Importance of Water Caltrop – Trapa nutans
Singhara is known as the Water Caltrop in English. In Botany it is known as Trapa nutans. Its other two species are Trapa bicornis, and Trapa rossica. The later is an endangered species.
cholesterol
Read Article
Need for Living Together and Neighbourhood
Human beings needed to live together to have a family and to rear and develop children. They lived together for social security and social strength. Thus, human settlements were formed.
Neighbourhood is a geographically localized community within an area, may it be a rural area, a town or a city, or sub-urban.
Sacred Grove
Hindus and Hindu tribals believe that certain Gods live on some trees. They worship these trees and protect by all means. These trees are called as sacred groves.
What is the interaction between members of the same species?
Living beings interact with each other, with members of other species, and with components of the abiotic environment in an…
Marine Pollution and Oil Spills
It is due to frequent oil spills that sea otters, many sea birds, whales and many other species of the marine environment have become endangered. The oil spill damages fisheries and Mari culture, and causes serious economic losses to the local public and the governments.
Farmers and their conditions in India
Sometimes it so happens that serious and abrupt changes in weather condition ruin the entire crop. Thus, the hard work of the whole season goes in vain. What about the debt which he has to pay? On the other hand, market prices of his agriculture production often remain too less to support the economy of the farmer. These are the conditions under which a number of farmers in different states of India have been reported committed suicides.
Land Management and Need of Land Management
Land management is the process of managing the use and development of land resources in rural and urban areas.
Pollution and its various Types
Our natural resources are known to have some specific qualities of their own. These qualities are known as natural qualities. It is due to specific natural qualities that different natural resources have been useful to us and to the whole biosphere. But now, the condition has changed considerably.
Atmosphere and its Importance
The Envelope of air held around the earth by its magnetic force, gravity or geomagnetism, is called the atmosphere.
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.
Questions and answers on Heredity/Bio- X
1. Trait-A exists in 10% of a population of an asexually reproducing species and trait-B in 60%of the same population….
Pollution load in the atmosphere from non-renewable sources – Coal and Petroleum
Non-renewable resources coal and petroleum are energy sources that we use and consume faster than the rate of their production in nature.
