Answer:
Water is important in chemical weathering because most substances dissolve in water.
The process of dissolving breaks up the minerals in the rock into small pieces. The small pieces mix with water to form.  
Acids are also agents of chemical weathering and cause more chemical weathering than pure water does.
 
        
                    
             
        
        
        
<span>The role of the pollen is for the sperm to reach the egg. In the process of transportation, a lot of pollen grains can get lost and therefore there is greater need for it to be more than the ovules, since the eggs do not have to be transported anywhere. </span>
        
             
        
        
        
<span>2. What is a red tide, and how does it relate to algal blooms? (10 points)</span>