<u>Answer:</u>
The fluctuations that are present in abiotic cycles have an impact on living organisms and on ecosystems as a whole because any system that is present in a community requires the support of abiotic system
The materials that are present in an environment require the involvement of both biotic and abiotic system. The biotic community comprises of the living organisms that coexists in an ecosystem whereas abiotic factors are the non-living factors that influences the living of organisms in an ecosystem.

<em><u>Nitrogen</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em><u>not</u></em><em><u> </u></em><em><u>a</u></em><em><u> </u></em><em><u>product</u></em><em><u> </u></em><em><u>of</u></em><em><u> </u></em><em><u>photosynthesis</u></em>
Carbohydrates monomer is polymer made up of monomers called monosaccharides.
Eccentricity of a body following an elliptical orbit defines how nearly circular the path of the object is. When the eccentricity of an orbiting body increases, it means that the body is moving in the most stretched out path.
The uninoculated tube is considered to be a negative control
because a negative control is an effect of having to show no response. Am uninoculated
control is where organisms are not being
inoculated such as having a culture bacteria of not being inoculated with an
organism.