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.

 

ON A NOTE. When choosing an e-book, you need to pay attention to two points: the discharge rate of the device (an important factor for those who read a lot) and the supported formats (some users are unpleasantly surprised after the purchase when they learn that the device does not recognize certain formats). ON A NOTE . When buying an electronic device, it is important to pay attention to the type of its display: unlike the LED version, the E-Ink screen does not negatively affect the eyes. And when choosing a book, you should take into account the peculiarities of its smell, since it causes sneezing or allergies in some