Biology: Life on Earth (11th Edition)
11th Edition
ISBN: 9780134168296
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 24, Problem 6RQ
Summary Introduction
To review:
The mollusc groups, in which two-hinged shells, radula, tentacles, sessile members, best developed brains, and numerous eyes are present.
Introduction:
Molluscs are divided into three major categories such as gastropods, bivalves, and cephalopods. Gastropods include snails and slugs; bivalves are clams, scallops, and snails, and cephalopods include octopus and squid.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Unlike other coelomate animal phyla, mollusks lacka. segmentation.b. cephalization.c. three primary tissue layers.d. some type of body cavity.
What is a key characteristic of all arthropods? a. Six legs c. Hydrostatic skeleton b. Pseudocoelom d. Exoskeleton
How does the lifestyle of a gastropod differ from that of a cephalopod?Identify adaptations that have evolved in each for its particular lifestyle.
Chapter 24 Solutions
Biology: Life on Earth (11th Edition)
Ch. 24 - 1. Which of the following groups contains radially...Ch. 24 - Prob. 2MCCh. 24 - 3. A coelom is
a. a body cavity that is partially...Ch. 24 - Prob. 4MCCh. 24 - 5. Which of the following groups does not include...Ch. 24 - Animals obtain energy by ______; they generally...Ch. 24 - 2. Bilaterally symmetrical animals have _____...Ch. 24 - Animals that have an anterior and posterior end...Ch. 24 - Prob. 4FTBCh. 24 - Animals that lack a backbone are described as;...
Ch. 24 - Three major groups within the mollusks are the...Ch. 24 - Phyla that contain animals with segmented bodies...Ch. 24 - Prob. 8FTBCh. 24 - Prob. 1RQCh. 24 - Prob. 2RQCh. 24 - Briefly describe each of the following...Ch. 24 - Prob. 4RQCh. 24 - Prob. 5RQCh. 24 - Prob. 6RQCh. 24 - Prob. 7RQCh. 24 - Prob. 8RQCh. 24 - 1. Insects are the largest group of animals on...Ch. 24 - Prob. 2AC
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 of the following is not a member of the phylum Chordata? a. Cephalochordata b. Echinodermata c. Urochordata d. Vertebrataarrow_forwardMembers of Chondrichthyes differ from members of Osteichthyes by having a _______. a. jaw b. bony skeleton c. cartilaginous skeleton d. two sets of paired finsarrow_forwardCubozoans are______. a. polyps b. medusoids c. polymorphs d. spongesarrow_forward
- What would be the best anatomical feature to look for to distinguish a gastropod from a chiton? (presence of muscular foot/ presence of a radula/ production of eggs/ number of shell plates)?arrow_forwardWhat characteristic is common to the flatworms, molluscs, and annelids? a. All have bilateral symmetry. b. All are acoelomates. c. All are parazoans.d. All are vertebrates.arrow_forwardSelect all of the following that are true about cephalopods. A)They may be very large and can weigh over 1000 pounds. B)They are very intelligent and are capable of learning by observation. C)They are exclusively herbivorous. D)They have a closed circulatory system E)They lack a shell.arrow_forward
- A fishing net brings up a soft bodied animal with a coiled external shell. How can you determine whether the animal is a gastropod or a cephalopod? A) give one unique trait that would allow you to identify the organism as a member of class gastropoda. B) give one unique trait that would allow you to identify the organism as a cephalopodarrow_forwardWhich of the following statements about bilaterian animals is false? A. Many bilaterians are invertebrates but some are not. B. All bilaterians are triploblastic (have three germ layers). C. All bilaterians have bilateral symmetry. D. Most bilaterians have tissues but some do not.arrow_forward. What features do all mollusks share?arrow_forward
- Which of the following features do sponges lack that some other animals have? (a) segmented body plan (b) symmetrical body plan (c) backbone (d) all of the abovearrow_forwardCephalopods are active marine predators, and many molluscan features are modified to fulfill their niche. Explain how each molluscan feature is modified, compared to gastropod and bivalve body plans. 1) Molluscan foot 2) Excurrent Siphon 3) Shell 4) Sensory organs and brainarrow_forwardNematodes once were thought to be closely related torotifers due to the presence of a pseudocoelom but are nowconsidered more closely related to the arthropods due toa. molting. c. wings.b. jointed appendages. d. a coelom.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Biology: The Dynamic Science (MindTap Course List)BiologyISBN:9781305389892Author:Peter J. Russell, Paul E. Hertz, Beverly McMillanPublisher:Cengage LearningConcepts of BiologyBiologyISBN:9781938168116Author:Samantha Fowler, Rebecca Roush, James WisePublisher:OpenStax College
Biology: The Dynamic Science (MindTap Course List)
Biology
ISBN:9781305389892
Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher:Cengage Learning
Concepts of Biology
Biology
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:OpenStax College