life process all definitions. class 10
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Explanation:
Life
Earth happens to be the only known planet having a life. There are beings wh0 live, die and become part of nature again. The living organism can be differentiated from the inanimate entities on various parameters of life processes.
Life Process
Maintenance of living organism is essential even if they are moving, resting or even sleeping.
The processes which together perform the function of maintenance of ‘life’ are called as life processes.
Nutrition, respiration, circulation, excretion are examples of essential life processes.
In unicellular organisms, all these processes are carried out by that single cell.
In multicellular organisms, well-developed systems are present to carry out the processes.
Nutrition
Nutrition
The process of acquiring food that is needed for nourishment and sustenance of the organism is called nutrition.
two mode of nutrition
There are two main modes of nutrition, autotrophic and heterotrophic.
There are two main modes of nutrition, autotrophic and heterotrophic.Heterotrophic nutrition has subtypes as holozoic, saprophytic and parasitic nutrition.
Autotrophic Nutrition
Autotrophic NutritionIf an organism can nourish itself by making its own food using sunlight or chemicals such mode of nutrition is called as autotrophic nutrition.
Photosynthesis
PhotosynthesisPhotosynthesis is an important process by which food is formed.
PhotosynthesisPhotosynthesis is an important process by which food is formed.The plants make food using sunlight and water, which provides nourishment to other organism and themselves.
PhotosynthesisPhotosynthesis is an important process by which food is formed.The plants make food using sunlight and water, which provides nourishment to other organism and themselves.Chlorophyll present in the green parts absorbs light energy.
PhotosynthesisPhotosynthesis is an important process by which food is formed.The plants make food using sunlight and water, which provides nourishment to other organism and themselves.Chlorophyll present in the green parts absorbs light energy.This light energy is used to split water into hydrogen and oxygen.
PhotosynthesisPhotosynthesis is an important process by which food is formed.The plants make food using sunlight and water, which provides nourishment to other organism and themselves.Chlorophyll present in the green parts absorbs light energy.This light energy is used to split water into hydrogen and oxygen.Hydrogen is then used to reduce carbon dioxide into carbohydrates, typically glucose.
PhotosynthesisPhotosynthesis is an important process by which food is formed.The plants make food using sunlight and water, which provides nourishment to other organism and themselves.Chlorophyll present in the green parts absorbs light energy.This light energy is used to split water into hydrogen and oxygen.Hydrogen is then used to reduce carbon dioxide into carbohydrates, typically glucose.Chlorophyll is essential for photosynthesis and stomata
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