Question

Assignment 1 Std X 6 – CLASSIFICATION OF ANIMALS Q.I.A. FILL IN THE BLANKS 1.------------ is the second largest phylum in the animal kingdom 2. Animals attached to substratum are called ---------- .c. Find out the correlation 1. Horse : mammal :: seahorse ________ Q.II.A. Give functions d) mantle e) tube feet B. Give definition a b) Hermaphrodite

Answer 1

Answer:

1.Mollusca

2.sessile

3.Hippocampus

4.a.mantle- The mantle cavity functions as a respiratory chamber in most molluscs. In bivalves it is usually part of the feeding structure. In some molluscs the mantle cavity is a brood chamber, and in cephalopods and some bivalves such as scallops, it is a locomotory organ.

b. tubefeet-Tube feet function in locomotion, feeding, and respiration

c. hermaphrodite-a person, an animal or a flower that has both male and female sexual organs or characteristics.