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Details Title: Plants Description: Vocabulary Words for Chapter 2 Total Flash Cards: 6 Created: 11/13/2004 13:46:18	To study from this set of flash cards, or to create your own your own study flash cards, register HERE. If you are already a registered user, CLICK HERE.
Cards Term Root Hairs Definition Threadlike cells on a root that take in water and minerals from the soil. Most plants have root hairs. Term Epidermis Definition A protective layer on a leaf. It helps keep the leaf from losing water and drying out. Term Stomata Definition Pores in the bottom of leaves that open and close to let in air or give off water vapor. Term Transpiration Definition A plant's release of excess water vapor through the stomata on the underside of its leaves. Term Chlorophyll Definition A green substance in plant cells that helps plants make food by trapping the Sun's energy. Term Photosynthesis Definition A process in plants that uses energy from sunlight to make food from water and carbon dioxide.