| A | B |
| a photosynthesis reactant | water |
| carbon dioxide | a photosynthesis reactant |
| photosythesis product | sugar |
| oxygen | a photosynthesis product |
| purpose of photosynthesis | make food for plants |
| light | provides nrg for photosynthesis |
| photosynthesis | reaction opposite of respiration |
| cellular respiration | opposite of photosynthesis |
| chlorophyll | absorbs light energy |
| breaks down food using oxygen | respiration |
| water | enters plant through roots |
| absorbed by leaves | light |
| enters leaves through stomata | carbon dioxide |
| exits leaves (transpiration) | water vapor |
| producers | make their own food |
| consumers | consume organisms for food |
| consume organisms for energy | heterotrophs |
| get food for nrg on their own | autotrophs |
| pigment | protein that absorbs light |
| green pigment | chlorophyll |
| reactant | written left of the arrow |
| product | arrow points to ... |
| starting compounds in reaction | reactant |
| compounds present at the end | products |
| reactants for photosynthesis | CO2 + H2O |
| products of photosynthesis | glucose and oxygen |