2009 Science Olympiad – Fossils
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Спампаваць 127.5 Kb.
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| 2009 Science Olympiad – Fossils
Identify the Genus of the fossil 1. __________________________________ 2. __________________________________ 
3. ________________________________ 4. _________________________________ 5. __________________________________ 
6. __________________________________ 7. ________________________________ 8. ________________________________ 
9. __________________________________ 10. _________________________________ 11. _________________________________ 12. ________________________________ 13.__________________________________ 
14. _________________________________ 15.__________________________________ 
16-61 Fill in the Missing Information of the Fossils
Match letters with Correct Method of Fossilization Replacement 62. ______ Recrystallization 63. ______ Trace Fossils 64. ______ Molds, Casts, and Imprints 65. ______
Dating Fossils using Isotopes Put in Order from Shortest to Longest the half-live of the fallowing Isotopes C-14 U-235 Th-232 Ru-87 K-40 U- 238 Shortest 66. _____ 67. _____ 68. _____ 69. _____ 70. _____ 71. _____ Longest
Half Life Problems ______78. What percent of C-14 will remain after 4 Half-Lives? A. 75% B. 25% C. 6.25% D. 3.125% ______79. What does Potassium 40 decay to? A. Carbon 14 B. Argon 40 C. Calcium 40 _____80. The fossil has 12.5% of C-14 remaining how old is the fossil? A. 1,000 yrs B. 11,460 yrs C. 17,190 yrs _____81. When dating fossils over 60 Million years old what Isotope should be used? A. K-40 B. C-14 C. U-235 D. U-238 _____82.When dating a fossil which is 100 Million years old what should be used? A. C-14 B. K-40 C. Ru-87 D. Th-232 Fill in the chart on Half-life percentages
Index Fossils Define Index Fossil 90. ______________________________________________________________________ _____91. Which of the Fallowing Genus’ is an Index Fossil? A. Cryptolithus B. Eurypterids C. Nummulites _____92. What period could the fossil from #91 be from? A. Jurassic B. Carboniferous C. Ordovician D. Tertiary Match Picture with and fill in remaining Information 93 – 108
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Match Vertebrate with picture Plesiosaurs 109. _____
110. _____ Triceratops 111. _____ Smilodon 112. _____ Stegosaurus 113. _____  A.
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Random Fossil Questions Put the following formation/events in order from OLDEST to most recent. Use the age of the fossil/formation, not when they were discovered. A. Feathered Dinosaurs Appear B. Pleistocene Ice Age C. Cretaceous Extinction D. Permian Extinction E. Ediacaran Fossils F. Burgess Shale Formation
_____120. Which of the following is true of a sclerotic ring? A It is used to determine the age of a specimen. B It is a structure that supports the non-spherical eyes of some organisms C It is used to compare hip joints in dinosaurs and birds D It is a reproductive structure in egg-laying animals 121. Carbon-14 in a fossil is determined to have decayed 98% into Nitrogen-14. This sample has been decaying for more than ________ half-lives but fewer than _________ half-lives. 122.  Name this fossil_______________________
123.  Name the Genus______________________
124.  Name the Kingdom_________________
125. How difficult was this Test? ___________________________________ Points possible 125 Total Correct _______________ Percent Correct _____________ *each question is one point KEY
16-61
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