Quiz on Ctenophora

🧠 Interactive Quiz: Phylum Ctenophora and Mollusca

CTENOPHORA SECTION

1. Which of the following is a unique feature of ctenophores?

2. How many comb plates (ctenes) are present in a typical ctenophore?

3. What type of symmetry do ctenophores show?

4. The body of ctenophores is made up of:

5. Which of the following structures helps ctenophores in locomotion?

6. The digestive system of ctenophores is:

7. Colloblasts are used by ctenophores for:

8. Which of the following is a common example of ctenophore?

9. The habitat of ctenophores is:

10. Ctenophores exhibit which type of reproduction?

MOLLUSCA SECTION

11. The body of mollusks is divided into:

12. The rasping organ in mollusks is called:

13. The body cavity of mollusks is:

14. Shell in mollusks is secreted by:

15. Which of the following classes includes the octopus and squid?

16. Circulatory system in most mollusks (except cephalopods) is:

17. What type of symmetry do mollusks have?

18. The excretory organs in mollusks are called:

19. Pearl formation in oysters is due to:

20. The larval forms of mollusks include: