Organisms That Use the Sun's Rays as an Energy Source

Question

Organisms that use the sun's rays as an energy source and the atmosphere as a source of carbon are:
A) chemoautotrophs
B) photoautotrophs
C) photoheterotrophs
D) chemoheterotrophs

Accepted Answer

Photoautotrophs use sunlight as an energy source and carbon dioxide from the atmosphere as their carbon source to synthesize organic compounds through the process of photosynthesis.