Notes and Study material for Exams
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> Seed Seed is technically defined as ripened ovule containing embryo. Another definition says that the seed is a living embryo which is vital and basic input for attaining sustained Growth in agricultural production in different agro-climatic conditions. The embryo in the seed remains almost suspended for … Read more
Indian economy still is agro based economy and INFRASTRUCTURE: The government needs to improve rural infrastructure, such as roads, electricity, and telecommunications. This will help to improve the lives of farmers and reduce their dependence on agriculture. Provide support to farmers: The government needs to provide support to farmers, such as subsidies, loans, and insurance. … Read more
Mainstay of Indian economy Since independence, undergone a change from being the sector contributing the highest share to the GDP to one contributing the lowest share. agriculture is a state subject. GDP contribution (Agriculture and allied sector) 5 pc in 1950-51 7 pc in 2008-09 and 14.6 pc in 2009-10. It was 19 pc in … Read more
The Green Revolution was initiated in the 1960’s to address the issue of Malnutrition in the developing world. The technology of the Green Revolution involved bio-engineered seeds that worked in Conjunction with chemical Fertilizers and heavy Irrigation to increase crop yields. Green Revolution was largely confined in wheat crop and in northern India such … Read more
Soil Pollution is the Contamination of the soil by human and natural activities which may cause harmful effects on living beings. This may be due to the following factors. (i) Industrial wastes: Industries are the major causes for soil pollution Textiles, steel, paper, Cement, oil, dyeing and other industries are responsible for soil pollution. Toxic … Read more
Eutrophication is a syndrome of ecosystem, response to the addition of artificial or natural substances such as nitrates and phosphates through fertilizer, sewage, etc that fertilize the AQUATIC ECOSYSTEM. The Growth of green algae which we see in the lake surface layer is the physical identification of an Eutrophication. Some algae and blue-green bacteria … Read more
Movement of these pollutants involves two main processes: Bioaccumulation refers to how pollutants enter a food chain. there is an increase in concentration of a pollutant from the Environment to the first organism in a food chain. Biomagnification refers to the tendency of pollutants to concentrate as they move from one trophic … Read more
Green Revolution in India A term coined to describe the emergence and diffusion of new seeds of Cereals. Norman-e-Borlaug is the Father of Green Revolution in the world, while Dr. M.S. Swami Nathan is known as the Father of Green Revolution in India. The new cereals were the product of research work and concentrated plant … Read more
Pesticide Residues in Human Blood: A Silent Threat to Our Health Pesticides, designed to protect crops and control pests, have become ubiquitous in our environment. While they play a crucial role in agriculture and public health, their widespread use raises concerns about potential human exposure and its health implications. This article delves into the presence … Read more
The Silent Epidemic: Diseases Caused by Environmental Degradation The Earth, our home, is facing a multitude of environmental challenges, from climate change to pollution and deforestation. These challenges are not just abstract concepts; they have a direct and devastating impact on human health, leading to a silent epidemic of diseases caused by environmental degradation. This … Read more