Tnpsc and Upsc Notes Pdf
Pravin Babu R 
Mother goddess terracotta Indus Valley civilisation It is one most exciting sculptures found from the Indus Valley Civilisation. This is titled Mother Goddess, it symbolises fertility. It is made up of terracotta, it is made by hand, and dates back to 2500 BCE, and its origin is Mohenjo-Daro, Pakistan. Its dimensions are 22 cm Height, … Read more
Earthquake Waves Earthquake Waves are or seismic waves are the vibrations generated by an earthquake or similar energetic sources such as explosions. These are propagated within the Earth or along its surface. All the earthquakes take place in the Lithosphere. A seismograph device records the waves that reach the surface. Earthquake waves are of two … Read more
The Lemongrass also called Citronella grass, which is a kind of flowering plant which is part of the grass family. Citronella grass is found in tropical and subtropical areas. It grows well in sandy, loamy soils, well-drained, and fertile grounds and it requires a lot of rain during the growing season. Lemongrass Savanna Adaptations These … Read more
Indigo revolt Before the introduction of Chemical Dyes, there was natural Indigo Dye. These Dye had high value around the world. As a result, Many European traders tried to become Indigo Planters in India. By that, the Europeans employed the local farmer to grow the Indigo crop. After harvesting, these crops it was processed into … Read more
Amboyna Massacre It was brutal torture and murder of twenty men that including ten men who were in service of the English East India Company in Ambon Island in 1623. Apart from the Ten men others were Japanese and Portuguese traders. They were murdered by the people who worked for the Dutch East India Company. … Read more
Value added tax in India or VAT VAT is introduced in India in April 2005. It replaced the existing sales tax with VAT Act 2005. Earlier some states such as Gujarat, Tamil Nadu, Rajasthan, Madhya Pradesh, Chhattisgarh, Jharkhand, Uttarakhand, and Uttar Pradesh have opted out of VAT but adopted later. It is a method of … Read more
It is used daily in the home, school, everywhere, and even in our food. Uses of Nuclear Physics The application of Nuclear Physics is Power production and military defense. And apart from it has a wide range of applications in Medicine, Agriculture, Carbon dating in Archeology, and also in several industries. Agriculture Radio Isotope of … Read more
Erosion is the acquisition and transportation of rock debris. When the massive rocks break into smaller fragments due to weathering and other processes, the geomorphic agents like water, glaciers, wind, waves etc remove and transport these rock debris to other places. Types of erosion Water Erosion – It is the removal of soil by water … Read more
Pallavas art and architecture Pallavas era was the great age of temple building. They actually introduced the art of excavating temples from the rocks. Also, the Dravidian style of Architecture was actually started by the Pallavas. The Dravidian architecture had a gradual evolution that started from cave temples to monolithic rathas and finally to structural … Read more
Pallavas Administration The Administration of Pallavas were well organized. The state was divided into Kottams. The Kottam were administrated by the officers whom were appointed by the King. The king was the supreme power and was the fountain of justice. The King provided land grants to the temple called Devadhana. The King also provided land … Read more