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Class 12 · NCERT

NCERT Biology

Complete Class 12 Biology — genetics, evolution, ecology, and human health.

16Chapters
141+Questions
14Available
Each chapter includes:
📖 Read⏱ Practice📝 Take Test🗒 Notes

All Chapters15

01

Sexual Reproduction in Flowering Plants

Flower structure, pollination, fertilisation, seed development.

~50 min10 questions
02

Human Reproduction

Male and female reproductive systems, gametogenesis, fertilisation.

~48 min9 questions
03

Reproductive Health

Population control, contraceptives, STIs, MTP.

~38 min7 questions
04

Principles of Inheritance and Variation

Mendel's laws, dominance, sex determination, chromosomal disorders.

~55 min12 questions
05

Molecular Basis of Inheritance

DNA structure, replication, transcription, translation, gene regulation.

~60 min14 questions
06

Evolution

Origin of life, Darwin's theory, evidence and speciation.

~45 min9 questions
07

Human Health and Disease

Immunity, vaccines, allergies, cancer, drugs and alcohol.

~50 min10 questions
08

Strategies for Enhancement in Food Production

Plant breeding, tissue culture, animal husbandry.

~40 min8 questions
09

Microbes in Human Welfare

Microbes in food, biogas, sewage, biocontrol.

~38 min7 questions
10

Biotechnology – Principles and Processes

Recombinant DNA, cloning, PCR, electrophoresis.

~52 min10 questions
11

Biotechnology and its Applications

GM organisms, biopharmaceuticals, gene therapy, bioethics.

~45 min9 questions
12

Organisms and Populations

Ecology, population attributes, growth, interactions.

~48 min9 questions
13

Ecosystem

Productivity, decomposition, energy flow, ecological pyramids.

~45 min9 questions
14

Biodiversity and Conservation

Types of biodiversity, hotspots, threats, in-situ and ex-situ.

~42 min8 questions
15

Environmental Issues

Coming Soon

Pollution types, greenhouse effect, ozone depletion.