Question

all but one of the factors may cause an animal species to be placed on the endangered species list. the factor that does not directly contribute to the endangered status is:
a. pollution from human sources
b. introduction of non - native animals to the range of the animal
c. introduction of the animal into places that it has previously gone extinct
d. habitat loss because of city construction

Explanation:

• Option A: Pollution from human sources can harm animals' health and living environment, contributing to endangerment.
• Option B: Introduction of non - native animals can lead to competition for resources or predation on the native species, increasing the risk of endangerment.
• Option C: Re - introducing an animal to a place where it was extinct is a conservation effort, not a cause of endangerment.
• Option D: Habitat loss due to city construction reduces the living space of animals, which is a major factor in endangerment.

Answer:

C. introduction of the animal into places that it has previously gone extinct