physical biological and social components of environment pdf

Physical Biological And Social Components Of Environment Pdf

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NCBI Bookshelf. The previous chapters of this report focused on health systems and individual and household-level risks that might explain the U. In contrast with traditional environmental health approaches that focus primarily on toxic substances in air, water, and soil, this more recent approach conceptualizes the environment more broadly to encompass a range of human-made physical and social features that are affected by public policy Frumkin,

Concept of environment and ecology The combination of biotic and abiotic factors composes environment, which surrounds us and other organisms. Abiotic factors includes water, air, soil, light, temperature, etc that affects human beings the least. Biotic factors are other factors that influence the environment much more in comparison to abiotic factors. Biotic factors consists all forms of life like animals, plants, micro-organisms, etc.

Social environment

Concept of environment and ecology The combination of biotic and abiotic factors composes environment, which surrounds us and other organisms. Abiotic factors includes water, air, soil, light, temperature, etc that affects human beings the least. Biotic factors are other factors that influence the environment much more in comparison to abiotic factors. Biotic factors consists all forms of life like animals, plants, micro-organisms, etc. Human is an incorporated part of the environment and have very intimate relationship with each other.

The environment where human lives affects the social of human. It has been observed that water, soil, climate and language of human differ from one place to other which is responsible for the generation of various types of social and cultural activities all over the world. The people at hills have distinct life styles as compared to people in the low land area. Similarly, people around the world differ in their food, cloth, traditions, festivals, etc.

All these are affected by the factors around them. Tensley coined the term ecology. The study of interaction and inter-relationship between an organism of some kind and its environment is termed as ecology. An organism niches consists everything that are influenced by the organism independent of its lifetime. Ecology is studied to understand how nature interacts with living systems and how living systems respond to nature. Thus, ecology is a study that helps scientist to achieve new motives by developing technical methods to protect the natural environment.

Environmental biotechnology can play a crucial role in balancing interaction level of biotic and abiotic systems by developing these advanced methods for preserving environment and ecological system. Ecology has been defined as a study of interaction among living beings viz.

Ecology may be studied with particular reference to either animals or plants. Thus, it can be divided in to animal ecology and plant ecology. It is difficult to study animal ecology completely without having a proper knowledge of plant ecology. The animal and plants are given equal emphasis; thus the term bioecology is often used. Components of environment There are three major components of environment.

Biological component. Social component. Physical component of environment: Physical component of environment includes air, water, soil, light, temperature, climate, etc. The physical components are also termed as abiotic components of the environment. These environmental components accounts for determination of living conditions for the human population.

These zones are named as Troposphere, Stratosphere, Mesosphere and Thermosphere. These three parts portrays the three important states of matter forming the environment. This physical component of environment includes abiotic components like air, water and soil.

All these abiotic components affect much more to all living organisms along with human. Water and temperature are the most significant abiotic components affecting living beings as water is important for survival of livings. Water plays a vital role to keep optimum temperature of the body and perform metabolic activities.

All living things perform in a particular range of temperature. Growth of living beings will be affected when temperature will not fall in that range. Air is one of the major physical components, which is needed for respiration. All living beings along with plants and animals need oxygen for their survival. In metabolic process, oxygen is inhaled into the body and exhaled in form of CO2.

On contrast to it, the plants consume CO2 for food preparation during photosynthesis and releases oxygen to the emvironment. Soil is another important component for all living beings to build their habitat.

It is the soil where plant grows and human builds houses to live in. Soil serves to retain ground water which is obtainable for drinking and other farming activities. Biological component of environement: The biological component of environment is also termed as biotic component. This biological component includes all living things like plants, animals and small micro-organisms like bacteria, algae and fungi.

Biological component interelates with the abiotic component of the environment. Interaction of these two components forms various ecosystems like forest ecosystem, pond ecosystem, marine ecosystem, desert ecosystem, etc.

Biosphere is independent and large ecosystem. All ecosystems has three different types of living organisms; i. Producer includes mainly green plants and other photosynthetic bacteria which synthesizes various organic substances such as carbohydrates, proteins, etc. Consumers rely on green plants for their nutrition as these green plants produces organic food materials.

Decomposers are responsible to decompose dead plants and animals and yields various important minerals for the running of the natural cycles. Social component of environment: The third component of environment is social component. This component is mainly consists of various groups of population of different living beings like birds, animals, etc. Human is the most independent and intelligent living organism.

