Mollusca is differentiated from others by

  • A
    Bilateral symmetry and external skeleton
  • B
    Mantle and gill
  • C
    Shell and nonsegmented body
  • D
    Mantle and nonsegmented body

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Which one of the following is a matching set of a phylum and its three examples?

The $Osphradium$ of $Pila$ is:

The elephant tusk shell is:

The generic name of tusk shell is

The development of $Mollusca$ is:

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