Factors Causing Population Change
There are four basic factors that cause population change in a country – Natality or the birth rate, Mortality or…
mortality
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Occupations and Livelihood
An activity that serves as one’s regular source of livelihood is called as occupation.
Our Food Resources
The resources that provide food to living organisms are called as food resources.
Positive and Negative Interdependence among Organisms in Ecosystems
Interdependence between two species through which individuals of either one or both species benefit is called positive interdependence. The benefits to the individual of any species through this relationship may be continuous or transitory, obligate or facultative. Both partners in this type of relationship may be in close contact; one may be inside some specific area or attached to the surface of the other’s body. Positive interdependence is divided into three major types: mutualism, Commensalism, and proto-cooperation.
Contribution of BAU- Ranchi in Oilseed Production
According to the Global Agriculture Information Network of America the oil seed production of India during 2020-21 may increase up to considerable level
Occupations and Work
An activity that serves as one’s regular source of livelihood is called as occupation
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.
Dahlia – One of The Amazing Flowers of winter
The first Dahlia flower in winter of the year was seen by me only today in my school garden. It looked so solitary, innocent and so beautiful that I could not resist the temptation of taking its photograph.
The Death of Jordanov Bruno
Jordanov was a famous Italian philosopher, astronomer, mathematician and poet of 16th century. He was born in Shola, Italy in 1548.
