Ch. 10 Notes Photosynthesis significance: organic substances created Autotrophs have photosynthesis Chemosynthetic organisms are bacteria These organisms build their own organic compounds Know trophic system Summary equation: 6(H2O) + 6(CO2) -----> C6H12O6 Know if endergonic or exergonic Source of energy is light Light is electromagnetic: both matter and energy When light strike anything they release energy This means that the energy is less after Release heat Night vision uses heat If the part of the plant is green then it is involved in food producing. Bigger the leaf the more water is accessible More surface area meaning easier loss of water Cells forming skin of the leaf are clear This is why we can see the green Plants are at brutal war with getting light and water