History Of Life On Earth Question Preview (ID: 23351)
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Evidence from rocks allows us to understand the ????? of life on Earth.
a) uniformity
b) rotation
c) evolution
d) all other answers
The first forms of life on earth were
a) photosynthesis
b) single celled
c) multicellular
d) plants
Movements of Earth's continental and oceanic plates through time, with associated changes in climate and geographic connections, have affected the past and present ...
a) distribution of organisms
b) nothing
c) extinction of all organisms
d) all other answers
The first vertebrates to evolve were
a) sharks
b) lizards
c) jawless fish
d) none of these
SImple, multicellular organisms like jellies and sponges evolved during
a) the cenozoic era
b) the mesozoic era
c) precambrian time
d) the paleozoic era
Earth has been around for about ____years.
a) 3.5 billion
b) 4 million
c) 4.6 billion
d) all other answers
Absolute ages of rocks and fossils can be found using
a) relative age
b) radiometric (carbon) dating
c) the law of superposition
d) None of these answers
Used to determine relative age
a) the law of superposition
b) radiometric (carbon) age
c) uniformitarianism
d) igneous rock
The rock cycle includes the formation of new sediment and rocks and that are often found in layers, with the oldest generally on the ?????.
a) top
b) bottom
c) igneous rock
d) all other answers
Mammals first appeared during the
a) Cenozoic Era
b) Paleozoic Era
c) Mesozoic Era
d) Precambrian
Amphibians and Reptiles appeared during the
a) Cenozoic Era
b) Paleozoic Era
c) Mesozoic Era
d) Precambrian time
Independent lines of evidence from geology, fossils, and provide the bases for the theory of evolution.
a) comparative anatomy
b) Dr. Oz
c) geography
d) all other answers
????? of a species occurs when the environment changes and the adaptive characteristics of a species are insufficient for its survival.
a) Mutation
b) Adaptation
c) Extinction
d) None of these answers
This drives evolution since it can produce variation.
a) Mutation
b) Adaptation
c) Extinction
d) Cloning
This Era is said to be the age of reptiles
a) Mesozoic
b) Cenozoic
c) Paleozoic
d) PreCambrian time
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