Paper Topic:

tests

EXAMPLE A

FIRST EXAM

Answer all of the matching and multiple choice questions . Answer any 6 of the 7 essay questions . Be sure to indicate which essay question is to be eliminated

1 . MATCHING . On the left is a list of names and terms . On the right is a list of brief s . Match the number of each with the name or term it best fits . Use each number only once

8 Gunflint Chert 1 . The world 's oldest multi-celled animals

9Banded Iron Formations 2 . A floating colonial Hemi-chordate

animal

5Gastropod 3 . A South African rock unit containing small spheres

10Burgess Shale 4 . Provides evidence of the worldns first glaciation

7 Trilobite 5 . Mollusk having a "stomach foot

3Fig Tree Chert 6 . The worldns oldest proven fossil

2Ediacaran fauna 7 . Abundant Paleozoic Arthropod fossils

1Graptolite 8 . Contains the worldns oldest eukaryotic fossils

4Gowganda Tillite 9 . Precipitation of hematite by algal blooms

6Stromatolite 10 . Abundant carbon prints of soft-bodied animals

2 . MULTIPLE CHOICE . Listed below are five ages and ten s . For each , put the age which fits best . Each age may be used once , more than once or not at all . Each should have only one age

1 . Cambrian , 2 . Ordovician , 3 . Archean , 4 . Early Proterozoic , 5 . Late Proterozoic

___3__ The age of the first known Prokaryotes

___2__ The age of the Ediacaran Fauna

___5__ The beginnings of abundant shelly fossils

___3__ The first appearance of Stromatolites

___1__ Time of a very marked decline of the Graptolites

___4__ The age of the first known Eukaryotes

___1__ The age of the Burgess Shale Fauna

___3__ The age of the Fig Tree and Onverwacht Chert

___2__ The age of very rapid fish evolution

___1__ The time of marked decline of the Eurypterids

3 . MATCHING . Same instructions as number 1

__3__ Corals 1 . Double-coned shell made of calcite

__6__ Cephalopods 2 . Small tooth-like fossils made of calcium phosphate

__8__ Eurypterids 3 . Common fossil of the phylum Coelenterata (Cnidaria

__5__ Amphineurans 4 . Largest known Arthropod fossil of all time

__9__ Echinoderms 5 . Snail-like mollusc with plates on the back

__2__ Conodonts 6 . Class of Mulluscs including octopus and squid

__7__ Sponges (Porifera ) 7 . Fossils known mainly from spicules

__4__ Trilobites 8 . Small and abundant Paleozoic Arthropods

__10_ Archeocyathids 9 . Includes fossils having pentagonal (5 fold ) symmetry

__1__ Brachiopods 10 . Small two-shelled fossils

4 . MATCHING . Same instructions as number 1

__7__ Cephalon 1 . The shell of a clam or brachiopod

__4__ Spicule 2 . The living-area "branch " on a graptolite

__1__ Valve 3 . Orgainic skeletal material of Chordates

__3__ Notochord 4 . Internal skeletal element of a sponge

__6__ Stipe 5 . Word meaning "without jaws

__9__ Chitin 6 . The head portion of a Trilobite

__5__ Agnatha 7 . A trace fossil formed by bacteria

__2__ Onverwacht 8 . An iron oxide precipitate

__8__ Hematite 9 . A stiffening rod within the primitive Chordates

__10__ Stromatolite 10 . A South African rock unit

1 . ESSAY . What are stromatolites and how do they form ? What is the age range of...

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