A negative outcome of pesticides would be B. harmful to humans if used improperly.
        
                    
             
        
        
        
The answer is C because the independent variable is what you change in the experiment and you are changing the concentration of sugar
        
                    
             
        
        
        
Hydrophonic plants are plants that is living in the lands,
and obviously the aquatic plants that are typically used to style aquariums.
However, the bubbles you can perceive in an aquatic plant can perhaps be a source
of oxygen which is recognized as one of the products of plants as well as human respiration. The bubbles
are oxygen and are created from the thylakoid membrane in the chloroplast over photosynthesis.
 
        
             
        
        
        
A glucose molecule is too large to pass through a cell membrane via simple diffusion. Instead, cells assist glucose diffusion through facilitated diffusion and two types of active transport.
So the answer is B