Answer:
Photosynthesis
Explanation:
This is a role in the cycling of matter and flow of energy into and out of organisms. The flow of energy and cycling of matter can be traced.
The respiratory system is a collection of organs involved in carrying out gas exchange in your body. Deep in the lungs, tiny sacs called alveoli take in oxygen from the atmosphere and release carbon dioxide.
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The correct answer for this question would be option D. The characteristic that is not considered as seen in the zones of a deciduous forest would be ground zero. There is definitely a ground zone in the deciduous forest, but it consists of mostly true mosses, club mosses and lichens. The soil of these forests are very fertile in nature. Hope this answer helps.