Organisms that prepare their own food are called:
- Heterotrophs
- Autotrophs
- Saprotrophs
- Parasites
Answer: Autotrophs
Autotrophs (e.g., plants, cyanobacteria) synthesize organic compounds from inorganic sources via photosynthesis/chemosynthesis. They form the base of food chains. Basic ecology concept. [[NCERT Biology Class 12]]