Bioinvasion of Foreign and Genetically Engineered Species
An incident of invasion by a living species into entirely new habitat thereby threatening the existence of native species is called as bioinvasion or Biological Invasion.
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The Story of Daddy Longlegs
Well, Daddy Longlegs or the Grandfather Grey Beard is a Cellar Spider named as Pholcus taxonomically. It is a member of the family Pholcidae (C.L.Koch, 1850). It is an Aranchomorph spider that comes under the phylum Arthropoda.
Water Pollution- Sources and Control
Mixing of different solid, liquid or gaseous substances and microorganisms into water, so as to alter its natural qualities is called as water pollution. According to the National Water Commission (1973), water gets polluted if it has not been of sufficiently high quality to be suitable for the highest uses people wish to make of it at present or in future.
Our Environment and its Components
Man is surrounded by various life forms, forces and conditions- both physical and biological. Sunlight, land, air and water form physical conditions whereas all the plants, animals, and microorganisms form biological conditions.
Forest – Fires in Uttarakhand and Himachal
Since October 1st to November 9th, a total of 92 incidents of forest-fires have been recorded that have burnt about 133.55 ha of forest in Uttarakhand.
United Nations System
On June 26, 1945 fifty-one; nations representing 80% of the world’s population approved and signed a charter for the establishment of a world body of nations – the United Nations Organisation (UNO); at San Francisco.
The Problems of Waste in our surrounding
Substances that are thrown out to some place due to their uselessness or excreted out of our body are called as waste substances.
Heredity, Its Physical Basis and Variations
Some specific characters are found in the parents of each species. These characters are transferred from generation to generation through the process of sexual reproduction.
Why Do Some Birds Migrate?
Birds that travel from one place to the other place are called as Migratory Birds.
Crafts and their cultural importance
India has a vibrant tradition of crafts. Though agriculture employs largest number of people in this country, craft section employs and sustains over twenty million people.
Woo Back Lovely Sparrows to Our Homes
Sparrow or the House Sparrow taxonomically belongs to the family Passeridae. It is found in most parts of the world.
Eat Ginger to treat Degenerative Disorders
Ginger is one of the most commonly consumed condiments in the world. It is botanically known as Zingiber officinalis and…
