what is nutrition? give the autotrophic nutrition in plants in brief.
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All the green plants possess an autotrophic mode of nutrition. The autotrophic organisms contain a green colored pigment called chlorophyll which helps in trapping energy from the sun. They prepare their own food by utilizing the solar energy, water, and carbon dioxide by the process of photosynthesis.
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Autotrophic nutrition means that simple inorganic substances are taken in and used to synthesise organic molecules. Energy is needed to achieve this. In photo-autotrophic nutrition light is the energy source. In most instances the light source is solar energy, the process being photosynthesis.
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