INSTRUCTIONS - astro.wisc.eduwakker/ScienceOlympiadTests/Herpetology/... · for each slide. The...
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Southeastern PA Regional Science Olympiad 2008 Herpetology C Division INSTRUCTIONS 1. Be sure that your names, team number, and school name are on the answer sheet. 2. Be prepared to show your wristband and/or field guide if you are asked by the supervisor. 3. You have roughly twenty seconds to make the ID, plus twenty seconds per question for each slide. The slides will change automatically, without warning. 4. Answer all questions on the answer sheet. Spelling counts for scientific names. Write small, and write legibly. The supervisor cannot grade what cannot be read. 5. Tiebreaker questions are indicated with (T#). They count towards the overall grade, and are consulted sequentially in the event of a tie. 6. Point values are in parentheses for each question. 7. Nonsensical, inappropriate, or mocking answers will result in disqualification.
Transcript of INSTRUCTIONS - astro.wisc.eduwakker/ScienceOlympiadTests/Herpetology/... · for each slide. The...
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
INSTRUCTIONS
1. Be sure that your names, team number, and school name are on the answer sheet.
2. Be prepared to show your wristband and/or field guide if you are asked by the supervisor.
3. You have roughly twenty seconds to make the ID, plus twenty seconds per question for each slide. The slides will change automatically, without warning.
4. Answer all questions on the answer sheet. Spelling counts for scientific names. Write small, and write legibly. The supervisor cannot grade what cannot be read.
5. Tiebreaker questions are indicated with (T#). They count towards the overall grade, and are consulted sequentially in the event of a tie.
6. Point values are in parentheses for each question.
7. Nonsensical, inappropriate, or mocking answers will result in disqualification.
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 1
1. (3) List the order, family, and common name of this organism.
2. (1) What is the origin of the common name?
3. (2) What are the names for the top and bottom portions of the shell?
4. (1) What is its preferred habitat?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 2
5. (3) List the order, family, and common name of this organism.
6. (1) This organism keeps its external gills for its entire life. What is this characteristic called?
7. (1) (T1) This organism retains juvenile characteristics into its reproductive stage. What is this characteristic called?
8. (1) (T8) Why is this organism of particular interest in the medical community?
9. (1) How can this organism be made to metamorphose?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
A
B
10. (2) List the family name for each of the skulls shown at left.
11. (2) How can the skulls be told apart (two different ways)?
12. (1) These large reptiles have bony plates just under the skin. What are these structures called?
13. (1) (T2) Members of this family exhibit TSD. What does this acronym represent?
14. (1) (T10) Members of this family have teeth set in sockets. What is the term for this characteristic?
SLIDE 3
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 4
15. (5) List the order, suborder, family, genus, and common name of this organism.
16. (2) There are Northern and Southern varieties of this organism. How are their respective reproductive strategies different?
17. (2) List two of this organism’s defense strategies.
18. (1) What is its diet?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 5
19. (3) List the family, genus, and common name of this organism.
20. (1) How do members of this genus establish territories and/or challenge other males?
21. (1) This particular species occurs in PA. How many other members of this genus occur in PA?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
B C
SLIDE 6
22. (3) Which of the images shows a venomous snake, and what is its family name and common name?
23. (1) What type of venom does it use?
24. (1) To what genus do the other two snakes belong?
25. (1) (T3) What type of mimicry is utilized by the other two snakes?
C
A
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 7
26. (4) List the order, family, genus, and common name of this organism.
27. (2) What is the name for the circular organ behind the eye, and what is its function?
28. (1) There are two geographically overlapping species represented here. How can they be told apart?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 8
29. (4) List the order, family, genus, and common name of this organism.
30. (1) What is its preferred habitat?
31. (2) What adaptations does it have to its lifestyle (list two)?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 9
32. (1) Which image shows a collared lizard?
33. (1) To what family and genus do the other two lizards belong?
34. (2) The collared lizard has a mythical misnomer. What is the erroneous name and why is it so?
A
B C
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 10
35. (4) List the order, family, genus, and common name of these organisms.
36. (1) These animals escape periods of intense heat or drought by utilizing what particular behavior?
37. (1) What is the ecological niche of these animals?
38. (1) (T4) What particular feature allows this animal to completely enclose itself inside the shell?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 11
39. (3) List the order, genus, and collective common name of these organisms.
40. (1) What is their geographic range?
41. (2) Describe two elements of sexual dimorphism in these animals.
42. (1) What are the individual bony plates of the shell called?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 12
43. (5) List the order, suborder, family, genus, and common name of this organism.
44. (1) Why is this particular species’ scientific name a misnomer?
