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Unit #5 Quiz #4. Grade:. «grade». Aquatic Science. Subject:. «date». Date:. 1. The smooth inner layer of a gastropod's shell is called the:. A. Radula. B. Nacreous Layer. C. Primastic Layer. D. Periostracum. 2.
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Unit #5 Quiz #4 Grade: «grade» Aquatic Science Subject: «date» Date:
1 The smooth inner layer of a gastropod's shell is called the: A Radula B Nacreous Layer C Primastic Layer D Periostracum
2 If the tissue making up the radula of a gastropod was lost, which of the following would most likely occur. A Food consumption would decrease B The gastropod would move much more slowly due to a loss of muscular tissue C The shell would become weaker due to a lack of calcium D The vision of the gastropod would decrease due to a reduction of vitamin K
3 The terminal end of the excretory system found within most crustaceans is located on the: A Ventral portion B Posterior portion C Dorsal postion D Anterior portion
4 The animal in the following picture represents ____________. A asymmetry B radial symmetry C bilateral symmetry D hexamerism
5 Which of the following is used to walk across the benthic zone in search of food: A B C D
6 Why do sea urchins have the longest tube feet of all echinoderms? A They use these long tube feet to open the shells of the strongest bivalves B The need the long tube feet to reach food from their most anterior end to their most posterior end to feed C They need long tube feet to reach beyond or between their protective spines D They use these long tube feet to help open and close their shell-crushing teeth
7 Which of the following would be best used to detect a deleterious chemical in the water: A B B A C D C D
8 The root terms for gastro-pod mean: A joint foot B head foot C stomach foot D two shell
9 All of the following are true about the differences between crabs and shrimp EXCEPT: A Relatively, crabs have a larger cephalothorax B The antenna of shrimp, especially banded coral shrimp, are much longer than those of crabs C The telson of a shrimp is used for escape, where as most crab do not have a significant telson D Relatively, the abdomen of crabs are much larger and more ventral than those of shrimp
10 An organism such as a slug or snail have a ___________ system, which is driven by an organ called ___________. A closed respiratory system, hemolymph pump B open respiratory system, active gills C closed circulatory system, hemolymph pump D open circulatory system, hemolymph pump
11 Approximately what percentage of all known animal species are considered Arthropods. A 98% B 85% C 55% D 15%
12 Which of the following is used to make a quick escape & fling substrate at a threat: A B C D
13 The mantle secretes: A Digestive enzymes B The foot that is used for mobility & digging C The cells that become the coelom (pericardium) D Calcium carbonate that forms the shell
14 The animal in the following pictures represents _________. A asymmetry B radial symmetry C bilateral symmetry D hexamerism
15 What compound makes up the exoskeleton of arthropods? A calcium carbonate B spongin C spicules D chitin
16 All of the following are associated with a crustacean's detection & consumption of food EXCEPT: A Mandibles B Antenna C Swimmeretes D Claws
17 The visceral mass contains: A The radula and the foot B The nervous tissue responsible for cephalization C The cells that secrete the shell D The internal organs
18 The animal in the following pictures represents ___________. A asymmetry B radial symmetry C bilateral symmetry D hexamerism
19 What chemical makes up the endoskeleton of echinoderms? A Calcium carbonate B spongin C spicules D chitin
20 Many of the walking legs and claws of crustaceans are covered in tiny hairs. What are these hairs called? A swimmerets B tactile hairs C insular hairs D sebaceous hairs