Earth 's geologic history

By the end of this era, reptiles became dominant.

• cenzoic
• mesozoic
• paleozoic
• precambrian

Dinosaurs ruled this era.

• Paleozoic 
• mesozoic
• precambrian
• cenozoic

What era is sees the rise of mosses, ferns, and conifers?

• Precambrian 
• paleozoic
• Mesozoic 
• Cenzoic

Mass extinction of the dinosaurs marks the end of this era.

• Mesozoic 
• Cambrian
• Jurassic 
• Cenozoic 

Because of the extinction of dinosaurs this kingdom thrived.

• Reptiles
• mammals
• amphibians
• none of these

Flowering plants dominate during this era.

• Cenozoic 
• Mesozoic 
• cambrian

Era in which homosapiens appear.

• paleozoic
• mesozoic
• Triassic 
• cenozoic

Popular theory suggests this ended the age of dinosaurs.

• asteroid impact
• ice age
• human predation

Continents split into current positions.

• cenozoic
• paleozoic
• cambrian
• mesozoic

One huge continent-Pangaea-forms.

• mesozoic
• cenozoic
• paleozoic