Homologous/ Analogous Fossils and such Cladograms & Phylogenetic Trees Vestigial Structures & Evolution Fossils and such Cladograms & Phylogenetic Trees I am a science rock star 10 10 10 10 10 20 20 20 20 20 30 30 30 30 30 You can add your own categories and points values to this game board. Enter your questions and answers in the slides we’ve provided. When you’re in slide show view, select the underlined text to go to that question, then move to the answer slide. Use the left triangle to return to this game board slide. 40 40 40 40 40 50 50 50 50 50

Category 1 questions follow

10 Describe a homologous structure? Enter your questions and answers in the placeholders. You can add the category and points value at the bottom for reference. When you’re in slide show view, select the right triangle to reveal the answer. Select the left triangle to return to the game board slide. 10

10 What is a similar structure but a different function Lesson1 Enter your questions and answers in the placeholders. You can add the category and points value at the bottom for reference. When you’re in slide show view, select the left triangle to return to the game board slide. Lesson1 10

What does the presence of a homologous structure suggest? 20

What is a common ancestor? 20

Describe an Analogous structure. 30

What is a similar function but completely different structure 30

What does the presence of an analogous structure suggest? 40

What is NO COMMON ancestor 40

DAILY DOUBLE!! Give an example of a homologous structure and an analogous structure. Be very specific. 50

Possible examples: Homologous: Human arm, whale fin, bird wing, dog/cat leg Analogous: bird wing to insect wing 50

Category 2 questions follow

Describe a vestigial structure 10

What is a structure found in an organism that currently serves no purpose. 10

DAILY DOUBLE!!! Give two examples of vestigial structures found in current day organisms 20

Possible answers: Human appendix, tailbone, whale pelvic bones/legs, snake legs 20

What is the Theory of evolution? 30

What is the theory that evolution has occurred and species have gradually evolved (changed) over time to best fit its environment. 30

What is the theory of natural selection? 40

What is the theory that those organisms most fit to survive, will survive, grow and reproduce to pass on their traits 40

What is allopatric speciation? 50

What is speciation that occurs when groups from the same species are geographically isolated for long period of time. 50

Category 3 questions follow

What does the fossil record tell us? 10

What is when organisms lived and how they have evolved over time 10

DAILY DOUBLE!! Where is the fossil record detailed? 20

What is the Geologic Time Scale 20

What is the law of superposition? 30

What is the law that states that in an undisturbed sequence of rock, the oldest rock is on the bottom and the youngest rock is on top. 30

DOUBLE JEOPARDY!!! What is an index fossil?? 40

What is a fossil that has specific characteristics that is used to date the rock it is found in 40

DAILY TRIPLE!! What way can fossils be captured that include Soft tissue?? 50

What is frozen in ICE or captured in Tar pits? 50

Category 4 questions follow

What is used to classify organisms in a phylogenetic tree? 10

What is genetic similarities or differences 10

What is used to classify organisms in a cladogram? 20

What are derived characters or derived traits 20

What does a cladogram show? 30

What is the evolutionary relationships among groups of organisms 30

Where, on a cladogram, would organisms be that are closely related to each other? 40

What is close together? 40

What is a derived character? 50

What is an uncommon trait/characteristic that is not shared among two or more groups? 50

Category 5 questions follow

How old is Earth and how do we know this? 10

What is 4.5 billion years ago and there is a meteorite dated to that age. 10

What event changed life from simple, single celled organisms to multi cellular organisms? 20

What is the Cambrian Explosion 20

30 Earn quadruple the points!! (30 X 4) What are three pieces of evidence we have talked about that support the Theory of Evolution? 30

30 ****THIS ANSWER WAS WRONG IN CLASS TODAY*** The correct answer is what is the fossil record, similar body structures, and embryology. 30

DAILY DOUBLE! What type of bird did Darwin study on Galapagos Island?? 40

What is a finch. 40

Labradors, labradoodles, golden doodles are all a result of? 50

What is selective breeding or artificial selection 50