Transcript EarlyEarthTrivia

TRIVIA
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The time it takes for one-half
of a given amount of a
radioisotope to decay.
Half- life
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Theory proposed by
Oparin and Haldane in the
1920’s to explain how
basic chemicals of life
could spontaneously form
Primordial Soup
Model
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Estimation of the age of an
object by measuring
radioactive isotope content
Radiometric
Dating
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Name of the experiment that
reproduced the Primordial
Soup Model in a laboratory
setting.
Miller Urey
Experiment
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What was missing from early
Earth that made the MillerUrey experiment improbable?
Ozone to protect
Chemicals from
UV rays
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In Lerman’s Bubble Model
what was the source of
energy for chemical reactions?
UV radiation
Or lightening
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Short chains of amino acids
gathered into tiny droplets.
Microspheres
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Short chains of amino acids
linked with sugars and
gathered into droplets.
Coacervates
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Believed to be the first origin
of heredity
RNA
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Preserved or mineralized
remains or the imprint of an
organism that lived long ago
Fossil
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First photosynthetic
prokaryote
Cyanobacteria
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Created ozone layer that
protects Earth from UV
radiation
Cyanobacteria
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Believe to have evolved into
chloroplasts through
endosymbiosis
Cyanobacteria
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Eukaryotes with peptidoglycan
in their cell walls.
Eubacteria
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Eukaryotes which lack
peptidoglycan but contain
lipids in their cell walls.
Archaebacteria
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Have internal membranes, and
enclosed nucleus and most
contain mitochondria
Eukaryotes
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She proposed the theory of
Endosymbiosis
Dr. Lynn Margulis
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Bacteria was ingested and
lived inside the host cell
performing cellular respiration
or photosynthesis
Endosymbiosis
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Cyanobacteria evolved into
what organelle according to
endosymbiosis
Cholorplasts
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First Eukaryotic Kingdom and
most diverse
Protists
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Kingdom which gave
evolutionary rise to other
Kingdoms: Fungi, Plantae, and
Animalia
Protists
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Collection of Cambrian fossils
discovered in Canada’s
geological formations
The Burgess Shale
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Death of all members of a
species
Extinction
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Episode of death involving
large number of species
Mass Extinction
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Biological partnership of early
plants and fungi which
enabled them to live on bare
rock
Mycorrhizae
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Relationship between two
species in which both species
benefits
Mutualism
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Animal with hard outer
skeleton (exoskeleton),
segmented body, and paired
joined limbs
Arthropods
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Believed to be first arthropod
to live on land
Scorpion
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Terrestrial arthropod that
evolved from land dwellers
Insects
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An animal with a backbone
Vertebrate
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First vertebrate which lived in
water.
Jawless fish
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First vertebrate which lived on
land.
Amphibians
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Smooth skinned, four legged
animal, internal skeleton
Amphibians
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Watertight skin makes them
better suited for live on land
yet they still lay eggs
Reptiles
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Evolved from feathered
dinosaurs in the Jurassic
Period
Birds
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Movement of Earth’s land
masses through geologic time
Continential Drift
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TRIVIA
Completion