10-year PYQ analysis · Priority: Core · Class 12
This is a Core NCERT chapter. While weightage is 2–3 questions/year, these marks can be easy wins if NCERT is read carefully. Focus on definitions, diagrams, and key examples. One mistake = −1 mark, so accuracy matters here.
Based on 10-year NEET PYQ analysis, Microbes in Human Welfare contributes an average of 2–3 questions (8–12 marks) per year. Priority: "Core".
Highest-yield topics: Household microbes, Biogas, Sewage treatment, Biocontrol agents, Biofertilizers.
Moderate weight — focus on core NCERT facts and key diagrams.
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