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G11 Ch 14 History Of Life
Test Description: Brief history of the early Earth and origin of life
Instructions: Answer all questions to get your test result.
1) what is the first life according to the fossil record?
A
bacteria
B
Ediacaran biota
C
dinosaur
D
an eukaryote cell
2) what was like the atmosphere more than 3 billion years ago?
A
much more humid than now
B
mostly nitrogen and oxygen
C
mostly nitrogen and CO2
D
mostly methane and CO2
3) what is the reason for the appearance of oxygen in the atmosphere?
A
cyanobacteria
B
fungi
C
plants
D
volcanoes
4) what is the Cambrian Explosion?
A
the fast appearance of many different body types
B
a meteorite impact
C
a giant volcanic eruption
D
a mass extinction
5) select the right order of events
A
eukaryote, prokaryote, cyanobacteria, multicellular life
B
cyanobacteria, eukaryote, prokaryote, multicellular life
C
bacteria, cyanobacteria, eukariote, multicellular life
D
multicellular life, prokaryote, eukaryote, fungus
6) why are fossils important
A
they are a source of minerals
B
they give information on the history of life and evolution
C
they help in dating rocks
D
they give information of the formation of the planet
7) ''only living organisms can produce other living organisms''
A
is the theory of biogenesis
B
is the theory of evolution
C
is the theory of spontaneous generation
D
is the theory of simple organic molecules formation
8) the theory of simple organic molecules formation explains:
A
how the basic molecules of life appeared from simple chemicals
B
how cyanobacteria invented photosynthesis
C
how eukaryotic cells appeared
D
how archaea can survive extreme environments
9) the theory of spontaneous generation
A
has been proven correct by Louis Pasteur
B
has been disproved
C
explains the origin of life
D
is considered valid
10) according to the endosymbiont theory
A
different eukaryotic cells joined in a single cell
B
cyanobacteria evolved from archaea
C
prokaryotes and eukaryotes can only live in symbiosis
D
early prokaryotes became organelles of the eukaryotes
*select an answer for all questions
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