Notes and Study material for Exams
Usefulness of Plants and human affairs (utility) Food Plants are the main source of food for humans. Plants, unlike humans and animals, manufacture their own food. They do so by the process known as Photosynthesis in their green leaves by use of sunlight. They can convert and store the Light energy in the … Read more
Usefulness of animals and human affairs As food The human Population exploits a large number of animal species for food, both of domesticated Livestock species in Animal Husbandry and, mainly at sea, by hunting wild species. Marine fish of many species, such as herring, cod, tuna, mackerel and anchovy, are caught commercially, forming … Read more
Electricity and its effects -electric intensity, potential, potential difference Electricity is the physical flow of electrons, referred to as an electrical current. Electricity is an energy carrier that efficiently delivers the energy found in primary sources to end users, who in turn convert it into energy Services. Electricity can be created in three … Read more
Distribution Of Major Natural Resources Of World-Water, Soils, Forests in reference to South and South-East Asia Distribution of key natural resources across the world (including South Asia and the Indian subcontinent) Natural resources are highly valued because human beings are dependent on them to fulfil their fundamental needs that changes with … Read more
Soil fertility depleted, the rivers polluted and the forests destroyed. The Indian Scenario India constitutes 18 per cent of the world’s Population, 15 per cent of the live stock population and only 2 per cent of the geographic area, one per cent of the forest area and 0.5 per cent of pasture lands. … Read more
Biodiversity Improved human health and well-being What are the challenges of land resources management? Land resources management faces a number of challenges, including: Population Growth Climate Change Overuse of resources Pollution Conflict over land use What are some examples of land resources management practices? Some examples of land resources management practices include: Land … Read more
INFRASTRUCTURE and protection of forests and wildlife. Under this scheme 1.74 lakh claims with an extent of 10.26 lakh acres are received. Of which 1.63 lakh claims with an extent of 9.81 lakh acres are surveyed. Remaining are under progress. Plantation Activities: Eucalyptus Plantations: The APFDC has been raising Eucalyptus Clonal … Read more
Fauna and Flora Geography: Wild Animals, Animals, Birds, Reptiles, Mammals, Trees and Plants and others Flora is the name given to the collective plant life that grows or once grew in a certain area or during a given time period. It usually refers to the native plant life present but does include new … Read more
Distribution of natural Resources World Distribution of forest reserves Forests cover 31 percent of the world’s land surface, just over 4 billion hectares. (One hectare = 2.47 acres.) This is down from the pre-industrial area of 5.9 billion hectares. According to data from the U.N. Food and agriculture Organization, deforestation was at its … Read more