If all plants were to die, photosynthesis wouldn't occur and that would affect the ecosystem because every other biotic organism would not have oxygen to breathe.
Animals, plants, fungi and bacteria use carbohydrates in varying ways. For plants, carbohydrates form a large part of their structure in the form of cellulose. Animals use carbohydrates primarily for energy, such as starch, glucose and other sugars. Bacteria use carbohydrates for both structure and energy.
<h2>Answer</h2>
The parasympathetic neurotransmitter at target organs is <u>acetylcholine</u><u>.</u>
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