This same natural process becomes a nuisance aka body odour, when perspiration/sweat encounters bacteria on the skin. Dr Pai insists, sweat itself does not smell, but coupled with the dead skin cells, it provides a medium for the bacteria to grow. This bacteria, breaks down the sweat causing unpleasant body odour..
Abiotic Factors: : are non-living physical and chemical elements of an environment. These factors are important for the survival of the organisms of that environment. (See biotic factors. ).
Contemporary definitions for abiotic factor Expand. noun. pertaining to any non-biological factors that play a role in an organism's environment; non-living environmental factors. Examples. A forest fire is an example of an abiotic factor.