45. (1) Where does it get its common name?
46. (1) If cornered, what behavior will it exhibit?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 13
47. (3) List the family, genus, and collective common name of these organisms.
48. (1) What do the males’ mating calls sound like?
49. (1) What do these frogs have that most frogs do not?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 14
50. (1) If these images are grouped by family, which one does not belong here?
51. (1) To what family does the oddball belong?
52. (1) To what family do the others belong?
53. (1) To what genus does the animal in image C belong?
54. (1) To what genus does the animal in image B belong?
A B
C D
F E
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 15
55. (3) List the family, genus, and common name of this organism.
56. (1) (T5) The male has “spurs” on either side of the vent. What are they?
57. (1) What is the geographic range?
58. (1) What is the term for its birth strategy?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 16
59. (3) List the order, family, and common name of this organism.
60. (1) This organism’s call is sometimes likened to another animal (from a completely different taxonomic class!) What animal is it?
61. (2) What particular feature of the head does this organism possess, and what is its purpose?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
62. (3) List the family, genus, and common name of this organism.
63. (1) What region of the US has the greatest abundance of members of this genus?
64. (1) How do members of this family respire?
65. (1) (T6) What distinctive facial feature do members of this family possess?
SLIDE 17
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 18
66. (3) List the family, genus, and common name of this organism.
67. (2) Members of this family have a particular adaptation for locating prey animals. What is this anatomical feature, and how does it work?
68. (1) How does the rattle “grow”?
69. (1) What type of venom does it employ?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 19
70. (3) List the family, genus, and common name of this organism.
71. (2) (T9) Many species in this genus use an unusual form of reproduction. What is it called, and why is it unusual?
72. (1) What unusual feature do these organisms have on the belly?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 20
73. (3) List the family, genus, and common name of this organism.
74. (1) What is the origin of the common name?
75. (1) Why do the tadpoles of this genus tend to transform quickly?
76. (1) How can a breeding male be identified if he is not calling?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 21
77. (1) List the family name of this organism.
78. (1) What is this stage of development called?
79. (2) (T7) What is the name and function of the structure indicated by the red arrow?
80. (1) How are the mouthparts adapted differently from those of an adult of this organism?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 22
81. (1) If these images are grouped by family, which one does not belong here?
82. (1) To what family does the oddball belong?
83. (1) To what family do the others belong?
A
B
C
D
E
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
84. – 89. Label the plates on the bottom of this turtle shell. (1 point each)
84
85
86
87
88
89
SLIDE 23
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
SLIDE 24
A
B
C
90. (1) If these images are grouped by family, which one does not belong here?
91. (1) To what family does the oddball belong?
92. (1) To what family do the others belong?
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
Take 5 minutes to go back and answer questions that you remember.
YOU MAY NOT VIEW ANY SLIDES AGAIN. DO NOT ASK THE SUPERVISOR TO REPEAT QUESTIONS FROM ANY PARTICULAR SLIDE.
Make sure that your answer sheet has your names, school name, and school code on it.
Southeastern PA Regional Science Olympiad 2008
Herpetology C Division
END OF EXAM
Southeastern PA Regional Science Olympiad 2008 Herpetology C Division Exam Key
Names_________________________________________________________________________
School Name _______________________________________School Code_________________
Slide 1 1. ____/3 _________________________________________________________________________________ 2. ____/1 _________________________________________________________________________________ 3. ____/2 _________________________________________________________________________________ 4. ____/1 _________________________________________________________________________________
Slide 2 5. ____/3 _________________________________________________________________________________ 6. ____/1 _________________________________________________________________________________ 7. ____/1 _________________________________________________________________________________ 8. ____/1 _________________________________________________________________________________ 9. ____/1 _________________________________________________________________________________
Slide 3 10. ____/2 _________________________________________________________________________________ 11. ____/2 _________________________________________________________________________________
_________________________________________________________________________________ 12. ____/1 _________________________________________________________________________________ 13. ____/1 _________________________________________________________________________________ 14. ____/1 _________________________________________________________________________________
Slide 4 15. ____/5 _________________________________________________________________________________ 16. ____/2 _________________________________________________________________________________ 17. ____/2 _________________________________________________________________________________ 18. ____/1 _________________________________________________________________________________
