Answer:
Abiotic factors refer to non-living physical and chemical elements in the ecosystem. Abiotic resources are usually obtained from the lithosphere, atmosphere, and hydrosphere. Examples of abiotic factors are water, air, soil, sunlight, and minerals. Biotic factors are living or once-living organisms in the ecosystem.
Explanation:
<span>Clostridium perfringens and Salmonella</span>
Plants and animals are both "organisms" or "living organisms" if you prefer.
An organism is basically a group of different organs functioning together (hope this was the easiest way to explain it).
Hope it helped,
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A. Skeletal and muscular
the other three don’t have to do with this type of internal movement though as the abdominal region and internal organs don’t have to do with this, A is the only possible answer