What are the Characteristics of Phylum Mollusca

Characteristics of Phylum Mollusca

 

  1. i) It has about 50,000 species.

 

  1. ii) They are found in aquatic and moist habitat.

 

iii) Mollusca is Latin word means soft.

 

  1. iv) Some animals have internal shell. Some are without shell.

 

  1. v) Muscular feet are present for movement.

 

  1. vi) Gills are present for respiration.

 

vii) Most are used as human food.

 

viii) Pearl buttons are made form their shell.

 

  1. ix) Their common examples are snails, fresh water mussel, cuttle fish etc.

 

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