Incasive Species are one of the major threats to biodiversity. These species multiply quickly and compete with native species for food, sunlight, space and other resources. On the map, determine the area where native species will have limited resources available to them due to invasion

Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials

Which of the following human activities resulted in the growth of the north american deer population?

Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?