Which of earth's features were caused by deposition? a). volcanic craters b)flat tops of mountains c)valleys formed by a glaciers d)canyons in a mountain range e) islands where rivers meet the sea

What did not occur in the proterozoic eon a)the oxygen levels increase greatly in the atmosphere, b)the emergence of the eukarya , c)muti cella’s eukaryotic organisms began to diversify, d)anaerobic bacteria kept thriving with more oxygen

What are examples of the plant life and animal life that can be found in each type of terrarium

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic.