Pls answer my question i need it today

Answer:
1. microscopic mussels and clams, bits of dead animals, and macroalgae
2. starfish, shore-birds, fish, seals, and humans
3. fish,snails,crabs,and sea urchins
4. plankton,kelp,periwinkles, and sometimes barnacles and mussels
5. starfish, shore-birds, fish, and seals
Hope It Helps :)