Nematodes<span> are the bacterial feeders, fungal-feeders, plant parasites, predators, and omnivores.</span>
        
             
        
        
        
This is an example le of commensalism.The burdock seeds benefit and the cow is unharmed.
        
             
        
        
        
Answer: b dead organisms And waste are recycled throughout the tropic levels.
Explanation:
 
        
                    
             
        
        
        
Answer:
Clouds form when the invisible water vapor in the air condenses into visible water droplets or ice crystals. For this to happen, the parcel of air must be saturated, i.e. unable to hold all the water it contains in vapor form, so it starts to condense into a liquid or solid form.
Explanation:
 
        
             
        
        
        
Answer:Toothed whales do not make the long, low-frequency sounds known as the whale song. Instead they produce rapid bursts of high-frequency clicks and whistles. Single clicks are generally used for echolocation whereas collections of clicks and whistles are used for communication.