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General Studies

General studies category contains articles of geography, history, polity, economy, art and culture and environment.

Blood Circulation System in Human Body | Important Points

Blood Circulation System A network of organs that allow the circulation of blood throughout the body is also known as the cardiovascular system or human circulatory system. The human circulatory system consists of a network of arteries, veins, and capillaries, with the heart pumping blood through it. The blood circulatory system (cardiovascular system) delivers nutrients

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Human Digestive System| Important Points

The digestive system performs four functions viz. ingestion, digestion, absorption and elimination.  Ingestion is intake of food. Digestion is of two types viz. mechanical (food is broken down into smaller pieces, this begins as soon as we put food in our mouth) and chemical (use of enzymes and acids to break down consumed food). Absorption is the assimilation of digested food in cells while elimination is passing out of what we cannot digest.

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Air Pollution

Primary & Secondary Air Pollutants

Air Pollutants Air pollution refers to the release of pollutants into the air—pollutants which are detrimental to human health and the planet as a whole. Thus, Air Pollutants can be solid particles, liquid droplets, or gases. They can be natural or manmade. The pollutants have been classified into primary and secondary categories. Primary Air Pollutants The primary

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