How would earth be different if it's crust did not move and it lacked tectonic plates

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

The finches on the galapagos island were similar in form except for variations of their beaks. darwin observed that these variations were useful for: attracting a mate defending territory building nests gathering food

Which is a genetic engineering advancement directly related to a career in biotechnology? 1) improving solar energy collection 2) transporting textiles at higher rates 3)creating crop foods that resist insect pests 4)repairing historical sites with quality materials