| Abiotic components refers to |
| a) | Non-living physico-chemical factors | b) | Living physico-chemical factors |
| c) | Gases produced by industries | d) | Living organisms |
| (a)A biotic components includes the non-living physico-chemical factors of the environment. These components not only affect the distribution and structure of organisms but also their behavior and inter-relationships. Abiotic factors include inorganic substances, organic compounds, climatic factors and edaphic factors |