Which phrase best describes a climax community?
O A. A small community
O B. A community with one species
O c. A community of invasive species
O D. A stable community

In which situations is the principle of cross-cutting relationship useful in determining relative age?

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is most likely effect on the ecosystem?

As a result of climate change earths temperature is rising and sea ice is melting what is a likely effect? answer : populations of walruses and polar bears will decline