Which resources does the National Park Service manage? Check all that apply.

seashores

monuments

memorials

wildlife refuges

ecosystems

endangered species

A national park service manages to preserve the integrity of the wildlife refuge, ecosystems and the endangered species.

A wildlife refuge is also called as a wildlife sanctuary it is a naturally formed wildlife reserve that provides the protection to the wildlife species from the predation, hunting, poaching and competition. It is a protected area in a geographical territory which protects the wildlife.

An ecosystem can be defined as a natural community in which diversity of living beings like plants, animals, birds and microbes interact with their surrounding physical environment.

An endangered species is the one which is likely to become extinct soon.

d, e, f