What relationship exists between trophic levels and a food chain

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

The buildup of sediments where a river empties into a slow-moving or nonmoving body of water is known as a/an

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.