Biology
1.Nutrition-Food Supplying System
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2.Respiration-The energy releasing
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3.Transportation-The circulatory system
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4.Excretion-The wastage disposing system
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5.Coordination-The linking system
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6.Reproduction-The generating system
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7.Coordination in life processes
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8.Heredity-From parent to progeny
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9.Our environment-Our concern
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10.Natural resources
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Telangana (TM) Biology Text Book
15/03/2016