Phylum Mollusca is differentiated from others by:

Bilateral symmetry and external skeleton

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Mantle and gill

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Shell and non-segmented body

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Mantle and non-segmented body

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Solution

The correct option is A Bilateral symmetry and external skeleton
The body of phylum Mollusca is surrounded by a secretory fold of the body wall called mantle or pallium and it has a nonsegmented body.

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Characteristic features of phylum Mollusca are__________________
i. Soft body
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iv. Gills as the organs of respiration
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Q. Characteristic features of phylum Mollusca are__________________
i. Soft body
ii. Jointed legs
iii. Presence of internal/external shell.
iv. Gills as the organ of respiration
v. Presence of mantle and mantle cavity
vi. Distinct body segmentation

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Phylum Mollusca is differentiated from others by:

The correct option is A Bilateral symmetry and external skeletonThe body of phylum Mollusca is surrounded by a secretory fold of the body wall called mantle or pallium and it has a nonsegmented body.

The correct option is A Bilateral symmetry and external skeleton
The body of phylum Mollusca is surrounded by a secretory fold of the body wall called mantle or pallium and it has a nonsegmented body.