Fossils and EH LT3 & 4 Grade:«grade» Subject:Fossils and EH Date:«date» Dec 3 6:48 AM 1
1 An organism is most likely to become an index fossil if it lived for a A short period of time and was geographically widespread. B long period of time and was geographically widespread. C short period of time and was geographically limited. D long period of time and was geographically limited. LT 3 I can identify the characteristics of an index fossil and can identify index fossils in rock strata (layers). Dec 3 7:21 AM 2
2 If the Rock layer containing the fossils JP is the oldest, which rock layer would come next in the sequence? A B C D TA XT JUS JXS JP XT JUS TA JXS LT 3 I can identify the characteristics of an index fossil and can identify index fossils in rock strata (layers). Dec 3 7:10 AM 3
3 Identify the index fossil in the rock sequence. A A B B C G D N ON BN UBN AU CGA LT 3 I can identify the characteristics of an index fossil and can identify index fossils in rock strata (layers). Dec 3 7:15 AM 4
4 The three cross sections of sedimentary rock represent widedly separated rock sequences that contain fossils. Letters A, B, C, D represent four different marine fossils found in these rock layers. Which letter best represents an index fossil? A Fossil A A A A D D A D D D B Fossil B C Fossil C D Fossil D A B A B B C C B A A AB C B C B B A D B C C A B A B LT 3 I can identify the characteristics of an index fossil and can identify index fossils in rock strata (layers). Dec 3 7:23 AM 5
5 Index fossils are important fossils because A They tell us what past environments were like. B They tell us how much precipitation an area recieved. C They can give clues to the amount of carbon dioxide in the atmosphere. D They can be used to determine the ages of rock layers. LT 3 I can identify the characteristics of an index fossil and can identify index fossils in rock strata (layers). Dec 3 7:19 AM 6
6 What can fossil pollen tell about the Earth's past? A the type of ecosystem that existed B the types of sediment in the area C If areas of water were nearby D Both B and C LT 4 I can use fossil evidence to explain how life and environmental conditions have changed. Dec 3 6:53 AM 7
7 Fossils may provide evidence of... A past biodiversity B climate change C continental movement D mountain building E past extinctions Multiple Answer LT 4 I can use fossil evidence to explain how life and environmental conditions have changed. Dec 3 6:52 AM 8
8 What would be the best explanation for finding fossils of shallow sea creastures in desert rock? A The environment was different long ago B The sea creature fossils were brought to the desert C Rock was transported from the sea to the desert D The sea creatures changed over time to live in the desert environment. LT 4 I can use fossil evidence to explain how life and environmental conditions have changed. Dec 3 6:55 AM 9
9 Based on the fossil record, scientists believe there have been several mass extinctions in the history of the Earth. Which of the following do scientists believe to be true? A Less than 10% of all organisms in Earth's history have gone extinct. B Between 10 30% of all organisms in Earth's history have gone extinct. C 50% 75% of all organisms in Earth's history have gone extinct. D Over 90% of all of the organisms in Earth's history have gone extinct. LT 4 I can use fossil evidence to explain how life and environmental conditions have changed. Dec 3 6:58 AM 10
10 While exploring a fossil site, you find a bunch of fossil leaves with smooth edges and only a few with toothed edges. What could you learn from this evidence? A That there was a lot of different types of animals that ate the plants. B That the climate was warm. C That the climate was cold. D That there was a lot precipitation was for the area. LT 4 I can use fossil evidence to explain how life and environmental conditions have changed. Dec 3 7:02 AM 11