Technological Development
The application of scientific knowledge for practical purposes, especially in industry, is called as technology.
machines
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Types of Ecosystems – Terrestrial and Aquatic
Ecosystems can be categorised into two broad categories: natural and artificial. Natural Ecosystems are those ecosystems that operate by themselves under natural conditions. These ecosystems are further categorized as Terrestrial and Aquatic Ecosystems. Terrestrial ecosystems relate to lands, whereas Aquatic ecosystems relate to fresh or marine water. Freshwater ecosystems may be Lotic or Lentic. Lotic are running water ecosystems like springs, streams or rivers, whereas Lentic Fresh Water Ecosystems may be found in standing waters of lakes, ponds, pools, puddles, ditches, swamps, etc. Marine Ecosystems are found in marine waters of salt lakes, seas, oceans and estuaries. Artificial Ecosystems are man-engineered ecosystems like crop fields, artificial ponds and lakes, aquaria, fish ponds, and abandoned mines reclaimed as lakes or water bodies for recreation.
Fern species that grow on old walls in
Ferns belong to Pteridophytes and grow on high altitudes in moist cold places. These don’t need any fertile soil. Since Ranchi or the most part of Jharkhand is located on high land its climate is rather different and somewhat similar to those area of mountains. The author reports here the two fern species that preferably grow in this region that too on old walls.
The Limit of Tolerance of Environment
We have been hearing about environmental pollution, loss of biodiversity, energy crisis, and the sustainable environment since long. So many things have already been infused in school syllabi as well. But how many of us really apply in our real life the things about which we have read in our classes?
What is Global Warming and how is it linked to Green House Effect?
Human activities of pollution are modifying the natural process of green house effect. The advent of the Industrial Revolution in the 1700s boosted up the activities of burning of fossil fuels like coal, oil and natural gas which released lots of heat absorbing gases into the atmosphere.
Talking About the World Homoeopathy Day
The Homoeopathic System of Medical Care is based on equality. Dr. Christian Friedrich Samuel Hahnemann created the pseudoscientific System of Alternative Medicine called Homoeopathy in 1796. He was born on 10th April 1755 in Meissen, Germany and died on 2nd July 1843 in Paris, France.
Immunomodulatory Properties of Murraya koenigii or the Kurry Plant
Kurry plant is a tropical or sub-tropical plant. It taxonomically belongs to family Rutaceae
Amazing world of animals
The term animal has its origin from the Latin word animalis which means one who has breath. This word is usually applied for the non-human members of the Kingdom Animalia in animal taxonomy. However, the closer relatives of humans like mammals (having mammary glands) have been included in this term.
Demand and supply of Energy in India
Energy is essential for working and survival of all the organisms on this planet. In fact, it is the energy which enables organisms to perform their biological functions.
Types of animals: Vertebrates and Invertebrates
According to their physical make up, there are basically two types of animals- Vertebrates and invertebrates. Invertebrates are those animals that don’t have a vertebral column or backbone. On the other hand, Vertebrates are those animals who have a vertebral column or the back bone.
HEC to make Wind Turbines
The Heavy Engineering Corporation (HEC), Ranchi, Jharkhand has decided to make turbine for generating electricity from the Wind Energy. For this HEC has decided to take technology from the Sky Wind, a company of Germany.
… Having High BP? – Take Moringa Leaf Extract!
It is reported that intake of Moringa leaf extract helps reduce High Blood Pressure by preventing thickening of arteries. However, it has been confirmed through researches on animals, not on humans.
