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Fossils/Dating 2
Test Description: Earth History Unit
Instructions: Answer all questions to get your test result.
1) What kind of rock do fossils most often form in?
A
sedimentary
B
metamorphic
C
igneous
D
gneiss
2) In undisturbed sedimentary rock layers, where are your oldest fossils normally found?
A
in the middle
B
they are never found.
C
in the bottom layer
D
on the top layer
3) Which body parts would are most likely to form a fossil?
A
skin
B
heart
C
kidney
D
bones, teeth, shells
4) Ice cores are used by scientists to determine...
A
ice cores do not exist
B
types of animals living in a region
C
types of rocks that are in the area
D
past climates/atmosphere composition
5) Which is part of the process of radioactive dating for determining the age of fossils?
A
observing the biozones of different species
B
studying the different types of inclusions found in rock formations
C
using the carbon 14 isotope
D
studying stratified bands of rocks
6) According to Darwin's theory of evolution, what causes the struggle for survival in populations?
A
Favorable heritable variations
B
Competition between the fittest individuals in the population
C
Overproduction of offspring
D
Natural selection
7) How can plate tectonics contribute to evolution?
A
Radiation from plate tectonics can cause genetic change.
B
Volcanic eruptions can cause species to become extinct.
C
The movement of plates forces some animals underground.
D
Separating plates can divide groups of a population
8) Which statement is true?
A
Adaptations provide a benefit in a specific environment.
B
Adaptations provide a benefit in any environment.
C
Adaptations and natural selection are the same thing.
D
Adaptations are not common in a population.
9) For a trait to be an adaptation, the trait must provide
A
no change for the organism
B
a new environment
C
an improved function or advantage for the organism
D
a new feature for the organism
10) Which of these is commonly used to support the theory of evolution?
A
fossil record shows changes over time
B
similarities in anatomical structure
C
all of the above
D
similarities in DNA
*select an answer for all questions
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