Environment refers to all the surroundings, which have an impact on human lives. It is the sum total of the surroundings and resources that effect our existence and quality of life. It includes all the biotic and abiotic factors. Biotic factors include all the living creatures like plants, animals, forests, etc. while abiotic factors include all non-living things like air, water, land, etc. that are provided free of cost by nature. Biotic and abiotic both make up our surroundings and impact our existence and quality of life. In other words, environment encompasses the r the biotic and abiotic components and their relations.