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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.
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संबंधित प्रश्न
Find an odd one out.
Name the phylum in which earthworm and starfish belongs to.
How does locomotion occur in earthworms?
Write a short note.
Starfish
Water vascular system is found in ______.
The locomotory organs of Echinodermata are
______ is not a characteristic of Phylum Echinodertnata.
Which group of animals belong to the same phylum?
Read the following statements.
- Metagenesis is observed in Helminths.
- Echinoderms are triploblastic and coelomate animals.
- Round worms have an organ-system level of body organization.
- Comb plates present in ctenophores help in digestion.
- Water vascular system is characteristic of Echinoderms.
Choose the correct answer from the options given below.
Read the statements and answer accordingly:
Calcareous spines are present on the body. Tube feet are used for locomotion and capturing prey also.
- Identify the phylum and give one example.
