Red algae Phaetophyta Brown algae Chrysophyta Golden algae Chlorophyta Green algae What does deciduous mean? A plant that sheds its leaves annually How do they survive the winter? Their above ground stems become dormant; the nourishment is stored in the roots and underground parts How do gymnosperms survive the winter? Above What may diarrhea be an indication of? Contrast animals with open and closed circulatory systems. Contrast monocot and dicot root and stem. What are the decomposers and why are they important? How are plants and animals interdependent?