Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 10th
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Science Class 10th SSLC (English Medium) Tamil Nadu Board of Secondary Education Topics and Syllabus

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Tamil Nadu Board of Secondary Education Syllabus For Class 10th Science: Knowing the Syllabus is very important for the students of Class 10th. Shaalaa has also provided a list of topics that every student needs to understand.

The Tamil Nadu Board of Secondary Education Class 10th Science syllabus for the academic year 2021-2022 is based on the Board's guidelines. Students should read the Class 10th Science Syllabus to learn about the subject's subjects and subtopics.

Students will discover the unit names, chapters under each unit, and subtopics under each chapter in the Tamil Nadu Board of Secondary Education Class 10th Science Syllabus pdf 2021-2022. They will also receive a complete practical syllabus for Class 10th Science in addition to this.

Academic year:

Tamil Nadu Board of Secondary Education Class 10th Science Revised Syllabus

Tamil Nadu Board of Secondary Education Class 10th Science and their Unit wise marks distribution

Tamil Nadu Board of Secondary Education Class 10th Science Course Structure 2021-2022 With Marking Scheme

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1 Laws of Motion
2 Optics
3 Thermal Physics
4 Electricity
5 Acoustics
6 Nuclear Physics
7 Atoms and Molecules
8 Periodic Classification of Elements
9 Solutions
10 Types of Chemical Reactions
11 Carbon and Its Compounds
12 Plant Anatomy and Plant Physiology
14 Transportation in Plants and Circulation in Animals
15 Nervous System
16 Plant and Animal Hormones
17 Reproduction in Plants and Animals
  • Reproduction in Plant 
  • Mode of Reproduction in Plant 
    • Mode of Reproduction in Plant:
    1. Sexual reproduction
      - Why the Sexual Mode of Reproduction?
    2. Asexual reproduction
  • Asexual Reproduction in Plant 
    • Asexual Reproduction in Plant
    1. Binary fission
    2. Budding
    3. Fragmentation
    4. Spore formation
    5. Vegetative reproduction
  • Method of Natural Vegetative Propagation 
    • Method of natural vegetative propagation:
    1. Reproduction by Stem
    2. Reproduction by Leaf
    3. Reproduction by Root
    • Advantages of natural vegetative propagation
    • Disadvantage of natural vegetative propagation
  • Sexual Reproduction in Flowering Plants 
    • Description of flowering part:
    1. Stalk - Calyx, Corolla, Androecium (The male part), Gynoecium (The female part)
    2. Ovules
    • Steps of sexual reproduction in the flowering plant:
    1. Pre-fertilization event
    2. Double fertilization event
  • Pre-fertilization in Plant: Pollination 
    • Pollination
    • Some examples of pollination
  • Agents of Pollination 
    • Abiotic agents:
    1. Pollination by wind (Anemophily): Adaptations in anemophilous flowers
    2. Pollination by water (Hydrophily): Adaptations in hydrophilous flowers, Hypohydrophily, Epihydrophily.
    • Biotic Agents:
    1. Pollination by insects (Entomophily): Adaptations in entomophilous flowers
    2. Pollination by birds (Ornithophily): Adaptations in ornithophilous flowers
    3. Pollination by Bats (Chiropteryphily): Adaptations in chiropterphilous flowers
  • Double Fertilization in Plants 
    • Double Fertilization
    • Significance of Double Fertilization
  • Human Reproductive System 
    • Male Reproductive System 
      • Male Reproductive System
      1. Testes: Histology of Testis
      2. Accessory ducts
      3. Glands: Prostate gland, Cowper’s gland/Bulbourethral gland, Semen
      4. External genitalia: Scrotum
      • Puberty / Sexual maturity in males
    • Female Reproductive System 
      • Female Reproductive System
      1. Ovary: Structure and development of the ovary, Ovarian histology of a mature female, Structure of Graafian follicle
      2. Oviduct/Fallopian tube/Uterine tube: Infundibulum, Ampulla, Isthmus/Cornua
      3. Uterus: Fundus, Body, Cervix
      4. Vagina
      5. External genitalia
      6. Accessary glands/Vestibular glands/Bartholin’s glands
      • Puberty / Sexual maturity in Females
  • Gametogenesis in Animal 
    • Gametogenesis in Animal
    1. Male gamete: Sperm and Structure of Human Sperm
    2. Female gamete: Ovum and Structure of Human Ovum
    • Spermatogenesis:
      I. Multiplication phase
      II. Growth phase
      III. Maturation phase
    • Structure of sperm
    • Oogenesis
    • Structure of secondary oocyte
  • Menstrual Cycle (Ovarian Cycle) 
    • Menstrual Cycle (Ovarian Cycle)
    • Menstrual phase
    • Proliferative phase/Follicular phase/Post-menstrual phase
    • Ovulatary phase
    • Secretory phase/Luteal phase
  • Fertilization to Foetal Development 
  • Reproductive Health 
    • Family Welfare Programme
    • Reproductive and Child Health Care (RCH) Programme
      - Goals of RCH Programmes
  • Family Planning 
    • Family Planning and welfare
    • Aspects of Family welfare
    • Methods of contraception
    1. Hormonal Methods (Pills)
    2. Barrier Methods
      (a) Condom
      (b) Diaphragms
      (c) Sperm-killing (spermicidal) agents
    3. Intra-Uterine Devices (IUDs)
    4. Surgical methods
      (a) Tubectomy (for female)
      (b) Vasectomy (in male) 
    5. Induced Abortion or Medical Termination of Pregnancy (MTP)
  • Types of Hygiene: Personal Hygiene 
    • Personal Hygiene
    • Major aspect of personal hygiene
    1. Cleanliness
    2. Physical exercise
    3. Rest and sleep
    4. Healthy habits
18 Genetics
19 Origin and Evolution of Life
20 Breeding and Biotechnology
21 Health and Diseases
22 Environmental Management
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