Complete biography of K. Kamaraj
On July 15, 1903, in a tiny town of Virdunagar, Tamil Nadu, and a little baby boy was born. His parents Kumaraswamy Nadar and Sivakami Ammal named him Kumaraswamy Kamaraj Nadar.
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Complete information on variation, its types and sources
The difference between closely related animals called variation. Each individual differs from the others by height, body shape, body colour, voice, behaviuor etc. Variation provides raw material for evolution.
Complete information on the Lamarckian theory of evolution as well as on Neo-Lamrckism
Lamarck was a French biologist. He was the first biologist to explain a definite theory of evolution. He was also first man to coin the term biology. He focused on the phylogenetic tree or tree of life to show the phylogenetic relationship among the organisms.
Complete information on the classification of waste
For effective-management and disposal of hazardous waste, waste classification is an essential pre-requisite. Generally, the following approaches have been followed internationally to classify the hazardous wastes :
Complete information on the invention and growth of Paper
Newspaper, writing paper, printing paper, type writing paper, blotting paper, carbon paper, tissue paper-who can deny that paper is one of the most useful articles in man’s daily life. Yet man did not invent paper.
When was the resolution of Complete Independence of Indian passed ?
On January 26, 1930 the people took a pledge to struggle for Poorna Swaraj. Twenty years later when our Constitution was ready, we choose 26th January, 1950 to adopt our Constitution.
Complete information on the phases of growth of gram seeds into a new plant
A living organism, whether plant or animal is what it is by virtue of its specific structure and function. Life-sustaining functions can be carried out within the framework of specific structure.
Complete information about life in the mighty mountains of India
Long and high ranges of mountains lie in the North and North-eastern parts of India. These ranges are called the Himalayas, i.e., 'the house of snow'. They stretch from Jammu & Kashmir to Arunachal Pradesh, covering a distance of 2,600 kilometers. States like Himachal Pradesh, Uttaranchal and parts of West Bengal, etc.
Complete information on Mitotic phase of cell division
It is the longest mitotic stage and it marks the beginning of cell division. In this stage chromatin networks condense and appear as distinct, long thread0like chromosomes. The term chromosome was first introduced by Waldeyer in 1888.