Match the Phylum with its level of organisation.
| Column I | Column II |
|---|---|
| a. Porifera | i. Tissue level |
| b. Coelenterata | ii. Organ system level |
| c. Platyhelminthes | iii. Cellular level |
| d. Annelida | iv. Organ level |
Match the Phylum with its level of organisation.
| Column I | Column II |
|---|---|
| a. Porifera | i. Tissue level |
| b. Coelenterata | ii. Organ system level |
| c. Platyhelminthes | iii. Cellular level |
| d. Annelida | iv. Organ level |