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                                                                                                                                    PHOTOSYNTHESIS

                                                                                                                                    Picture
                                                                                                                                    PHOTOSYNTHESIS
                                                                                                                                    IT IS THE MOST IMPORTANT ANABOLIC PROCESS ON EARTH BY WHICH GREEN PLANTS PREPARE THERE FOOD USING CARBONDIOXIDE, WATER IN THE PRESENCE OF SUNLIGHT AND CHLOROPHYL
                                                                                                                                    IT CAN BE  WRITTEN AS AN EQUATION -
                                                                                                                                    12H2O + 6 O2 IN THE PRECENCE OF SUNLIGHT AND CHLOROPHYLL = C6H12O6 + 6O2 +6H2O
                                                                                                                                    CHEMOSYNTHESIS
                                                                                                                                    THE PROCESS OF CARBOHYDRATE SYNTHESIS IN WHICH ORGANISMS USE CHEMICAL REACTION TO GET ENERGY THROUGH INORGANIC SUBSTANCES IS CHEMOSYNTHESIS .
                                                                                                                                    FOR EXAMPLE - SULPHUR BACTERIA
                                                                                                                                    PHOTONS
                                                                                                                                    LIGHT IS BELIEVED TO BE STREAM OF TINY PARTICLES CALLED PHOTHONS.
                                                                                                                                    CHLOROPLASTS
                                                                                                                                    CHLOROPLASTS ARE THE GREEN PLASTID WHICH OCCUR IN ALL GREEN PLANTS.
                                                                                                                                    GRANUM
                                                                                                                                    PLATE LIKE STRUCTURES IN CHLOROPLASTS ARE CALLED GRANUM .
                                                                                                                                    CHLOROPHYLL
                                                                                                                                    THEY ARE GREEN PHOTOSYNTHETIC PIGMENTS PRESENT IN ALL AUTOTROPHIC TYPE OF NUTRITION EXCEPT BACTERIAS.
                                                                                                                                    FACTORS REQUIRED FOR PHOTOSYNTHESISES
                                                                                                                                    1)EXTERNAL FACTORS
                                                                                                                                    A)SUNLIGHT
                                                                                                                                    B)CARBONDIOXIDE
                                                                                                                                    C)WATER
                                                                                                                                    D)TEMPERATURE
                                                                                                                                    2)INTERNAL FACTORS
                                                                                                                                    A) CHLOROPHYLL
                                                                                                                                    B)ENZYMES
                                                                                                                                    MECHANISIM OF PHOTOSYNTHESIS
                                                                                                                                    A) LIGHT REACTION
                                                                                                                                    IT OCCURS IN THYLAKOID MEMBRANE OF GRANA .
                                                                                                                                    IT IS A PHOTOCHEMICAL CHANGE .
                                                                                                                                    IN THIS PROCESS CHLROPHYLL ABSORBS LIGHT IN THE FORM OF PHOTONS AND IT GET EXCITED AND ENERGY IS REALISED .
                                                                                                                                    B)DARK REACTION
                                                                                                                                    IT OCCURS IN STORMA .
                                                                                                                                    IT IS A SERIES OF BIOCHEMICAL CHANGES .
                                                                                                                                    IN THIS PROCESS 6 MOLECULES OF CARBONDIOXIDE ABSORBED FROM ATMOSPHERE AND CONVERTED INTO CARBOHYDRATE  THROUGH A SERIES OF CHEMICAL REACTION CALLED CALVIN-BENSON CYCLE .

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