EOSC - Mass Extinctions - Statistics

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General Stats

This quiz has been taken 14 times
The average score is 21 of 86

Answer Stats

Hint	Answer	% Correct
Extinction 1	Late Ordovician	88%
Extinction 2	Late Devonian	63%
When	360 ma	38%
How Much	50%	38%
How Much	60-70%	38%
How Much	70-80%	38%
Extinction 3	End Permian	38%
Extinction 4	End Triassic	38%
Why	ice age	38%
AKA	K/Pg extinction event	38%
Why	no oxygen	38%
so there was ...	no oxygen	38%
AKA	the great dying	38%
When	201 ma	25%
When	251 ma	25%
for ...	2 ma	25%
When	450 ma	25%
	60% of plants	25%
When	66 ma	25%
How Much	75%	25%
specifically	80-90% marine	25%
How Much	90-96%	25%
called the ...	alverez hypothesis	25%
	ammonites	25%
Why	asteroid impact	25%
	CAMP	25%
this would be located in the ...	chicxulub impact crater	25%
and so ...	clathrates melted	25%
which released ...	co2 and so2	25%
	coal	25%
Index Fossil	conodonts	25%
so...	dinosaurs	25%
After	dinosaurs take over	25%
so it was ...	dry	25%
	ecological space	25%
Extinction 5	End Cretaceous	25%
	fern spores	25%
which indicated there were ...	forest fires	25%
	gas	25%
and released ...	ghgs	25%
	hibernating	25%
what helped species survive?	hiding	25%
maybe there was a ...	impact	25%
maybe there were ...	impacts	25%
called an ...	impact winter	25%
this is supported by the ...	iridium anomaly	25%
	lethal blasts	25%
which species could do that?	mammals	25%
	ocean stagnation	25%
and set fire to ...	oil	25%
Who	over half of animals	25%
	pangaea	25%
which...	release methane	25%
	shattered glass	25%
	shocked quartz	25%
	siberian traps erupt	25%
there were also ...	soot	25%
	suevite	25%
and so ...	temperatures increased	25%
After	triassic coal gap	25%
	tsunami deposits	25%
Why	unclear	25%
this would have caused ...	vaporization	25%
would have resulted in ...	1% surface light	13%
plant diversity recovered by:	230 ma	13%
	broken ear drums	13%
what else happened?	deccan traps erupted	13%
which ...	devastated primary producers	13%
	dust	13%
yucatan peninsula had ...	evaporites	13%
	fire	13%
	food chain collapses	13%
1	freezing temperatures	13%
like ...	gypsum	13%
	half of plants	13%
because ...	limestones were vaporized	13%
	no photosynthesis	13%
like ...	phytoplankton	13%
Why	sea level fall	13%
and then lead to ...	sulphuric acid rain	13%
	tektite rain	13%
which had ...	tektites	13%
after 1 ...	temperatures rose	13%
	disrupted rainfall	0%
which lead to ...	so2 in the atmosphere	0%
what doubled?	volcanic activity	0%