Evolution Webquest

Write your answers on a seperate piece of paper. 
Read each screen carefully. 
 
Sometimes the "Next Bird" will be hidden until you have followed the directions to answer a questions or click on a picture.  You can find definitions to scientific terms used in the tour by clicking on terms in purple.
  
 
 
1)  If the "Next Bird" is hidden what should you do?  
 
2)  There may be as many as ______________________ species of animals, plants, and other organisms on Earth.  
 
3)  The total number of animal species currently known is about_________.
 
4)  More than _________________of those species are arthropods.
 
5)  About ______________ are mollusks.
 
6)  There are only _________________ different species of mammals.
 
7)  There are more than ______________known species of land plants.
 
8)  How many species of fungi? ___________  protists? __________
 
9)  What do the sizes of the picture represent? 
 
10)  The _________ we have today is the result of ___________. 
 
11)  Define evolution in three words: __________________
 
12)  The _________was 470 million years ago.  During that period ___________ were distant relatives of squids.  _______________were one of the first arthropods to exist on Earth.  Related to corals of today, the _________coral is now extinct.   
 
13)  The __________ was 160 million years ago.  During that period ___________ dominated the land while large marine reptiles, like the ____________ruled the seas.  ______________were extinct squid relatives.   
 
14)  This coral reef is the __________ Islands provides a _________for many different life forms.  Name at least four of the creatures shown in the photos.  
 
15)  How old do you think the earth is? 
 
16)  The history of Earth can be traced back _______________.  
 
Questions 17- 23 write the correct event that should appear on the timeline. 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
24)  _______________provide evidence for the evolution of life. 
 
25)  __________study the fossils they find to learn more about the past.
 
26)  Click on at least three of the fossils.  Name three of the fossils below and give a short description of each.  
  a.  _______________________
  b.  ______________________
  c.  _______________________   
 
27)  ____________  ___________ help us put closely related organisms into groups. 
 
28)  All these animals share features inherited from a ___________ ___________
 
29)  Name the ancestor group and list the characteristics: ____________________________
 
30)  List the next two groups and list the characteristics of each: 1)  __________________
                                                                                                                  2)  __________________
31)  Cladrograms can be used to illustrate ___________ relationships and patterns of ___________. 
 
32)  To which animal are the crane and eagle most closely related? 
 
33)  Scientists can also use___________,  _________________ and _____________ to determine the evolutionary relationships among organsisms.
 
34)  Organisms may have ___________ that help them survive. 
 
35)  They will _________ and pass those__________on to their offspring.
 
36)  This can lead to the formation of a new _____________.
 
37)  Over time, _____________  ______________ causes change in features. 
 
38)  List two kinds of variations that can't be seen: __________________ and ________________.  (ex.  Galapagos Finches)
 
39)  ___________________ visited the Galapagos Islands in 1835.  He was surprised by the number of different finch species that existed in such a small area. 
 
40)  Looking at the graph, which statement is true? 
 
41)  In 1976 one of the Galapagos islands was struck by a drought, killing many of the plants.  There was an increase in plants with larger, harder seeds as these survived the drought better.  What finch beak size was favored as a result? 
 
42)  Name two things that can influence evolution?
 
43)  Of all the species that have ever existed _________% are now extinct. 
 
44)  Name and draw two species that are now extinct. 
 
45)  Though all living things are related through a _________________, life continues to change, resulting in the ___________________ we see today. 
 

46, 47, 48.) Play both of the games below (Touch of class & Animal classification) and make up 3 questions about the games and answer them.

 
 
 Games
 
Touch of ClassLook at the characteristic that is given at the top adn click on the correct organism. 
 
Animal Classification:  As the animal walk by click on its correct category.  Try to do the African Savannah and the North American Forest
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