Prelims Notes

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.

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?

Secondary treatment is a biological treatment process used to stabilize the dissolved solids. Microorganisms (e.g., bacteria) feed on the organic solids (food) in the wastewater and convert the organics into a cellular or biological mass that can later be removed. These biological processes are aerobic processes. Oxygen must be provided for these aerobic organisms to … Read more DMPQ- What is Secondary Treatment of Waste Water?

Chipko movement, also called Chipko andolan, nonviolent social and ecological movement by rural villagers, particularly women, in India in the 1970s, aimed at protecting trees and forests slated for government-backed logging. The movement originated in the Himalayan region of Uttar Pradesh (later Uttarakhand) in 1973 and quickly spread throughout the Indian Himalayas. The Hindi word … Read more DMPQ- How does the Chipko movement emerge as a peasant and women’s movement for forest rights

The Zoological Survey of India (ZSI), with its headquarters in Kolkata and 16 regional stations is responsible for surveying the faunal resources of India. Possessing a tremendous diversity of climate and physical conditions, India has great variety of fauna, numbering 89,451 species, which include protista, mollusca, anthropoda, amphibia, mammalia, reptilia, members of protochordata, pisces, aves … Read more DMPQ- Write a short note on the Fauna of India

Increasing Forest Area and Restoring Ecological Balance Moisture conservation: trees take water from the lower soil strata and bring it to the upper layers through long tap root system and, also, trees check evaporation of water;  Soil conservation: trees help in checking erosion by wind and water; Natural habitat conservation:Trees provide habitat to many birds … Read more DMPQ- Outline the objectives of Social Forestry.

India is geographically the second-largest country not to have multiple time-zones- the People’s Republic of China being the other. Adopting two time zones for India is something that the Government ought to consider and look to implement. Far too many people in India operate in a time zone that is not an appropriate diurnal cycle … Read more DMPQ:Should India Have more than one Time zone?

Pro-Active and Responsive facilitation by Interactive, Virtuous and Environmental Singlewindow Hub was recently launched by the Prime Minister of India.  It is a Single-Window Integrated Environmental Management System, launched on the occasion of World Biofuel Day.  It has been designed, developed and hosted by the Ministry of Environment, Forest and Climate Change (MOEFCC), with technical … Read more DMPQ- PARIVESH

Govt. of India and  UNDP Sea Turtle Project: A significant proportion of world’s Olive Ridley Turtle population migrate every winter to Indian coastal waters for nesting mainly at eastern coast. With the objective of conservation of olive ridley turtles and other endangered marine turtles. Ministry of Environment & Forests initiated the Sea Turtle Conservation Project … Read more DMPQ- Sea turtle Project India.

The Kashmir stag also called Hangul is a subspecies of Central Asian Red Deer native to northern India.It is the state animal of Jammu & Kashmir.In Kashmir, it’s found in Dachigam National Park at elevations of 3,035 meters.These deer once numbered from about 5,000 animals in the beginning of the 20th century.Unfortunately, they were threatened, due to … Read more DMPQ- What is Project Hangul.