Slide 5 19. ____/3 _________________________________________________________________________________ 20. ____/1 _________________________________________________________________________________ 21. ____/1 _________________________________________________________________________________
Slide 6 22. ____/3 _________________________________________________________________________________ 23. ____/1 _________________________________________________________________________________ 24. ____/1 _________________________________________________________________________________ 25. ____/1 _________________________________________________________________________________
Slide 7 26. ____/4 _________________________________________________________________________________ 27. ____/2 _________________________________________________________________________________ 28. ____/1 _________________________________________________________________________________
Slide 8 29. ____/4 _________________________________________________________________________________ 30. ____/1 _________________________________________________________________________________ 31. ____/2 _________________________________________________________________________________
Slide 8 32. ____/1 _________________________________________________________________________________ 33. ____/2 _________________________________________________________________________________ 34. ____/2 _________________________________________________________________________________
Slide 10 35. ____/4 _________________________________________________________________________________ 36. ____/1 _________________________________________________________________________________ 37. ____/1 _________________________________________________________________________________ 38. ____/1 _________________________________________________________________________________
Slide 11 39. ____/3 _________________________________________________________________________________ 40. ____/1 _________________________________________________________________________________ 41. ____/2 _________________________________________________________________________________ 42. ____/1 _________________________________________________________________________________
Slide 12 43. ____/5 _________________________________________________________________________________ 44. ____/1 _________________________________________________________________________________ 45. ____/1 _________________________________________________________________________________ 46. ____/1 _________________________________________________________________________________
Slide 13 47. ____/3 _________________________________________________________________________________ 48. ____/1 _________________________________________________________________________________ 49. ____/1 _________________________________________________________________________________
Slide 14 50. ____/1 _________________________________________________________________________________ 51. ____/1 _________________________________________________________________________________ 52. ____/1 _________________________________________________________________________________ 53. ____/1 _________________________________________________________________________________ 54. ____/1 _________________________________________________________________________________
Slide 15 55. ____/3 _________________________________________________________________________________ 56. ____/1 _________________________________________________________________________________ 57. ____/1 _________________________________________________________________________________ 58. ____/1 _________________________________________________________________________________
Slide 16 59. ____/3 _________________________________________________________________________________ 60. ____/1 _________________________________________________________________________________ 61. ____/2 _________________________________________________________________________________
Slide 17 62. ____/3 _________________________________________________________________________________ 63. ____/1 _________________________________________________________________________________ 64. ____/1 _________________________________________________________________________________ 65. ____/1 _________________________________________________________________________________
Slide 18 66. ____/3 _________________________________________________________________________________ 67. ____/2 _________________________________________________________________________________ 68. ____/1 _________________________________________________________________________________ 69. ____/1 _________________________________________________________________________________
Slide 19 70. ____/3 _________________________________________________________________________________ 71. ____/2 _________________________________________________________________________________ 72. ____/1 _________________________________________________________________________________
Slide 20 73. ____/3 _________________________________________________________________________________ 74. ____/1 _________________________________________________________________________________ 75. ____/1 _________________________________________________________________________________ 76. ____/1 _________________________________________________________________________________
