Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYEcosystem2 Marks
Question
What do you understand by Food-Chain?
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Answer
Food chain is defined as the phenomenon of transfer of energy through series of organisms falling on successive trophic levels. Example : sun is the ultimate source of energy. Producers or green plants photosynthesize and utilize solar energy. Thereafter the energy is transferred to other successive levels. Food chain can be depicted as follows.
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