Like all other living creatures on earth, man constructs house, prepares food and delivers waste materials to the environment. It has been said about human by Greek philosopher, Aristotle that human is a social animal.

He prepared various laws, policies for the proper functioning of the society. These three components of the environment give rise to four important zones like Atmosphere, Hydrosphere, Lithosphere and Biosphere. There is continual interaction among these four zones. These interactions include the transport of various elements, compounds and different forms of energy.

Environment and its components. Previous Food chain, food web and ecological pyramids. Next Biofertilizer- Advantages, Types, methods of application and Disadvantages.

Environment and its components

The environment is an evergreen subject because it matters a lot to our daily lives. Our life support systems entirely rely on the well-being of every organism living on planet earth. This is why a lot has been written and spoken about the protection and conservation of the environment. There are even high-value courses dedicated to the study of the environment. A typical example is an environmental science. Environmental science is a field that deals with the study of the interaction between human systems and natural systems. Natural systems involve the earth itself and life.

Ecosystems are dynamically interacting systems of organisms , the communities they make up, and the non-living components of their environment. Ecosystem processes, such as primary production , pedogenesis , nutrient cycling , and niche construction , regulate the flux of energy and matter through an environment. These processes are sustained by organisms with specific life history traits. Ecology is not synonymous with environmentalism or strictly natural history. Ecology overlaps with the closely related sciences of evolutionary biology , genetics , and ethology. An important focus for ecologists is to improve the understanding of how biodiversity affects ecological function.

Not a MyNAP member yet? Register for a free account to start saving and receiving special member only perks. Many environmental factors, including water diversions, affect the structure and functioning of biotic communities in the delta. Although the ecosystem has been radically altered over the past years, it nonetheless remains a biologically diverse and productive ecosystem. In addition, species composition and environmental conditions in the delta have undergone large changes over the period. Interactions among stressors and between stressors and ecosystem processes are common. Nutrient enrichment, toxic chemicals, and temperature, for example, are affected by hydrology and hydrodynamics, that is, the way tides and freshwater flow interact to determine the temporal and spatial variability of the physical environment of the estuary.

Biophysical environment

Environment can be defined as the surroundings or conditions in which a person, animal, or plant lives or operates. Environment plays pre-eminent role in the life cycle of human being as human life is highly dependent on environment. Environment is the grand total of conditions that surrounds us at a given point of time and space. It is comprised of the interacting systems of physical, biological and cultural elements which are interlinked both individually and collectively. Environment is the sum total of conditions in which an organism has to survive or maintain its life process.

Meaning of Environment

The social environment , social context , sociocultural context or milieu refers to the immediate physical and social setting in which people live or in which something happens or develops.

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Очевидно, получалась бессмыслица. Желая помочь, Беккер обратил их внимание на то, что все показанные ему иероглифы объединяет нечто общее - они одновременно являются и иероглифами кандзи. В комнате тут же стало тихо. Старший дешифровщик, нескладный тип по имени Морант, не выпускавший сигареты изо рта, недоверчиво уставился на Беккера. - То есть вы хотите сказать, что эти знаки имеют множественное значение.

Количество нейтронов. Техника извлечения.  - Она пробежала глазами таблицу.  - Уран распадается на барий и криптон; плутоний ведет себя несколько. В уране девяносто два протона и сто сорок шесть нейтронов, но… - Нам нужна самоочевидная разница, - подсказала Мидж.

 Конечно. Я же его личный помощник. - Дай мне .

 - Чуточку. - Это как будто деление на ноль. - Что. - Деление на ноль, - сказала она, пробегая глазами остальные данные.  - Средняя цена определяется как дробь - общая стоимость, деленная на число расшифровок.

Джабба принялся устанавливать на место новый чип. Через минуту его усилия увенчались успехом, а телефон все звонил и звонил. Христа ради, Мидж. Ну хватит .

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Фонтейн посмотрел на вспышки огней в куполе шифровалки. Глаза его расширились. Это явно не было составной частью плана. - У них там прямо-таки дискотека! - пролопотал Бринкерхофф.

 Это чистая правда! - кричал.  - Мы должны позвать людей на помощь. Нам обоим грозит опасность.

 Нет! - отрезала Сьюзан.  - Он стал калекой из-за этих бомб. И он знал про них .

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1 Comments

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