d is correct answer of a question
 
        
                    
             
        
        
        
Answer:
The correct answer is - C. Plants.
Explanation:
As we know and also given that the pond is usually smaller and shallower than a lake. Due to this reason, ponds have plants growing on the bottom of them from one side to the other as they get enough light as there is only the photic zone in ponds.
In lakes, there are various zones present and the lakes are deep and big to the ponds and the bottom of the lakes did not get sunlight. Plants require sunlight to grow and lakes are usually too deep to get the sunlight for plants to grow on the bottom.
 
        
             
        
        
        
In photosynthesis o2 is released while in cellular respiration o2 is taken. 
Photosynthesis occur in the presence of sunlight while cellular respiration has no boundations
Both require o2.
Both leads to the formation of new substance.
        
             
        
        
        
Answer:
phylum Annelida and and leeches
Explanation: