Question

write a note on prorifera class 9 science

Answer 1

Porifera
1)These are non-motile animals attached to some solid support.They are called as sponges.
2)There are holes or pores all over body.
3)The canal system help in circulating water throughout the body to bring in food and oxygen.
4)These organisms are covered with a hard layer outside.
5)The body design involve very little differentiation and division into tissue.
6)They are mainly found in marine habitats.
For Ex:Euplectelia,sycon,spongilla.

I hope it help you...
Please mark me brainlist..

Answer 2

Heya !!

==================================

⭐The word Porifera means organisms with holes.

⭐These are non-motile animals attached to some solid support.

⭐There are holes or pores all over the body.

⭐These lead to canal system that helps in circulating water throughout the body to bring in food and oxygen.

⭐These animals are covered with a hard outside layer or skeleton.

⭐The body design involves very minimal differentiation and division into tissues.

⭐They are mainly found in marine habitats.
Some examples of Porifera are Euplectelea, Sycon and Spongilla.

==================================

Hope my ans.'s satisfactory.☺