and it covers the body.
 
        
                    
             
        
        
        
One advantage would be fertility
        
             
        
        
        
Your answer is true 
Hope this helps <3
        
             
        
        
        
I think it’s loss of ozone layer