Class 12 Biology Practice questions “Master Class 12 Biology with our specially designed Question Practice series – covering every NCERT chapter in detail, helping you strengthen concepts, improve accuracy, and build exam-ready confidence for NEET and board preparation.” Statement Based Questions Matching Based Questions Assertion/Reason Questions Previous Year Questions Unit 6: Reproduction Sexual Reproduction in Flowering Plants Human Reproduction Reproductive Health Unit 7: Genetics and Evolution Principles of Inheritance and Variation Molecular Basis of Inheritance Evolution Unit 8: Biology and Human Welfare Human Health and Disease Microbes in Human Welfare Unit 9: Biotechnology Biotechnology – Principles and Processes Biotechnology and Its Applications Unit 10: Ecology Organisms and Populations Ecosystem Biodiversity and Conservation