why do molluscs have shell?
Answers
GOOD AFTERNOON MATE
organisms - there are over 50,000 species! Despite this diversity, all mollusks are invertebrates (meaning, they lack a back bone); have an unsegmented body structure with a head, visceral mass, and foot; and most live in aquatic or moist environments. You are probably familiar with a number of mollusks: they include the snails, octopuses, squids, clams, mussels, scallops, oysters, and chitons, among others.
organisms - there are over 50,000 species! Despite this diversity, all mollusks are invertebrates (meaning, they lack a back bone); have an unsegmented body structure with a head, visceral mass, and foot; and most live in aquatic or moist environments. You are probably familiar with a number of mollusks: they include the snails, octopuses, squids, clams, mussels, scallops, oysters, and chitons, among others.A mollusk's head region is where its brain is located. The foot region is the part that comes in contact with the surrounding environment and the visceral mass is the tissue in between, where the internal organs are located. Though there are qualities that all mollusks share, you may be surprised to learn that not all of them have shells. This lesson will identify what types of mollusks do have shells.
There are over 50,000 species. Inspite of this diversity, all "mollusks are invertebrates" (lack a back bone); have an 'unsegmented body structure' with a visceral mass, head and foot; and mostly live in an "aquatic or moist environments".
Explanation:
- You are familiar with the "number of mollusks", they include the octupses, snails, clams, squids, scallops, mussels, chitons and oysters among others.
- Though there are qualities which all the mollusks share, you might be "surprised to learn" which not all of them have some shells.
- This lesson will identify that the "types of mollusks" do have shells.
To know more:
Difference between the shells of molluscs and tortoise
https://brainly.in/question/1920147