Question

Class 10th
Science 2
characters of phylum are given below read those carefully and answer the questions.
1. Spines of calcium carbonate are present on the body.
2. These animals are exclusively marine.
3. They perform f the local motion with the help of tube feet.
4. Their skeleton is made up of calcareous plates and spicules.
* animals of which Phylum show the above character?
* give an example of that phylum.
* these animals can be classified with the help of which criteria of new system of animals classification? ​

Answer 1

Answer:

1. phylum echinodermata show the above characters

2.Star-fish,sea-urchin

3. creteria of new system of animal classification like body syemmentry,germ layers and body cavity of this animals can be used to classify this animals

Explanation:

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