Tamil Nadu Board Class 12 Botany Syllabus

The course syllabus for Tamilnadu board Class 12 Botany forms the basic communication between students and their instructors. Class 12 botany syllabus plays an important role for both students and instructors as it provides information about the course required throughout the semester while for the instructors it becomes significant with planning and demonstrating to students. Tamilnadu board Class 12 Botany syllabus will help students in terms of getting an idea about the importance of a particular topic.

To ensure that the students are able to develop their key concepts on various topics, BYJU’S has come up with Tamilnadu Board Class 12 Botany syllabus which will help students grasp easily. A detailed syllabus of the Tamilnadu board Class 12 Botany syllabus has been given below.

Bio-Botany Syllabus:


Taxonomy of Angiosperms

Plant anatomy

Cell biology and genetics Chromosomes


Plant physiology

Biology in human welfare



To dissect and describe the floral parts of the given parts in the following families.

  • Malvaceae
  • Solanaceae
  • Euphorbiaceae
  • Musaceae


To identify and write notes on the following slides

  • T.S. of dicot stem
  • T.S. of dicot root
  • T.S. of monocot stem
  • T.S. of monocot root
  • T.S. of dicot leaf

Cell biology and genetics

  • To describe the model of DNA / photograph of DNA.
  • To describe the types of RNA as seen in photograph
  • To describe callus / plantlets in tissue culture (real specimens or photographs)

Plant physiology

To describe the experimental setup on the following topics:

  • Photosynthesis
  • Respiration
  • Osmosis
  • Transpiration

Economic importance of plants

To identify and describe plants as prescribed in the syllabus.

Importance of Class 12 syllabus TN Board

  1. It helps students to get an idea about the marks weightage allotted to different units and chapters.
  2. The syllabus also explains the question paper pattern which helps students to know what types of questions they can expect from each section.
  3. It helps students to prepare for their exam effectively as the question paper will be framed as per the syllabus.
  4. Preparing according to the syllabus will help students to score good percentile in their final Class 12 board exam.

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