20. Gastrovascular cavity (G) Chamber within which extracellular digestion of pr
ID: 269459 • Letter: 2
Question
20. Gastrovascular cavity (G) Chamber within which extracellular digestion of prey occurs; only opening is through the mouth 14. Which of the tollowing are the major phylum of sea creature? eytum Chidris Phylum Ctenophora B. Phylum Magnoliophyta C. Phylum Coniferophyta D. Phylum Cycadophyta 1S. Which of the following is true for Phylum A Have adhesive cells called colloblasts to B. C. capture food Hydras are the member of this phylum They are lethal to other animals None of the above D. 16, Class Hydrozoa is a member of A. Phylum Cnidaria B. Phylum Ginkgophyta C. Coniferophyta D. None of the above A. True B. False 21. MesogleaInert, acellular, jelly-like 17. Which of the following statement is true? A. substance that aids in supporting the body Members of class Anthozoa animals are known as the "flower animals" Jellyfishes are member of phylum hydrozoa Gymnosperm and angiosperm are seedless vascular plants None of the above A True B. False B. C. D. Hydra reproduction could be 22. Product of asexual reproduction; will fall off when mature and become a self-sufficient organism (B) A. Cnidocyst B. Mouth C. Gonad D. Bud 18. Either sexual or asexual Budding & in some colonial forms the life cycle includes an asexual part A. B. 23. Which of the following is not true for "Jelly C. Many cnidarians are dioecious fishes" A. an invertebrate without a head, one D. All of the above body, and large tentacles that protect them B. Have squamous epithelial tissue C. Distant cousins of hydra D. have simple nerve niet nervous systems. 19. The four classes of Phylum Cnidaria are Anthozoa B. Cycadophyta, Ginkgophyta, an example of radial symmetry Gnetophyta, Coniferophyta Gymnosperm, angiosperm, bryophytes and Cycadophyta None of the above 24. Box jellyfish may be the occans deadliest enle has enough tosin te kill people A. True B. False D.Explanation / Answer
14. A. Phyum Porifera, Phylum Cnidaria, Phylum Ctenophora
15. A. Have adhesive cells called colloblasts to capture food
16. A. Phyum Cnidaria
17. B. Jellyfishes are member of class hydrozoa
18. D. All of the above
19. A. Hydrozoa, Scyphozoa, Cubozoa, Anthozoa
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