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Class 11Biological Classification— NCERT Biology, Chapter 2. The second chapter of NCERT's Class 11 biology book traces classification from Aristotle (trees, shrubs and herbs; red-blooded or not) and the two-kingdom system of…
Class 12Microbes in Human Welfare— NCERT Biology, Chapter 8. The eighth chapter of NCERT's Class 12 biology book, closing Unit VIII, shows microbes as helpers. Lactic acid bacteria turn milk into curd and raise its vitamin B12…
Class 12Organisms and Populations— NCERT Biology, Chapter 11. The eleventh chapter of NCERT's Class 12 biology book opens Unit X, Ecology, and studies life at the population level. A population has what no individual has: birth…
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