Examlex
Which of the following statements is correct?
Autotroph
Organisms that produce their own food from inorganic substances, using light or chemical energy.
Cyanobacteria
Photosynthetic bacteria that are often found in aquatic environments, capable of producing oxygen through the process of photosynthesis.
Aerobic Respiration
The process of producing cellular energy involving oxygen. It's the way most cells generate ATP, with carbon dioxide and water as byproducts.
Ozone Layer
A protective layer in Earth's stratosphere that absorbs most of the Sun's ultraviolet radiation, shielding the planet from harmful UV light.
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