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Questions and Answers
Which phylum do animals like Sycon, Spongilla, and Euspongia belong to?
Which phylum do animals like Sycon, Spongilla, and Euspongia belong to?
- Annelida
- Platyhelminthes
- Cnidaria
- Porifera (correct)
How do sponges reproduce?
How do sponges reproduce?
- Both sexual and asexual reproduction (correct)
- Through spores
- Asexual reproduction only
- Sexual reproduction only
Which of the following is a characteristic of cnidarians?
Which of the following is a characteristic of cnidarians?
- Radial symmetry (correct)
- Diploblastic organization
- Presence of exoskeleton
- Bilateral symmetry
What is the primary characteristic of animals in the phylum Cnidaria?
What is the primary characteristic of animals in the phylum Cnidaria?
In cnidarians, what type of development occurs after fertilization?
In cnidarians, what type of development occurs after fertilization?
What is the function of cnidoblasts or cnidocytes in Cnidarians?
What is the function of cnidoblasts or cnidocytes in Cnidarians?
What is the body form of most cnidarians?
What is the body form of most cnidarians?
In Cnidarians, what is the mechanism by which polyps produce medusae?
In Cnidarians, what is the mechanism by which polyps produce medusae?
Which body form in Cnidarians is sessile and cylindrical?
Which body form in Cnidarians is sessile and cylindrical?
How do cnidarians primarily obtain nutrients?
How do cnidarians primarily obtain nutrients?
What is the primary difference between the body forms of polyp and medusa in Cnidarians?
What is the primary difference between the body forms of polyp and medusa in Cnidarians?
What is the mode of reproduction in ctenophores?
What is the mode of reproduction in ctenophores?
What is the level of organization in Porifera?
What is the level of organization in Porifera?
Which phylum exhibits radial symmetry and a tissue level of organization?
Which phylum exhibits radial symmetry and a tissue level of organization?
In Cnidaria (Coelenterata), what type of symmetry is predominant?
In Cnidaria (Coelenterata), what type of symmetry is predominant?
How do sponges reproduce?
How do sponges reproduce?
What is a characteristic body form in Cnidarians?
What is a characteristic body form in Cnidarians?
Which phylum in the animal kingdom exhibits a cellular level of organization but lacks symmetry and segmentation?
Which phylum in the animal kingdom exhibits a cellular level of organization but lacks symmetry and segmentation?
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