1. Environment The simple definition of environment is the ‘surrounding'. It is what surrounds a thing. We can also define environment as the combination of all of physical and organic factors that act on a living being, residents, or ecological society which powers its endurance and growth.

2. Types of Environment: The Physical environment physical or a-biotic environment is the environment which includes non living or physical things such as soil and earth. It also includes the climatic factors such as sunbeams, rainwater, precipitation, moisture, pressure and wind speed.

3. The Importance of Physical Environment The most important thing to make a house is residential space, and for residential space, we need land area. Land area is included in physical environment. So landed area is very important for living beings. The a-biotic environment like soil, water and air are the necessary nutrient element provider for the living beings.

4. All of living beings are surrounded by atmosphere. The atmosphere is the combination of different types of gases. All living beings take oxygen and other gases from the atmosphere. The a-biotic environment also controls the climatic factors like weather. The physical environment also includes the soil which is responsible for the food crops for the living beings. It also provides different types of minerals which are very necessary for growth of life

5. Biotic environment It is also known as biological environment and organic environment. In the opposite side of the physical environment, the biotic or biological environment is responsible for the living beings. biological means living things. So, the biological environment is the environment which involves the living part of the earth.

6. The importance of biotic environment This type of environment includes plants, trees, animals, mammals, underwater living beings, human beings, and microorganisms like bacteria and fungi. A concept which is necessary to understand is the fact that living beings are highly dependent on each other. For example humans are highly depend upon plants and trees for food and oxygen, and plants and trees are also depend upon humans and animals for carbon dioxide.

7. Social or cultural environment This type of environment involves the culture and life style of the human beings. The social or cultural environment means the environment which is created by man through his different social and cultural activities and thinking. The historical, cultural, political, moral, and economic aspects of human life constitute the social or cultural environment

8. The Importance of Social or Cultural Environment Culture involves the religion of the human, relations with each other. Society is the involvement of different types of people. They have different religion, different thinking, which generates a culture of its own which leads people possessing their own lifestyle. The social or culture environment affects the social culture of human beings and hence its great importance.