Match the terms to their definition. 1. catalyst A special cell that regulates the stomata. 2. chlorophyll The loss of water through stomata. 3. chloroplast A special cell body containing chlorophyll. 4. epidermis A substance that speeds up or helps chemical reactions. 5. glucose The process of plants converting carbon dioxide and water into glucose and oxygen. 6. guard cell The green pigment found in most plants. 7. photosynthesis Small pore in a leaf (plural: stomata). 8. starch The outer layer of cells on the leaf. 9. stoma The simple sugar formed during photosynthesis. 10. transpiration A chain of simple sugar units.