MD.3.0. Life Science: The students will use scientific skills and processes to explain the dynamic nature of living things, their interactions, and the results from the interactions that occur over time.
3.E.1. Flow of Matter and Energy: Recognize that some source of energy is needed for all organisms to grow and survive.
3.E.1.a. Identify the sun as the primary source of energy for all living organisms: Plants use sunlight to make food; Plants and animals use food for energy and growth.
3.E.1.c. Provide examples that justify the statement 'Most animals' food can be traced back to plants.'