LAKE ECOLOGY

  Any – body of standing water, generally large enough in area and depth, irrespective of its hydrology, ecology, and other characteristics is generally known as lake. Ageing of Lakes The nutrient enrichment of the lakes promotes the growth of algae, aquatic plants and various fauna. This process is known as natural eutrophication. Similar nutrient … Read more

DMPQ:What is Renaissance? What are the causes of Renaissance?

The Renaissance was a fervent period of European cultural, artistic, political and economic“rebirth” following the middle Ages. Generally described as taking place from the 14th centuryto the 17th century, the Renaissance promoted the rediscovery of classical philosophy,literature and art. The Causes of Renaissance are: Rise of Intellectualism. Reintroduction of classical works. The invention of the … Read more

CHATTISHGARH : MIGRATION

  Migration has been significantly reshaping the traditional social and economic structures of rural communities of Chattishgarh. The livelihood activities of rural families are no longer confined to farming and are increasingly being diversified through rural-to-urban migration. With the development of trade and industry and the awareness produced by the mass media, rural poor are … Read more

Geographical condition and distribution of major crops, like,Rice, Wheat,Cotton, Jute, Sugarcane, Rubber, Tea and Coffee

  Rice The rice is cultivated on the largest areas in India. Historians believe that while the indica variety of rice was first domesticated in the area covering the foothills of the Eastern Himalayas (i.e. north-eastern India).Rice is a nutritional staple food which provides instant energy as its most important component is carbohydrate (starch). Rice … Read more

The Ghaznavid Invasion of India.

The Ghaznavid Dynasty was founded after the Turk slaves reached higher posts, such as commander-in-chiefs, in the Samanid court; they then took over the state of Khorasan. The real founder of the Ghaznavid Dynasty is, in fact, Sabuktigin. It was in his time that the Ghaznavid sovereignty expanded. Mahmud Ghazni was Son of Sabuktigin, the … Read more

Height and Distance

  This topic has many practical application in day to day life. In engineering stage it is used in surveying. The basic purpose is to find the unknown variables by observing the angle of the line of sight. This is done by using some the fact that in a right angled triangle the ratio of … Read more

DMPQ:The advent of British no doubt bring hardship, plunder, famine etc. But the British rule left behind some positive developments too. Do you agree ?

200 years of British rule had some positive developments too and they eventually led to the formation of Modern India. The positive developments are as follows: Economy: A well-developed railway network across India. Immediately after independence, India could setup heavy industries because of this reason. Telegraph and postal system – post offices till today form … Read more

DMPQ:Write a short note on Coriolis Effect.

It is a deflecting force experienced due to rotation of earth. Because of Coriolis the air appears to turn towards its right in the northern hemisphere and towards its left in the southern hemisphere. The coriolis always acts in the perpendicular direction of the motion ofair. It is zero at the equator and increases towards … Read more