Phylum Mollusca

IMPORTANT

Phylum Mollusca: Overview

This topic covers concepts such as Class Monoplacophora, Class Polyplacophora, Class Scaphopoda, Class Gastropoda, Class Cephalopoda, Class Bivalvia, Phylum Mollusca, Visceral Hump, Radula, Pila, and Octopus.

Important Questions on Phylum Mollusca

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Pigment haemocyanin is found in

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Assertion: Torison can be seen in ctendium.

Reason: Ctenidium acts as the respiratory organ.            

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What is difference between Bivalve and Gastropod?

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An organism that acts as a  connecting link between the Annelida and Mollusca is

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The molluscs that possess a cap-shaped shell in their body belong to the class _____.

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Neopilina galatheae belongs to the class Aplacophora.

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In the class monoplacophora, only one shell is present.

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Class Polyplacophora belongs to which phylum of the animal kingdom?

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Lepidopleurus belongs to which class of the shelled animals?

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Trochophore larva is found in which of the following organisms?

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Class Polyplacophora includes the chitons. 

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Choose the correct sequence of the developmental stages of an Octopus.

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Radula is found in

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Which one is a mollusc?

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Which group of animal has internal shell?

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Mantle membrane is found in 

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The pigment haemocyanin is found in

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Identify the names of the following figure from the given option

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Phylum annelida resembles mollusca in embryonic features because both have

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Phylum mollusca can be distinguished from other invertebrates by the presence of