Fossils Question Preview (ID: 14397)
Test Your Knowledge On Fossils And Relative Ageing.
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A researcher found shark fossils on top of a mountain. This evidence suggests which of the following about this region?
a) It was once below a waterfall
b) It has never changed
c) It was once below an ocean
d) It was once populated with land sharks
Index fossils help scientists estimate the age of a rock because index fossils species only existed for a relatively short time. What happened to the species that are now used
a) They changed their diets
b) They evaporated
c) They are now extinct
d) They migrated to new land
To be useful, an index fossil must be:
a) widely distributed and represent a type of organism that existed for a short amount of time
b) found only in one place and represent an organism that existed for a short amount of time
c) found only in one place
d) widely distributed and represent a type of organism that existed for a very long time
A scientist who studies fossils is a:
a) agronomist
b) geologist
c) biologist
d) paleontologist
The Law of Superposition states that:
a) the most recent sedimentary rock layer is found at the bottom
b) the oldest sedimentary rock layer is found at the bottom
c) the newest sedimentary rock layer is where you can find igneous rock
d) the oldest sedimentary rock layer is found at the top
An intrusion is:
a) always older than rock layers around it
b) more than one answer is correct
c) always igneous rock
d) always younger than rock layers around it
A trace fossil:
a) provides evidence of an animal\'s shape
b) provides evidence of the entire animal
c) provides evidence of an animal\'s size
d) provides evidence of an animal\'s action
Which of the following is NOT an example of preserved remains?
a) Amber fossilization
b) Tar
c) Petrified fossils
d) Freezing
When scientists find a hollow area in sediment in the shape of an organism, they have found a:
a) mold
b) petrified fossil
c) trace fossil
d) cast
Fossils and bones are different because:
a) bones are very strong, but fossils are fragile and porous
b) bones contain porous minerals, but fossils contain collagen and fat
c) they\'re not actually different
d) bones are fragile and porous, but fossils are very strong
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