What are the characteristics of phylum Mollusca?
- They are bilaterally symmetrical.
- They are triploblastic, which three layers.
- They show organ system grade of organisation.
- The body is soft and unsegmented.
- Body is divisible into three regions – head, a visceral mass, and ventral foot.
- Body is covered by a mantle and shell.
Also, what are five characteristics of phylum Mollusca?
General Characteristics of Phylum Mollusca:
- Habitat: They are mostly marine.
- Body Form: The body of molluscs is un-segmented with a distinct head, muscular foot and visceral hump.
- Symmetry: They usually show bilateral symmetry.
- Mantle (Pallium):
- Body wall:
- Body cavity:
- Digestive tract:
Also Know, what are the three most common characters of Mollusca? The three main parts of a mollusk's body include a muscular foot, a visceral mass, and a mantle. The three main types of mollusks are gastropods, bivalves, and cephalopods. Gastropods, like slugs and snails, can live on land or in the water.
Accordingly, what is the phylum of Mollusca?
What makes a mollusc?
Molluscs (also called mollusks) are soft-bodied, unsegmented animals, with a body organized into a muscular foot, a head, a visceral mass containing most of the organ systems, and a fleshy mantle that secretes the calcareous shell.