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Biology > Geology Quiz > Flashcards

Geology Quiz Flashcards

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1
Q

What are the Eras of geologic time?

A

Precambrian (oldest)
Paleozoic
Mesozoic
Cenozoic (now)

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2
Q

Segments of geologic time

A

Eons (longest)
Eras
Periods
Epochs (shortest)

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3
Q

When was the Precambrian time?

A

4.6 bya to 543 mya

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4
Q

What were the eons of Precambrian time?

A

Hadean
Archean
Proterozoic

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5
Q

Key events in Precambrian time

A

1st life (prokaryotes)
Eukaryotes
Algae

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6
Q

What caused the end of Precambrian time?

A

Explosion of invertebrates

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7
Q

When was the Paleozoic era?

A

543 mya to 248 mya

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8
Q

What was the nickname for the Paleozoic era?

A

Age of the invertebrates

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9
Q

What were the 6 periods of the Paleozoic?

A 
Cambrian
Ordovician
Silurian
Devonian
Carboniferous 
Permian
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10
Q

Key events of the Paleozoic era

A

1st fishes, vertebrates, land plants, conifers, insects, amphibians

Glaciers

Appalachian mountains formed

Warm seas

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11
Q

What marked the end of Paleozoic time?

A

90% life wiped out by mass extinction

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12
Q

What is the nickname of the Mesozoic era?

A

Age of dinosaurs

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13
Q

Time range for Mesozoic era

A

248mya to 65 mya

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14
Q

Periods of the Mesozoic era

A

Triassic, Jurassic, Cretaceous

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15
Q

Major events of the Mesozoic

A

1st mammals, Pangea breaks up, 1st birds, dinosaurs dominate, Rocky Mountains appear, flowering plants

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16
Q

What marked the end of the Mesozoic era?

A

Volcanic eruption, 65% mass extinction

17
Q

What was the nickname of the Cenozoic era?

A

Age of mammals

18
Q

What was the time range for Cenozoic era?

A

65 mya to now

19
Q

What are the periods of the Cenozoic era?

A

Tertiary

Quaternary

20
Q

Major events of the Cenozoic era?

A

Apps and Himalayas form, ice age,Grand Canyon forms, humans evolve, angiosperm dominate

21
Q

Spontaneous Generation

A

Nonliving things could form into life

22
Q

What three people aided in the disproving of spontaneous generation?

A

Redi, Pastuer, spallazanni

23
Q

What did Francesco Redi do?

A

Experiment with 3 meat jars.
One open, one cheesecloth, one cap
Maggots

24
Q

What did Louis Pastuer do?

A

Used broth and gooseneck flasks
Say for months
He turned them, they spoiled

25
Q

Biogenesis

A

Life must start life

26
Q

What did Alex Oparin hypothesize?

A

Organic soup theory
Early earth, lots of chemicals, charges
Formed into simple genetics and proteins
Protocell, Cell, life

27
Q

Who backed up Oparin?

A

Miller and Urey

28
Q

What did Miler and Urey prove?

A

Proved Oparins claim plausible

Took chemicals, shot lightening through them, collected soup, found nucleic acids

29
Q

What is the current geologic time?

A

Eon: Fanozoic
Era: Cenozoic
Period: quaternary
Epoch: Holocene

30
Q

Procaryote organism that lived in harsh environments

A

Acheobacteria

31
Q

What is endosymbiosis?

A

Prokaryotic cells, multiple of them, live in each other, combine, became reliant, turned into eukaryotes

32
Q

How did earliest autotrophs make their own food?

A

Made glucose by chemosynthesis

33
Q

Trace fossil

A

Footprint

34
Q

Cast fossil

A

Looks like actual object

Minerals in 3D shape of object

35
Q

Mold Fossil

A

Something pushed in

Impression (hand in sand)

36
Q

Original remains

A

Actual item

Can be froze, stuck in amber, didn’t form

Chances are slim

37
Q

Petrified remains

A

Rock that looks like the object

Mineral overtake and replace object

38
Q

Carbonaceous film fossil

A

Outline of original item

Item presses and leaves carbon imprint

Biology (9 decks)

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