Biology - Study Guide
8th Edition
ISBN: 9780321501561
Author: Martha R. Taylor
Publisher: PEARSON EDUCATION (COLLEGE)
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Chapter 33, Problem 3TYK
Summary Introduction
Introduction: All sponges belong to a phylum called Porifera. They are the simplest animals with cellular level of organization. They have diverged from other animals in early evolution.
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Chapter 33 Solutions
Biology - Study Guide
Ch. 33 - Prob. 1IQCh. 33 - Prob. 2IQCh. 33 - a. Describe the digestive system of a planarian....Ch. 33 - Prob. 4IQCh. 33 - Prob. 5IQCh. 33 - Compare the locomotion of an earthworm and that of...Ch. 33 - Prob. 7IQCh. 33 - Prob. 8IQCh. 33 - Prob. 9IQCh. 33 - Prob. 10IQ
Ch. 33 - Use the following evolutionary tree (which is...Ch. 33 - Invertebrates include a. all animals except for...Ch. 33 - Prob. 2TYKCh. 33 - Prob. 3TYKCh. 33 - Prob. 4TYKCh. 33 - Prob. 5TYKCh. 33 - Hermaphrodites a. contain male and female sex...Ch. 33 - Prob. 7TYKCh. 33 - Prob. 8TYKCh. 33 - Prob. 9TYKCh. 33 - Prob. 10TYKCh. 33 - Prob. 11TYKCh. 33 - Prob. 12TYKCh. 33 - Prob. 13TYKCh. 33 - Prob. 14TYKCh. 33 - Prob. 15TYKCh. 33 - Which of the following phenomena is not considered...
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- Which of the following is not a member of the phylum Chordata? a. Cephalochordata b. Echinodermata c. Urochordata d. Vertebrataarrow_forwardWhich phylum includes animals that have a water vascular system? a. Echinodermata b. Hemichordata c. Chordata d. Tetrapoda e. Amniotaarrow_forwardWhich group of flatworms are primarily external parasites of fish? a. monogeneans b. trematodes c. cestodes d. turbellariansarrow_forward
- Cubozoans are______. a. polyps b. medusoids c. polymorphs d. spongesarrow_forwardThe distinction between sponges and other animal phyla is based mainly on the absence versus the presence of (A) a body cavity. (B) a complete digestive tract. (C) mesoderm. (D) tissues.arrow_forwardWhich of the ff. has a repugnatorial gland and coils into a ball when disturbed? A. Diplopod B. Symphyla C. Pauropoda D. Chilopodaarrow_forward
- Members of Chondrichthyes are thought to be descended from fishes that had ________. a. a cartilaginous skeleton b. a bony skeleton c. mucus glands d. slime glandsarrow_forwardFor Phylum Mollusca, Class Cephalopod 1. Organ/system characteristics. Answer the following for each organism:a. How is their circulatory system? b. Excretory/osmoregulation: How does the organism eliminate waste? What organs do they use?c. Skeleton/support: List the structures or ways this organism supports itself. 2. Ecology. Describe/answer the following for each organism:a. Does it have a complete or incomplete digestive system? How does this animal feed?b. Identify any unique feeding structure• Be sure to use the correct terms to identify any unique feeding structure(s) used by theanimal.arrow_forwardWhat levels of organization do chordates have that sponges do not? Select all correct answers. (Group of answer choices) A. organ B. cellular C. tissue D. moleculararrow_forward
- In which of the following aspects are nematodes more complex than flatworms? a. External cephalization b. None among the other choices c. Musculature of the body wall d. All of the other choices (except "None among....") e. Osmoregulatory and excretory systemsarrow_forwardWhile studying the embryonic development of an organism, you determine that the blastopore of the developing gastrula has developed into a mouth. Based on the Animalia tree discussed in class, which one of the following phyla could this NOT be? A. Chordata B. Mollusca C. Porifera D. Annelida E. Arthropodaarrow_forwardChoose which is FALSE among the following statements about the Phylum Annelida. A. Annelids have thin cuticle that is NOT made of chitin. B. Earthworms are segmented worms, either externally or internally. C. Leeches are segmented. D. Annelids are lophotrochozoans because of their presence of lophophores. E. Annelids are triploblastic and eucoelomates. Choose which is FALSE among the following statements about the different classes of the annelids. * A. Oligochaetes have few setae, while polychaetes have many. B. Oligochaetes are mainly terrestrial, while polychaetes are mainly aquatic. C. Oligochaetes have uniramous parapodia, while polychaetes have biramous. D. Both the Oligochaetes and Hirudineans have clitellium. E. Oligochaetes and Hirudineans are hermaphrodites, while Polychaetes have separate sexes.arrow_forward
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