Wildlife conservation,It’s Importance!!

 WILDLIFE CONSERVATION The wise use of wildlife resources; involves maintain habitat that supports a species or community of species and protecting wildlife from destruction. Biosphere Reserve, National Park, Sanctuary are dedicated to protect wildlife. IMPORTANCE OF WILDLIFE CONSERVATION Wild life is an essential component of various food chains, food webs, biochemical cycles and energy flow […]

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Biodiversity,Conservation of Biodiversity,Types,Value,Biodiversity Hotspot,Threats to Biodiversity!!

BIODIVERSITY The term ‘Biodiversity’ coined by Edward Wilson. Biodiversity or biological diversity is the variety of life in an area that is determined by the number of different species in that area. Biological diversity increases the stability of an ecosystem and contributes to the health of the biosphere. TYPES OF BIODIVERSITY There are three types […]

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Noise Pollution

Noise Pollution,Sources,Causes,Effects,Control of Noise Pollution!!

NOISE POLLUTION Noise pollution or sound pollution is defined as the unwanted sound dumped into the atmosphere that leads to health hazardous.   SOURCES OF NOISE POLLUTION Transportation system is the main source of noise pollution in urban area. Construction of buildings, highways and streets cause a lot of noise, due to the usage of […]

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soil pollution

Soil Pollution,Land pollution,Causes,Effects,Control of Soil Pollution!!

SOIL POLLUTION The soil contamination with solid waste, acid rain excess of fertilizers, insecticides and herbicides is called soil pollution. LAND POLLUTION Soil pollution is the another form of land pollution.Land pollution in other words, means degradation or destruction of earth surface and soil directly or indirectly as a results of human activities. SOURCES OF […]

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water pollution

Water Pollution,Causes.Effects,Marine Pollution,Solution of Water Pollution!!

WATER POLLUTION Water pollution is the introduction into fresh or ocean waters of chemical, physical or biological material that degrade the quality of the water and affects the organisms living it. WATER POLLUTANTS There are various classifications of water pollution. The two chief sources of water pollution can be seen as point and non point. […]

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air pollution

Air pollution,Pollutants,Causes,Effects and Solution of Air Pollution!!

ENVIRONMENT The environment is the sum total of physical and biotic conditions influencing  the responses of the organisms.(Kendeigh,1974). ENVIRONMENTAL POLLUTION Environmental pollution is the introduction  of contaminants into the natural environment that causes adverse change. such as, noise ,heat or light. A formal definition  of  environmental pollution can be said as unfavourable modification of the […]

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Food Chain and Food Web-Notes on Principle and Types!!

Food Chain In every ecosystem , there is a chain of energy. It flows from producer to different level consumers. This chain or system of flowing energy in different trophic level is termed as food chain. In every food chain producers make the food by photosynthesis or chemosynthesis then it flows in primary consumers ar […]

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Community Ecology,Characteristics ,Structure Composition!!

COMMUNITY  Individuals of a species together constitute a population is known as community. different places of earth are shared by many coexisting populations such association is called community. DEFINITION  The assemblage of population of living organism in a particular area or habitat is termed as community. COMMUNITY ECOLOGY  Community ecology is the study of a […]

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Population Ecology-J Curve, S curve and Age Distribution !!

POPULATION A group of organisms of the same species occupying a particular space at a particular time. POPULATION ECOLOGY Population ecology is a study of populations in relation to the environment. It deals with the factors that influence the population’s size, growth, density, distribution, age structure and many other features. DENSITY AND DISPERSION DENSITY: IS […]

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Ecological Succession- Definition,Types of Ecological Succession

ECOLOGICAL SUCCESSION : Ecosystems are constantly changing due to natural and human disturbances. This is a big ecological problem for ecological succession. Example: Natural Disturbance(such as: forest fire) Human Disturbance(such as:clearing a forest for agriculture)     DEFINITION OF ECOLOGICAL SUCCESSION : Ecological succession is the series of changes in an ecosystem when one community […]

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