Class XII Biology Chapters

Select a chapter to begin practicing NEET Biology questions.

📚 Class XII Biology Chapters

Chapter	Total	MCQ	Assertion-Reason	Match List	Fill in Blank	Practice
Molecular-Basis-of-Inheritance Variants: Molecular-Basis-of-Inheritance	668	276	0	100	292	Practice
Biotechnology-Principles-and-Processes Variants: Biotechnology-Principles-and-Processes	535	160	100	90	185	Practice
Principles-of-Inheritance-and-Variation Variants: Principles-of-Inheritance-and-Variation	519	194	141	85	99	Practice
Sexual-Reproduction-in-Flowering-Plants Variants: Sexual-Reproduction-in-Flowering-Plants	501	501	0	0	0	Practice
Biotechnology-and-its-Applications Variants: Biotechnology-and-its-Applications	494	98	86	87	223	Practice
Microbes-in-Human-Welfare Variants: Microbes-in-Human-Welfare	455	225	0	0	230	Practice
Human-Health-and-Disease Variants: Human-Health-and-Disease	446	182	0	0	264	Practice
Reproductive-Health Variants: Reproductive-Health	187	89	0	0	98	Practice
Biodiversity-and-Conservation Variants: Biodiversity-and-Conservation	100	100	0	0	0	Practice
Ecosystem Variants: Ecosystem	100	100	0	0	0	Practice
Environmental-Issues Variants: Environmental-Issues	100	100	0	0	0	Practice
Evolution Variants: Evolution	100	100	0	0	0	Practice
Human-Reproduction Variants: Human-Reproduction	100	100	0	0	0	Practice
Organisms-and-Populations Variants: Organisms-and-Populations	100	100	0	0	0	Practice
Reproduction-in-Organisms Variants: Reproduction-in-Organisms	100	100	0	0	0	Practice
Strategies-for-Enhancement-in-Food-Production Variants: Strategies-for-Enhancement-in-Food-Production	100	100	0	0	0	Practice

Tip: If counts look split between variants, consider running a safe normalization (backup first). This page shows combined totals by normalized chapter keys without changing data.