JKPSC Prelims and Mains Notes, JKPSC Test Series
There are three interrelated hierarchical levels of biodiversity namely, genetic diversity, species diversity and community or ecosystem diversity. Genetic diversity It describes the variation in the number and types of genes as well as chromosomes present in different species. The magnitude of variation in genes of a species increases with increase in size and environmental … Read more DMPQ- What are the different Types of biodiversity?
Different methods are used for treatment of solid waste and the choice of proper method depends upon refuse characteristics, land area available and disposal cost they are as follows Incineration Compaction Pyrolysis Gasification Composting Incineration It is a controlled combustion process for burning solid wastes in presence of excess air (oxygen) at high temperature of … Read more DMPQ- What are the different methods of solid waste treatment?
Although the systems of ancient India do have their reflections in the Constitutions of India, the direct sources of the Constitution lie in the administrative and legislative developments of the British period. Regulating Act of 1773 This Act was based on the report of a committee headed by the British Prime Minister Lord … Read more Evolution of Indian Constitution
Deserts are formed in regions with less than 25 cm of annual rainfall, .or sometimes in hot regions where there is more rainfall, but unevenly distributed in the annual cycle. Lack’ of rain in the mid latitude is often due to stable high pressure zones; deserts in temperate regions often lie in “rain shadows”, … Read more DESERT ECOSYSTEM
Wetlands are lands transitional between terrestrial and aquatic system where the water table is usually near the water surface and land is covered by shallow water. Essential as: control floods, water treatment, recharging of water sources, reduce sediments, check soil erosion, bulwark against encroachment by the sea, winter resort for birds and important … Read more Wetland Conservation Programme
The hydrologic cycle is important because it is how water reaches plants, animals and us! Besides providing people, animals and plants with water, it also moves things like nutrients, pathogens and sediment in and out of aquatic ecosystems. One of the ways that water moves through the cycle is through its ability to permeate, or … Read more DMPQ- What is the importance of hydrologic cycle ?
The hydraulic filling method is suitable for granular fill. Generally, this method is used when filling is carried out from an offshore source, either from a rehandling pit, as explained earlier, or from a trailer suction hopper dredger. In the case of pumping from a cutter suction hopper dredger, the fill material is dredged from … Read more DMPQ- Explain the Hydraulic filling method of Soil Reclamation.
Notification on Environmental Impact Assessment (EIA) of developmental projects 1994 under the provisions of Environment (Protection) Act, 1986 making EIA mandatory for 29 categories of developmental projects. One more item was added to the list in January, 2000. environmental impact assessment statutory for 30 activities Environment Impact Assessment Notification of 2006 has categorized the developmental … Read more Environmental Impact Assessment (EIA)
E — WASTE E-waste is not hazardous if it is stocked in safe storage or recycled by scientific methods or transported from one place to the other in parts or in totality in the formal sector. The e-waste can be considered hazardous if recycled by primitive methods Survey was carried out by the Central Pollution … Read more ENVIRONMENT POLLUTION 2
Any – body of standing water, generally large enough in area and depth, irrespective of its hydrology, ecology, and other characteristics is generally known as lake. Ageing of Lakes The nutrient enrichment of the lakes promotes the growth of algae, aquatic plants and various fauna. This process is known as natural eutrophication. Similar nutrient … Read more LAKE ECOLOGY