Which of the following involves only abiotic factors? A. a large rock being weathered by wind and rain
B. an otter using a stone to break open a sea urchin
C. a spider building a web in the corner of a building
D. a pine tree absorbing light from the Sun

According to this food web which of the following would be considered primary consumers

What is the importance of having the us forest service, the bureau of land management, the us fish and wildlife service, and the national park service? to manage land resources for conservation and the development of natural resources to manage land resources for conservation and the development of urban areas to preserve historical landmarks and manage the development of urban areas to preserve historical landmarks and manage the development of rural areas

The graph shows how much money the south dakota livestock industry earns annually. according to the graph, which industry would experience the greatest financial impact from a loss of pastureland