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प्रश्न
Write four distinguishing characters of phylum- Echinodermata.
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उत्तर
- Calcareous spines are present on the bodies of these animals; hence, they are called echinoderms.
- These animals are found only in the ocean.
- Their body is triploblastic, eucoelomate. And it is radially symmetrical in the adult stage. However, they show bilateral symmetry in the larval stage.
- They perform locomotion with the help of tube-feet. Tube feet are also useful for capturing prey. Some animals are sedentary.
- They have a skeleton made up of calcareous spines and/or ossicles (plates).
- These animals have a good ability to regenerate.
- These animals are mostly unisexual.
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संबंधित प्रश्न
Identify me.
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Which of the following animals can regenerate it’s broken body part?
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Are jellyfish and starfish similar to fishes? If no justify the answer.
Which among the following is exclusively marine?
______ is not a characteristic of Phylum Echinodertnata.
______ separates the digestive tract from the body wall.
The locomotion of phylum Echinodermata is affected by ______.
Analogy:
Echinodermata: ______:: Soft Bodies Animals: ______.
In the animals belonging to the phylum Echinodermata, the body is divided into head, muscular foot, and the visceral mass.
Which group of animals belong to the same phylum?
Which of the following animal does not belong to Phylum Echinodermata?
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.
Cockroach, Frog, Sparrow, Starfish, from these animals which can regenerate its broken body part?
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.
