Answer: wetlands
Explanation: Wetlands are considered the most biologically diverse of all ecosystems.
Liquid water, which is necessary for life as we know it, continues to exist on the surface of Earth because the planet is at a distance, known as the habitable zone, far enough from the Sun that it does not lose its water to the runaway greenhouse effect.
If oxygen is allowed to be present only glycolysis will happen.
It should be carbohydrates
