Transcription of Chapter 9 Chapter 10 - NCERT
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Chapter 9 Chapter 10 - NCERT
Chapter 8 Human Health and DiseaseChapter 9 Strategies for Enhancement inFood ProductionChapter 10 Microbes in Human WelfareBiology is the youngest of the formalised disciplines of naturalscience. Progress in physics and chemistry proceeded muchfaster than in Biology. Applications of physics and chemistry inour daily life also have a higher visibility than those of , twentieth century and certainly twenty-first centuryhas demonstrated the utility of biological knowledge infurthering human welfare, be it in health sector or discovery of antibiotics, and synthetic plant-derived drugs,anaesthetics have changed medical practice on one handand human health on the other hand. Life expectancy ofhuman beings have dramatically changed over the practices, food processing and diagnostics havebrought socio-cultural changes in human communities. Theseare briefly described in the following three chapters of this 22 Born in August 1925 in Kumbakonam in Tamil Nadu, Monkambu SambasivanSwaminathan did his graduation and post-graduation in Botany fromMadras University.
Some of the infectious diseases like AIDS are fatal. Among non-infectious diseases, cancer is the major cause of death. Drug and alcohol abus e also affect our health adv ersely. 8.1 COMMON DISEASES IN HUMANS A wide range of organisms belonging to bacteria, viruses, fungi, protozoans, helminths, etc., could cause diseases in man. Such disease-
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1 Introduction, Unit, Infectious Diseases, UNIT 1 Introduction to Infectious Diseases, UNIT 1, Introduction to Infectious Diseases, To infectious diseases, Introduction, Diseases, Infectious, Centers for Disease Control and Prevention, INTRODUCTION 1, Component 1: Introduction to Healthcare and Public, Glencoe, Biology