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Worksheetsgeological timescale
Total questions: 9
Worksheet time: 5mins
In the beggining of this era plants evolved, though they did not have leaves
paleozoic
mesozoic
cenozoic
humankind is currently living in this era
paleozoic
mesozoic
cenozoic
this is also known as the age of dinosaurs
paleozoic
mesozoic
cenozoic
many animals began to develop a skeleton during this era
palezoic
mesozoic
cenozoic
this was known as the era of cycads
palezoic
mesozoic
cenozoic
during this era, climate was a warmer than it is today and polar zones did not yet exist
paleozoic
mesozoic
cenozoic
there was an extension of fauna along the whole land in this era
paleozoic
cenozoic
mesozoic
Mammals evolved and diversified in this era
cenozoic
paleozoic
phanerozoic
mesozoic
a mass extintion is
a short geological time when most species die
a short geological time when some species die
a long geological time when most species die
a long geological time when a fraction of species die
