Organisms capable of using CO_{2} as principal carbon source are called:

  1. A. Autotrophs
  2. B. Heterotrophs
  3. C. Parasites
  4. D. Decomposers

Correct Answer: A. Autotrophs

Explanation

Autotrophs are organisms capable of synthesizing their own food from inorganic substances using light or chemical energy, primarily using carbon dioxide as their carbon source.

Related questions on Biology

Practice more NDA GAT questions