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प्रश्न
Hard calcium carbonate structures are used as skeleton by
पर्याय
Echinodermata
Protochordata
Arthropoda
Nematoda
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उत्तर
Echinodermata
Explanation -
In many echinoderms, the endoskeleton (skeleton present inside the body) is made up of hard calcium carbonate structures.
APPEARS IN
संबंधित प्रश्न
Identify me.
My body is radially symmetrical. Water vascular system is present in my body. I am referred as fish though I am not. What is my name?
Write four distinguishing characters of phylum- Echinodermata.
Sketch, label and classify star fish.
How does locomotion occur in earthworm and starfish?
How does locomotion take place in starfish?
______ is not a characteristic of Phylum Echinodertnata.
The locomotion of phylum Echinodermata is affected by ______.
Analogy:
Echinodermata: ______:: Soft Bodies Animals: ______.
Identify the following animal and answer the questions that follow.
- Name its phylum.
- Name any two other examples of this phylum.
- Mention any two characters of this phylum.
Cockroach, Frog, Sparrow, Starfish, from these animals which can regenerate its broken body part?
