Advertisements
Advertisements
Question
What is the role of radula in molluscs?
Solution
The radula is a rasping organ found in molluscs that looks like a file. It helps scrape and scratch food. It also aids in the formation of rock depressions. These creatures make their homes in such depressions.
APPEARS IN
RELATED QUESTIONS
My body is soft and slimy, hence I am referred as ____________.
Which of the following animals has a hard calcareous shell?
Arthropoda : Largest phylum : : Mollusca : ______________
Ctenidia are respiratory organs in ______.
State whether true or false. If false, correct the statement.
Bipinnaria is the larva of Mollusca.
List the respiratory organs of amphibians.
The name ______ means “a thousand legs”.
Cuttlefish is a member of this phylum:
Phylum molluscs can be distinguished from other invertebrates by the presence of
Match the following and write correct choice in space provided
| Animal | Characteristics |
| a. Pila | i. Jointed appendages |
| b. Cockroach | ii. Perching |
| c. Asterias | iii. Water vascular system |
| d. Torpedo | iv. Electric organ |
| e. Parrot | v. Presence of shell |
| f. Dog fish | vi. Placoid scales |
a. ______, b. ______, c. ______
d. ______, e. ______, f. ______
