Question

which of the following is an important purpose of national parks and wildlife refuges?
to restrict oil drilling to specific areas
to set aside land for deforestation
to protect landscapes and endangered species
to protect the ecosystem from the effects of industrial fishing

Explanation:

National parks and wildlife refuges are established to safeguard natural landscapes and species at risk of extinction. They aim to conserve biodiversity and natural habitats, not to facilitate activities like deforestation, or to specifically restrict oil - drilling or industrial fishing (though they may have such secondary effects).

Answer:

to protect landscapes and endangered species