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प्रश्न
How does locomotion occur in earthworms?
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उत्तर
Locomotion occurs through the alternate contraction and relaxation of circular and longitudinal muscles, assisted by tiny bristle-like structures called setae that grip the ground.
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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.
Which of the following animals can regenerate it’s broken body part?
Sketch, label and classify star fish.
Find an odd one out.
Locomotion of starfish takes place through pseudopodia.
Write a short note.
Starfish
Which among the following is exclusively marine?
The locomotory organs of Echinodermata are
______ is not a characteristic of Phylum Echinodertnata.
______ separates the digestive tract from the body wall.
In the animals belonging to the phylum Echinodermata, the body is divided into head, muscular foot, and the visceral mass.
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?
