Fossils test your knowlege

Which is the oldest fossil in the 3 sections shown here?

What kind of fossil is shown being made here?

Which location has the youngest fossil?

The name of the single super-continent that Wegener proposed was 

Why are fossils from land based creatures much rarer than ones from aquatic environments? 

This tree had  hollow spaces in its trunk filled with dissolved minerals. What is this called?

The picture below show the distribution of some fossils once present.  This implies that:

What can we assume about the blue stars in this diagram?

Which fossil is common and so can be considered and index fossil?

The idea that older rocks sit at the bottom of a series of layers is called