October 2021

what is carbon cycle

What is carbon cycle – definition and properties

Introduction Humans, plants, various animals, viruses, and bacteria are made up of different types of elements. There are 6 major elements in nature that are extremely important to all living things. These are carbon, hydrogen, oxygen, nitrogen, phosphorus, and sulfur. They are found in large quantities in the human body. All the elements rotate in

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Oxygen cycle

Oxygen cycle: Definition, properties, and significance

Introduction Earth is the home of various plants and organisms. A relationship has developed between the organisms and the natural environment through mutual interaction. The plant receives the essential nutrients from the soil i.e. inert environment. Nutrients are transferred through various processes. After the death of plants and animals, that element is re-entered in the

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intensive subsistence agriculture or farming

What is intensive subsistence agriculture or farming?

Introduction All economic activity in the world is directly or indirectly dependent on agriculture. This method is associated with the collection of resources directly from nature. As a primary activity, agriculture has a direct connection with people and the natural environment. The method of farming is different in every part of the world. One such

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