Justify why the predator/prey relationship is a community level interaction.

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

When analyzing tree rings, what do scientists assume a thin ring indicates?

Which of the following is the best definition for the process of photosynthesis? a.) plants digest sugars to make energy. b.) plants use oxygen and glucose to make carbon dioxide. c.) plants use sunlight and carbon dioxide to make sugars. d.) plants use sunlight to make chlorophyll and chloroplasts.