| A | B |
| producers | make own food |
| consumers | must eat other organisms for food |
| omnivores | eat plants and animals |
| herbivores | eat plants |
| carnivores | eat meat |
| decomposers | eat dead materials |
| photosynthesis | process where sugar is made from the suns energy |
| products of photosynthesis | sugar and oxygen |
| reactants of phosotsynthesis | carbon dioxide, water, and sunlight |
| respiration | process where sugar is broken down to use for energy |
| nutrients | useful chemicals in food |
| organic nutrients | nutrients produced by living things |
| inorganic nutrients | nutrients NOT made by living things |
| fiber | not digested by humans, but aids in digestion |
| carbohydrates | sugars which provide energy |
| Examples of carbohydrates | fruits, vegetables, bread |
| proteins | build and repair cells |
| examples of proteins | meat, beans, milk |
| lipids | fats which provide a lot of energy |
| minerals | found in the soil |
| examples of minerals | iron, calcium |
| vitamins | chemicals we don't make which are found in our foods |
| examples of vitamins | beta carotene, vitamin B12 |
| simple carbohydrates | "bad" carbohydrates such as soda and candy |
| complex carbohydrates | "good" carbohydrates such as fruits and vegetables |