Arthropodes are schizocoelomates.
Important Questions on Kingdom Animalia
| Column-I | Column-II | ||
| P | Mollusca | i | Pseudocoelom |
| Q | Annelida | ii | Radula |
| R | Nematoda | iii | Radial symmetry |
| S | Echinodermata | iv | Segmentation |
Choose the CORRECT combination.
The notochord is derived from which of the following layers?
Pseudocoelomate animals belong to the phylum
Which one of the following types of animal are triploblastic?
Tissue grade of organisation originated from
True segmentation (metameric) occurred for the first time in
The 'bilateral symmetry' refers
Body cavity is the cavity present between body wall and gut wall. In some animals the body cavity is not lined by mesoderm. Such animals are called
Enterocoelom appeared first in the course of evolution in
An acoelomate animal with bilateral symmetry is
The coelom not lined by mesoderm and directly connected to the archenteron is found in
Which of the following phylum or class exhibit the presence of a notochord?
A coelom (body cavity) derived from blastocoel is known
True segmentation is also called
A radially symmetrical diploblastic animal is
Level of organisation in sponges is
True segmentation (metameric) occurred for the first time in
