Abiotic: which are the non-living factors and chemicals in environments which can affect the ecosystem.
Because people and animals exhale carbon dioxide which plants need and they release oxygen
The hydrologic cycle is another name for the water cycle.
Answer:
This system is responsible for all the sensations we feel – cold, hot, smooth, rough, pressure, tickle, itch, pain, vibrations, and more. Within the somatosensory system, there are four main types of receptors: mechanoreceptors, thermoreceptors, pain receptors, and proprioceptors.
Explanation: