1. Plant Definitions

2. Cell a membrane covered structure that contains all the materials necessary for life – the smallest unit / the building blocks of life. Plant cells are eukaryotic and contain three extra organelles Chloroplasts cell walls vacuoles

3. Tissue a group of similar CELLS that work together to perform a specific job in a plant. There are three types of tissue in a plant cell: Dermal – means skin Vascular – means small vessel (xylem & phloem are examples) Ground – “filler” tissue

4. Organ a combination of two or more TISSUES that work together to perform a specific function in the plant. Roots Stems Leaves

5. Organ System a group of ORGANS that work together to perform functions for a plant Shoot system (above ground) Root system (underground)

6. Organism anything that can independently carry out life processes – consists of one or more ORGAN SYSTEMS.