Question

tell the answer fast

Answer 1

Well it's your work you should Attemp this all by yourself but I will help you out giving hints...

A1. Porifera

Phylum of sponges
Attachment to substratum
Mainly solitary
Water vascular system present
Eg. Spongilla


Cnideria or Coelenterata

Mostly marine
Presence of stinging capsule on body (nematocytes)
Mostly solitary
Eg. Jellyfish


A3. Mostly radial but sometimes bilateral too

A4. The major organs depends upon the type of concentrate..

it can be fin or tentacle