PHYLUM-PORIFERA

Why is the phylum of sponges named Porifera ?

Which phylum do I belong to porifera

How many from the following phylum has external fertilisation with indirect development ? {Porifera, Ctenophora , Echinodermata, Hemichordata }

How many from the following phylum has external fertilisation with indirect development ? {Porifera, Ctenophora , Echinodermata, Hemichordata }

Metamerism is a characteristic feature of the phylum------- a. plathyhelminthes b. annelida c. porifera d. mollusca

A phylum that include exclusivély marine animal is a. Porifera b. annelida c. arthropoda d. Echinodermata

Which of the following phylum possess multicellular, organ grade level of organisation? 1. Platyhelminthes 2. Porifera 3. Nematode 4. Protozoa

Which of the following phylum possess multicellular, organ grade level of organisation? 1. Platyhelminthes 2. Porifera 3. Nematode 4. Protozoa

Arrange the phylum in order Arthropoda rarr Platyhelminthes rarr Porifera rarr Ctenophora rarr Cnidaria rarr Mollusca rarr Annelida rarr Echinodermata rarr Aschelminthes

Arrange the phylum in order Arthropoda rarr Platyhelminthes rarr Porifera rarr Ctenophora rarr Cnidaria rarr Mollusca rarr Annelida rarr Echinodermata rarr Aschelminthes