Podcast
Questions and Answers
What is the most distinctive feature of echinoderms?
What is the most distinctive feature of echinoderms?
- Endoskeleton of calcareous ossicles (correct)
- Closed circulatory system
- Presence of a calcareous shell
- Complete digestive system
Which phylum includes animals with an organ-system level of organization?
Which phylum includes animals with an organ-system level of organization?
- Echinodermata (correct)
- Annelida
- Porifera
- Arthropoda
What type of symmetry do adult echinoderms exhibit?
What type of symmetry do adult echinoderms exhibit?
- Bilateral symmetry
- Spherical symmetry
- Asymmetry
- Radial symmetry (correct)
Which phylum is characterized by having a water vascular system for locomotion and food transport?
Which phylum is characterized by having a water vascular system for locomotion and food transport?
What is the characteristic excretory system feature of echinoderms?
What is the characteristic excretory system feature of echinoderms?
Which of the following phyla is known for its members having an endoskeleton of calcareous ossicles?
Which of the following phyla is known for its members having an endoskeleton of calcareous ossicles?
Which phylum in the animal kingdom has a radial coelomate level of organisation?
Which phylum in the animal kingdom has a radial coelomate level of organisation?
What is a characteristic feature of Mollusca's organ-system level of organisation?
What is a characteristic feature of Mollusca's organ-system level of organisation?
Which phylum typically exhibits an exoskeleton of a shell?
Which phylum typically exhibits an exoskeleton of a shell?
In which phylum is the presence of water vascular system and radial symmetry a common feature?
In which phylum is the presence of water vascular system and radial symmetry a common feature?
Which phylum in the animal kingdom is worm-shaped with proboscis, collar, and trunk?
Which phylum in the animal kingdom is worm-shaped with proboscis, collar, and trunk?
Which phylum typically possesses an endoskeleton made of calcareous ossicles?
Which phylum typically possesses an endoskeleton made of calcareous ossicles?
What type of animals possess a soft body surrounded by an external calcareous shell?
What type of animals possess a soft body surrounded by an external calcareous shell?
Which group of animals possess an endoskeleton made of calcareous ossicles?
Which group of animals possess an endoskeleton made of calcareous ossicles?
In which animals is the presence of a water vascular system a distinctive feature?
In which animals is the presence of a water vascular system a distinctive feature?
Which phylum exhibits organ-system level of organisation?
Which phylum exhibits organ-system level of organisation?
Which group of animals has an external skeleton made of chitin?
Which group of animals has an external skeleton made of chitin?
What is a characteristic feature of Mollusca regarding their body covering?
What is a characteristic feature of Mollusca regarding their body covering?