Slide 21 77. ____/1 _________________________________________________________________________________ 78. ____/1 _________________________________________________________________________________ 79. ____/2 _________________________________________________________________________________ 80. ____/1 _________________________________________________________________________________
Slide 22 81. ____/1 _________________________________________________________________________________ 82. ____/1 _________________________________________________________________________________ 83. ____/1 _________________________________________________________________________________
Slide 23 84. ____/1 _________________________________________________________________________________ 85. ____/1 _________________________________________________________________________________ 86. ____/1 _________________________________________________________________________________ 87. ____/1 _________________________________________________________________________________ 88. ____/1 _________________________________________________________________________________ 89. ____/1 _________________________________________________________________________________
Slide 24 90. ____/1 _________________________________________________________________________________ 91. ____/1 _________________________________________________________________________________ 92. ____/1 _________________________________________________________________________________
Southeastern PA Regional Science Olympiad 2008 Herpetology C Division Exam Key
Names_________________________________________________________________________
School Name _______________________________________School Code_________________
Slide 1 1. ____/3 Testudines Kinosternidae Common musk turtle OR stinkpot 2. ____/1 It has musk glands that secrete stinky stuff if threatened 3. ____/2 Carapace, plastron 4. ____/1 Sluggish or still water, shallow lakes/ponds
Slide 2 5. ____/3 Caudata (Urodela) Ambystomatidae Axolotl 6. ____/1 Perennibranchiate 7. ____/1 (T1) Neoteny or Paedomorphosis 8. ____/1 (T8) It regenerates lost limbs and heart tissue 9. ____/1 Injections of thyroxin
Slide 3 10. ____/2 A – Crocodylidae, B – Alligatoridae 11. ____/2 A – pointed snout, teeth on both jaws extend beyond the other
B – rounded snout, teeth in top jaw only extend beyond lower 12. ____/1 Osteoderm 13. ____/1 (T2) Temperaturedependent Sex Determination 14. ____/1 (T10) Thecodont
Slide 4 15. ____/5 Squamata Lacertila (Sauria) Anguidae Gerrhonotus Alligator lizard 16. ____/2 Northern – live birth (viviparous) Southern – lays eggs (oviparous) 17. ____/2 Tail breaks off easily, and it smears foulsmelling excrement 18. ____/1 Insects, snails, spiders (small invertebrates)
Slide 5 19. ____/3 Phrynosomatidae Sceloporus Fence lizard 20. ____/1 Push ups, head bobbing, nodding; display patterns 21. ____/1 None
Slide 6 22. ____/3 C Elapidae Coral snake 23. ____/1 Neurotoxin 24. ____/1 Lampropeltis 25. ____/1 (T3) Batesian mimicry
Slide 7 26. ____/4 Anura (Salientia) Hylidae Hyla Gray Tree Frog 27. ____/2 Tympanum, hearing organ 28. ____/1 Chromosome number OR frequency analysis of the males’ call
Slide 8 29. ____/4 Caudata (Urodela) Plethodontidae Aneides Green Salamander 30. ____/1 Cliffs and rock faces 31. ____/2 Long legs, flattened head/body
Slide 8 32. ____/1 A 33. ____/2 Phrynosomatidae Sceloporus 34. ____/2 “Mountain Boomer,” it actually has no voice
Slide 10 35. ____/4 Testudines Emydidae Terrapene Box turtle 36. ____/1 Estivation 37. ____/1 Terrestrial omnivore 38. ____/1 (T4) Hinged plastron enables total closure
Slide 11 39. ____/3 Emydidae, Pseudemys, Cooter (or River Cooter) 40. ____/1 Southeast US 41. ____/2 Males smaller; males have long nails on forefeet; males have flatter carapace 42. ____/1 Scutes
Slide 12 43. ____/5 Squamata Serpentes Colubridae Coluber Black Racer 44. ____/1 It does not constrict; Coluber Constrictor 45. ____/1 It is fast 46. ____/1 It shakes its tail against leaves/brush to imitate a rattlesnake
Slide 13 47. ____/3 Hylidae Acris Cricket Frog 48. ____/1 Marbles being hit together; clicking 49. ____/1 Warts
Slide 14 50. ____/1 E 51. ____/1 Salamandridae 52. ____/1 Plethodontidae 53. ____/1 Pseudotriton 54. ____/1 Eurycea
Slide 15 55. ____/3 Boidae Charina Rosy Boa 56. ____/1 (T5) Vestigial hind legs 57. ____/1 Southwestern US, Mexico 58. ____/1 Ovoviviparity or ovoviviparous
Slide 16 59. ____/3 Anura (Salientia) Microhylidae Narrrowmouth toad 60. ____/1 Sheep or lamb 61. ____/2 A skin fold behind the eyes – it folds over the eyes for protection
Slide 17 62. ____/3 Plethodontidae Desmognathus Dusky salamander 63. ____/1 The Appalachian Mountains 64. ____/1 Through the skin and mouth lining 65. ____/1 (T6) Nasolabial grooves
Slide 18 66. ____/3 Viperidae Sistrurus Massasauga rattlesnake 67. ____/2 “Pit vipers” there are heatsensitive pits in the face; they can “see” infrared radiation 68. ____/1 Each time the skin is shed, a new segment is added to the rattle 69. ____/1 Hemotoxin
Slide 19 70. ____/3 Teiidae Cnemidophorus Whiptail 71. ____/2 (T9) Parthenogenesis, femaleonly – eggs are unfertilized clones 72. ____/1 8 rows of broad rectangular scales
Slide 20 73. ____/3 Pelobatidae Scaphiopus Spadefoot toad 74. ____/1 The “spade” or horny growth on the rear feet is used for digging in sandy soil 75. ____/1 Breeding pools tend to be temporary in areas of scarce rainfall 76. ____/1 Thumb and first two fingers have black pads on them
Slide 21 77. ____/1 Ranidae 78. ____/1 Tadpole 79. ____/2 (T7) Spiracle – it expels water from the gills 80. ____/1 Mouth is a sucker or scraper – in adults it is jawed, with a sticky tongue for catching insects
Slide 22 81. ____/1 B 82. ____/1 Dicamptodontidae 83. ____/1 Ambystomatidae
Slide 23 84. ____/1 Gular 85. ____/1 Humeral 86. ____/1 Pectoral 87. ____/1 Abdominal 88. ____/1 Femoral 89. ____/1 Anal
Slide 24 90. ____/1 A 91. ____/1 Storeria 92. ____/1 Elaphe
