Questions
Rock layers above and below fossils make it clear that mass extinction occurred in what manner?
- quickly, during a catastrophic event
- slowly, over millions of years
- quickly, due to a single predator
- fossil records have not recorded mass extinctions
How does the fossil record support the idea that evolution has taken place on Earth?
- life forms go from complex to more simple over time
- life forms go from simple to complex over time
- there are obvious correlations between species
- there is constant, gradual evidence for every period in time
Fossils that help fill in the evolutional gap between two groups of organisms are known as:
- midline fossils
- intermediate fossils
- evolutionary fossils
- transitional fossils
In which part of the fossil record would we find similarities to present-day organisms?
- within new layers
- within old layers
T/F: There are gaps within the fossil record where no fossils exist for a certain time period.
- TRUE
- FALSE
The fossil records include all of the following evidence and information except:
- the order in which species have existed through time
- how species have changed over time
- transitional fossils between two similar species
- the exact date that the species was alive
What term describes all of the fossils that have been discovered over time?
- fossil history
- fossil record
- fossil database
- fossil file
Which of the following is NOT a typical way for dead organisms to be recycled back into Earth?
- by mineral deposits
- by scavengers
- by decomposers
- by the weathering process
T/F: It is common for dead organisms to become fossils.
- TRUE
- FALSE
What basic principle is used when dating fossils found in sedimentary rock?
- "The deeper it is, the younger it is."
- "If found at the top, young it is not."
- "The deeper it is, the older it is."
- "The layer at top is the oldest spot."
When looking at sedimentary rock layers, where are the oldest layers located?
- at the top
- in the middle
- at the bottom
- around the sides
What type of rock is formed from sand and sediment that harden over time in horizontal layers?
- igneous rock
- sedimentary rock
- metamorphic rock
- fossil-laden rock
Which of the following is NOT something that provides evidence of fossils?
- sedimentary rock
- ice
- wind patterns
- amber (hardened tree sap)
T/F: Fossils can show new information about genes that help us understand evolution.
- TRUE
- FALSE
The remains of imprints of once-living organisms are known as _______.
- carbon copies
- clones
- fossils
- preserved imprints