Coelenterata Ctenophora - Questions & Answers | Exam2Win

Take a timed mock test specifically for Coelenterata Ctenophora.

296. A colonial hydrozoan is

A. Hydra

B. Metridium

C. Aurelia

D. Obelia

Explanation:

297. Larva of Hydra is

A. Absent

B. Planula

C. Tadpole

D. Hydrula

Explanation:

298. Hermit Crab develops a beneficial association with

A. Adamsia

B. Aurelia

C. Gorgonia

D. Pennatula

Explanation:

299. Hydra is immortal, because

A. Old cells are replaced by new cells

B. Cell do not grown old

C. Of regeneration

D. It never dies

Explanation:

300. Pennatula is

A. Sea Fan

B. Sea Pen

C. Sea Star

D. Sea Flower

Explanation: