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Explain economic importance of mollusca and arthropoda.

Molluscs
Used by humans as food.
    Pearls from oysters
    Shells used for jewelery.
   

Arthropods are of great economic importance to human beings in that, they help to provide crustaceans especially the lobsters, shrimps, crabs, lobsters, prawns and crayfishes. They make a good diet for human beings since they offer a very good nutritive value.



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