Precambrian Time
Paleozoic Era
Mesozoic Era
Cenozoic Era
Mixed Bag of Goodies
100
What is the nickname for Precambrian Time
What is time when life began
100
Paleozoic means...
What is "ancient life"
100
Mesozoic means...
What is "Age of reptile"
100
Cenozoic means
What is "Recent life" or "Age of Mammals'
100
Model in the shape of living things
What is Cast fossils
200
Name three of the five qualities of the how the Precambrian Time was different?
What is constant volcanic eruptions, metorite impacts all the time, violent storms, severe radiation, atmosphere mostly of gases
200
Most organisms lived in the...
What is ocean
200
Most well know species from mesozoic era?
What is Dinosoaurs
200
Identafy three mammals introduced in the Cenozoic era.
What is mastadon saber-tooth cat small horses
200
Petrified species dung
What is Caprolite fossils
300
what did the first organisms not need to survive?
What is O2
300
What is the progression of land species
What is Crawling insects---> Salamander like animals --> Reptiles
300
Did any reptiles evolve?
What is yes
300
What appeared during the Cenozoic Era
What is humans
300
Minerals replace bone;most dinosoar fossils
What is Petrified fossils
400
This is the _____ part of the GTS.
What is oldest
400
Name the two sea animals that entered the era?
What is Fish and sharks
400
Did animals or birds survive from the paleozoic mass extincition?
What is Yes.
400
Name an example how the climate has changed several times
What Ice age
400
Put the eras in order from most recent to least recent Mesozoic era Precambrian time Paleozoic era Cenozoic era
What is Cenozoic era, Mesozoic era, Paleozoic era, Precambrian era
500
Sum up how life became
What is Prokaryotes started in the precambrian time and evolved from there.
500
What were tree animals slowly colonized?
What is Plants, Fungi and air breathing animals.
500
About how long ago was the mesozoic era?
What is About 251 MYA to 185.5 MYA
500
What appeared for the first time?
What is mammals, birds, insects.
500
Who was lucy?
What is the oldist hominid fossil found
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