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. ).
Abiotic factor: a non-living component of an ecosystem--one that plays a key role in organism development and survival. In a tropical rainforest, the amounts of water, sunlight, soil, and precipitation present are pivotal to the continuance of the biome. The biome is classified by a warm, humid climate.