Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
expand_more
expand_more
format_list_bulleted
Videos
Question
Chapter 34, Problem 2TY
Summary Introduction
Introduction: Sponges belong to group Porifera of invertebrate animals. These organisms are characterized by the presence of pores on their body surface and are the simplest type of invertebrates of the animal kingdom.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Which of the following results from sexual reproduction in sponges?
a. Parenchymula
b. Gemmule and parenchymula
c. Parenchymula and external bud
d. Gemmule
e. Gemmule and external bud
d. External bud
Corals belong to which of the following?
a. comb jellies
b. rotifers
c. sponges
d. None of these are correct.
e. cnidarians
Which of the following is NOT true about the mesohyl?
a. It is devoid of cells.
b. Archaeocytes and other cells move about it.
c. None among the other choices.
d. It is a gelatinous extracellular matrix that forms a non-living middle layer in sponges.
e. All of the other choices (except "None among...")
Chapter 34 Solutions
Biology
Ch. 34.2 - Prob. 1CCCh. 34.3 - Prob. 1CCCh. 34.3 - Cnidaria: Jellyfish and Other Radially Symmetric...Ch. 34.4 - Prob. 1CCCh. 34.4 - Prob. 2CCCh. 34.4 - Prob. 3CCCh. 34.4 - What was the hypothesis tested by Fiorito and...Ch. 34.4 - Prob. 2EQCh. 34.4 - Prob. 3EQCh. 34.4 - What are some of the advantages of segmentation?
Ch. 34.5 - Prob. 1CCCh. 34.5 - Prob. 1CSCh. 34.5 - Prob. 2CCCh. 34.5 - Prob. 3CCCh. 34.5 - Prob. 2CSCh. 34.5 - Prob. 3CSCh. 34.6 - Prob. 1CCCh. 34 - Choanocytes are a. a group of protists that are...Ch. 34 - Prob. 2TYCh. 34 - Prob. 3TYCh. 34 - Prob. 4TYCh. 34 - Prob. 5TYCh. 34 - Prob. 6TYCh. 34 - Prob. 7TYCh. 34 - Prob. 8TYCh. 34 - Prob. 9TYCh. 34 - Prob. 10TYCh. 34 - Prob. 1CQCh. 34 - Prob. 2CQCh. 34 - Core Concept: Structure and Function Explain the...Ch. 34 - Prob. 1COQCh. 34 - Prob. 2COQ
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which statement about protists is true? a. Protists have many different metabolic lifestyles. b. Almost all protists are parasitic. c. All protists use pseudopods or cilia to locomote. d. All marine protists rid themselves of excess water by means of contractile vacuoles. e. Protists are found only in aquatic habitats.arrow_forward1. How is genetic variation generated in ciliates? When * A. a micronucleus replicates its genome many times and becomes a macronucleus. B. isogametes fuse. C. micronuclei are exchanged in conjugation. D. oogamous sexual reproduction occurs. 2. Which of the following does not ascribe to phytoplankton? They * A. are the main food source for coral reef communities. B. form the basis of most marine food chains. C. include the radiolarians and forams. D. are drifting community of organisms. 3. Which of the following protoctist phyla is incorrectly paired with its pigments? * A. Phaeophyta-fucoxantin B. Euglenophyta-chlorophyll b C. Rhodophyta-phycoerythrin D. Dinoflagellata-fucoxanthin and chlorophyll carrow_forwardWhich of the following is responsible for the process of filter feeding in a sponge? a. flame cells b. cnidocytes c. collar cells d. mesogleaarrow_forward
- Which features are true of sea cucumbers? A. use the water vascular system to move on the seafloor and suction to mollusks to feed on B. have leathery skin, least like the other organisms in the phyla, long lanky body C. feed on algae, no true arms, have 5 layers of tube feet D. thrash arms around to move, feed using the water vascular system 8 Copyright © 2003-2022 International Academy of Science. All Rights Reserved. search O R. T. H 64°F Mostly cloudy A O Larrow_forwardMatch the animal group with its body planarrow_forwardChoose the correct and give reasons for the same: Sycon (Scypha), Spongilla (Freshwater sponge) and Euspongia (Bathsponge) are examples of which Phylum?A. Coelenterata B. Platy helminthesC. Ctenophora D. Poriferaarrow_forward
- All of the following are true of Ctenophores except: A. Some species have long tentacles B. They catch food with stingers C. They move with tiny rows of cilia along their outsides D. They are diploblasticarrow_forwardFlatworms can reach a maximum size of around 40cm. Whilst this is big for a worm, there are certainly larger animals on earth. What might it be that restricts the flatworms body size? A. They have an exoskeleton that restricts their growth. B. They do not have a circulatory system. C. They are exothermic animals that have limited energy for growth. D. They are acoelomates and so the growth of their internal organs is restricted by growth of the outer body wall.arrow_forwardIn terms of numbers of species, the most successful phylum on the planet is the a. Mollusca. b. Arthropoda. c. Echinodermata. d. Annelida.arrow_forward
- "Stalked jellyfishes" belong to which class? A. Staurozoa B. Scyphozoa C. Anthozoa D.Hydrozoa E. Cubozoaarrow_forwardWhich of the following does not explain why slime molds and multicellular algae are included in the Kingdom Protoctista? They A. lack important characteristics of the plants and fungi. B. use an amoeboid type of movement. C. classification system is trying to reflect phylogenetic relationships. D. appear to be more closely related to unicellular eukaryotes.arrow_forwardWhich of the following conclusions is supported by the diagram and the data table? Number of cell types Platyhelminthes 30 Cnidaria 34 Nematoda 38 A. Platyhelminthes has the greatest complexity, and it is more closely related to Nematoda than to Cnidaria. B. Nematoda has the greatest complexity, and it is more closely related to Platyhelminthes than to Cnidaria. C. Cnidaria has the greatest complexity, and it is more closely related to Platyhelminthes than to Nematoda. D. The complexity is equal among all three groups, but Platyhelminthes is more closely related to Cnidaria than to Nematoda.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Photosynthesis & Respiration | Reactions | Chemistry | FuseSchool; Author: FuseSchool - Global Education;https://www.youtube.com/watch?v=3XIyweZg6Sw;License: Standard YouTube License, CC-BY