Presentatiion to assist with teaching about mollusks, arthropods, spiders, earthworms, echinoderms. slugs and more.
This is not my own creation, but I really liked it. I added several videos which probably will not show up through slide share. The videos were my own addition.
27. 1 Section Check Answer The answer is B. Gills are located in the mantle cavity.
28. 1 Section Check Question 2 Which structure is responsible for helping this organism move?
29. 1 Section Check A. foot B. mantle C. Mantle cavity D. radula
30. 1 Section Check Answer The answer is A. Slugs and snails move by rhythmic contractions of the muscular foot.
31. Section Check Question 3 A squid is what type of mollusk? A. bivalve B. cephalopod C. gastropod D. radula 1
32. Section Check Answer The answer is B. Cephalopods have large, well developed heads and their foot is divided into many tentacles. 1
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52. 2 Section Check Question 1 Which letter corresponds with the setae? A. A B. B C. C D. D
53. 2 Section Check Answer The answer is A. Setae are the bristlelike structures segmented worms use to hold onto soil and to move.
54. 2 Section Check Question 2 Which letter corresponds with the structures that pump blood through the body? A. D B. E C. F D. G
55. 2 Section Check Answer The answer is D. Earthworms have five aortic arches that pump blood throughout their bodies.
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57. 2 Section Check Answer The answer is A. Leeches are sometimes used after surgery to keep blood flowing to the repaired area.
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96. 3 Section Check Question 1 The word arthropoda means_______. A. many bristles B. head-footed C. little rings D. jointed foot
97. 3 Section Check Answer The answer is D. Crabs are an example of an arthropod.
98. 3 Section Check Question 2 Which is NOT one of the three body regions of an insect? A. abdomen B. appendage C. head D. thorax
99. 3 Section Check Answer The answer is B. Insect bodies consist of a head, thorax, and abdomen.
100. 3 Section Check Question 3 Which is an arachnid? A. butterfly B. conch C. earthworm D. tick
101. 3 Section Check Answer The answer is D. Arachnids have two body regions and four pairs of legs, but no antennae.
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117. Question 1 In echinoderms, the _______ is a network of water-filled canals with thousands of tube feet connected to it which allows for movement, exchange of carbon-dioxide and oxygen, capture of food and release of waste. 4 Section Check
118. Answer The answer is water-vascular system. The water-vascular system is unique to echinoderms. 4 Section Check
119. Question 2 Which letter corresponds with the tube feet? 4 Section Check
120. Answer The letter C represents the tube feet. Tube feet are hollow, thin-walled tubes that each end in suction cup. They allow sea stars to move. 4 Section Check
121. 4 Section Check Question 3 Which is a survival tactic of an echinoderm? A. arms break off easily B. jet propulsion C. pinchers D. venom
122. 4 Section Check Answer The answer is A. Brittle stars have arms that break off easily if they are grabbed by a predator, allowing for escape. The lost parts regenerate quickly.
123. To advance to the next item or next page click on any of the following keys: mouse, space bar, enter, down or forward arrow. Click on this icon to return to the table of contents Click on this icon to return to the previous slide Click on this icon to move to the next slide Click on this icon to open the resources file. Help Click on this icon to go to the end of the presentation.