Notes and Study material for Exams
The components of the ecosystem is categorised into abiotic of non-living and biotic of living components. Both the components of ecosystem and Environment are same. Abiotic Components the inorganic and non-living parts of the world. consists of Soil, water, air, and Light energy etc. involves a ,large number of chemicals like Oxygen, nitrogen-, … Read more
ECOLOGY is defined “as a scientific study of the relationship of the living organisms with each other and with their Environment.” The classical texts of the Vedic period such as the Vedas, the Samhitas, the Brahmanas and the Aranyakas–Upanishads contain many references to ecological concepts .The Indian treatise on medicine, the Caraka- Samhita … Read more
The term Sustainable Growth became prominent after the World Conservation Strategy Presented in 1980 by the International Union for the Conservation of Nature and Natural Resources. Brundland Report(1987) define Sustainable Development as the a process which seek to meet the needs and aspirations of the present generation without compromising the ability of the future generation … Read more
The Nitrogen Cycle: A Vital Dance of Life and Death The nitrogen cycle is a fundamental process that sustains life on Earth. It describes the continuous movement of nitrogen, a crucial element for all living organisms, through various reservoirs in the environment. This intricate dance of transformation involves a complex interplay of physical, chemical, and … Read more
Biodiversity Conservation: A Vital Lifeline for Our Planet The Earth’s biodiversity, the vast array of life forms that inhabit our planet, is a treasure trove of ecological, economic, and cultural value. From the towering redwoods of California to the vibrant coral reefs of the Great Barrier Reef, each species plays a crucial role in maintaining … Read more
Intercropping: A Symphony of Species for Sustainable Agriculture The world’s population is growing, and with it, the demand for food. Traditional monoculture farming, where a single crop dominates a field, struggles to meet this demand while facing challenges like soil degradation, pest outbreaks, and reliance on synthetic inputs. A promising alternative lies in intercropping, a … Read more
What is Desertification? Desertification is the degradation of land in arid, semi-arid, and dry sub-humid areas. It is caused by human activities and Climate Change. Desertification can lead to a loss of BiodiversityBiodiversity, a decline in agricultural productivity, and an increase in poverty. Causes of Desertification Overgrazing Deforestation Irrigation Climate change Effects of Desertification Loss … Read more
Biodiversity: The Tapestry of Life and Its Crucial Role in Our World Biodiversity, the intricate web of life on Earth, encompasses the vast array of living organisms, their genetic diversity, and the ecosystems they inhabit. It’s a complex and interconnected system, a symphony of life playing out across every corner of our planet. From the … Read more
The Tundra: A Frozen Frontier of Life The word “tundra” evokes images of vast, desolate landscapes blanketed in snow and ice. While this perception holds some truth, the tundra is far from barren. It is a unique and resilient ecosystem, home to a surprising array of life adapted to survive in some of the harshest … Read more
Biological Weathering is the breakdown of rocks and minerals by living organisms. It is a type of Physical Weathering, which means that it does not involve any chemical changes. Biological weathering can be caused by a variety of organisms, including plants, animals, and bacteria. Plants can break down rocks by growing through them, while animals … Read more