<u><em>Answer: The Calvin cycle is a process that plants and algae use to turn carbon dioxide from the air.</em></u>
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<u><em>hope its helps you.</em></u>
<u><em> keep smiling be happy stay safe</em></u>
 
        
             
        
        
        
Assuming you are referring to plants when you say producers, bees help spread "pollen", or plant offspring from plant to plant, which helps to fertilize those plants and help new ones grow.