You are presented with the question "Autotrophs make food from what?" and the following answer choices: 
- Converting waste.
 - members of their own species
 - Chemical energy
 - photosynthesis
 - that material's properties
 - inorganic molecules
 - Organic compounds
 - Chlorophyll

Now knowing that producers make food from inorganic molecules and autotrophs are referred to as producers, choose the best answer.


 

      inorganic molecules   