BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Chapter 33, Problem 3U
Summary Introduction
Introduction:
There are four classes of mollusks that shows its diversity. Gastropods are one of those that includes limpets, snails, slugs, and so on.
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Torsion is a unique characteristic of the
a. bivalves.
b. gastropods.
c. chitons.
d. cephalopods.
Which of the following classes of arthropod possess chelicerae?
a. Chilopoda
b. Crustacea
c. Hexapoda
d. Chelicerata
Bivalves, cephalopods, and gastropods are alla. arthropods.b. lophophorans.c. cnidarians.d. annelids.e. molluscs.
Chapter 33 Solutions
BIOLOGY
Ch. 33.1 - Prob. 1LOCh. 33.2 - Prob. 1LOCh. 33.2 - Prob. 2LOCh. 33.3 - Prob. 1LOCh. 33.4 - Prob. 1LOCh. 33.4 - Prob. 2LOCh. 33.4 - Prob. 3LOCh. 33.5 - Prob. 1LOCh. 33.6 - Prob. 1LOCh. 33.6 - Distinguish between the Errantia and Sedentaria.
Ch. 33.6 - Describe adaptations in leeches for feeding on the...Ch. 33.7 - Prob. 1LOCh. 33.7 - Prob. 2LOCh. 33.8 - Prob. 1LOCh. 33.8 - Prob. 2LOCh. 33.9 - Prob. 1LOCh. 33.9 - Prob. 2LOCh. 33.9 - Prob. 3LOCh. 33 - In the flatworm, flame cells are involved in what...Ch. 33 - Prob. 2UCh. 33 - Prob. 3UCh. 33 - Prob. 4UCh. 33 - Prob. 5UCh. 33 - Prob. 6UCh. 33 - Prob. 7UCh. 33 - Prob. 8UCh. 33 - Prob. 9UCh. 33 - Prob. 10UCh. 33 - Examples of decapods are a. centipedes and...Ch. 33 - Prob. 1ACh. 33 - Prob. 2ACh. 33 - Prob. 3ACh. 33 - Scientists studying the Chesapeake Bay have...Ch. 33 - Chitin is present in a number of invertebrates, as...Ch. 33 - Prob. 3SCh. 33 - Prob. 4S
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- 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_forwardWhich of the following applies to a squid? a. Cephalization c. Complete digestive tract b. True coelom d. All of these are correct.arrow_forward
- Nematodes 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_forwardWhich of the following would be found in a sea urchin (phylum Echinodermata)? A. A dorsal hollow nerve cord B. An endoskeleton C. Schizocoelus coelom formation D. A trochophore larva E. All of the abovearrow_forward1. Articulate brachiopods are so-called because: a. they can communicate with one another b. they are divided by a pivot into two parts c. their valves interlock by means of teeth and sockets d. they have mouths full of teetharrow_forward
- One example of Cephalopoda is Select one: a. squids b. snails C. slugs d. clams O O Oarrow_forwardTorsion is a unique feature of molluscs. O A. Yes B. Noarrow_forwardAn unidentified animal is noted to possess the following characteristics: triploblastic eucoelomate body a cuticle that is shed via ecdysis To which of the following phyla does this organism belong? Group of answer choices A. Echinodermata B. Annelida C. Arthropoda D. Nematodaarrow_forward
- What organisms can survive without a mouth, digestive system, oranus?a. cnidarians b. rotifers c. echinoderms d. cestodes e. nematodesarrow_forwardSerial segmentation is a key characteristic of which of the following phyla? a. Mollusca b. Brachiopoda c. Bryozoa d. Annelidaarrow_forwardWhich of the following is NOT a characteristic of the exoskeleton of an arthropod? A. Always laden with calcium salts. B. Chitinized with an outer layer of cuticle. C. The plates are connected with an articular membrane. D. Composed of the tergum, sternum and pleura plates.arrow_forward
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