Non-Chordates
Non-Chordates: Overview
This Topic covers sub-topics such as Ascaris, Phylum Platyhelminthes, Bioluminescence, Pila, Phylum Mollusca, Balanoglossus, Sycon, Phylum Arthropoda, Phylum Ctenophora, Phylum Cnidaria, Phylum Porifera, Physalia, Nereis, Asterias and, Hirudinaria
Important Questions on Non-Chordates

Which of the following is the common name of Asterias?


The organisms of which of the following phylum use radula for feeding purposes?


_____ (Odontophore/Nematophore) supports radula in the organisms of phylum Mollusca.

Syncoid canal system is present in _____ (Sycon/Nereis).


What is the common name of Scypha? (Crown sponge/Nereis)



_____ (Tube feet/Parapodia) help in the swimming process of Nereis.

Which of the following is the larval stage of Nereis?


_____ (Water vascular/Immune) system regulates locomotion, food capturing and respiration in Echinodermata?

Which of the following process is not mediated by the water vascular system in Echinodermata?

_____ (Echinodermata/Arthropoda) have a water vascular system in their body.

Which of the following phylum contains water vascular system?

Water vascular system is observed in Annelids.

Which part of mollusca contains all the internal organs?
