Are forest fires biotic or abiotic

abiotic

Explanation:

Fire is not a living thing, and abiotic factors are the factors in an ecosystem that are not-living. Therefore, fire is an abiotic factor in an ecosystem, though is rarely mentioned.

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme