2 SEM ACC W/RAVEN CARDED
12th Edition
ISBN: 9781264439218
Author: Raven
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Chapter 33, Problem 4U
Summary Introduction
Introduction:
Cephalopods are mollusks such as squids, nautiluses and octopuses. Most of them are strictly marine animals. They catch the prey by snaring, biting and then pulled prey into the mouth. They cause the secretion of a toxin that may be injected the prey.
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Chapter 33 Solutions
2 SEM ACC W/RAVEN CARDED
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_forwardEchinoderms in their larval state have ______. a. triangular symmetry b. radial symmetry c. hexagonal symmetry d. bilateral symmetryarrow_forwardWhich phylum includes animals that have a water vascular system? a. Echinodermata b. Hemichordata c. Chordata d. Tetrapoda e. Amniotaarrow_forward
- Crustaceans are _____. a. ecdysozoans b. nematodes c. arachnids d. parazoansarrow_forwardAll chordates have a _______ as embryos. a. backbone b. jaws c. notochord d. kidneysarrow_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
- What organisms can survive without a mouth, digestive system, oranus?a. cnidarians b. rotifers c. echinoderms d. cestodes e. nematodesarrow_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_forwardPretend you see an animal at the ocean under a rock. It's 4 cm long. At first you think it might be a centipede but it's soft-skinned and the leg like things are not jointed, they are also very soft. What is it most likely to be? A. polychaete annelid B. hemichordate C. sea cucumber D. hexapod 11arrow_forward
- Which of the following applies to a squid? a. Cephalization c. Complete digestive tract b. True coelom d. All of these are correct.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_forwardPretend you find a clam-like thing with two shells, about 1 inch across. You open it and see a large rolled- up feathery thing that fills most of the interior. It has a short stalk. There are no gills and no siphons so you conclude it is not a clam. Your best guess is that it's a.... A. phoronid B. brachiopod C. tube worm D. urchin 9arrow_forward
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