Tamil Nadu state board has structured the class 7 TN board syllabus in coordination with the government of Tamil Nadu (TN). The syllabus is quite dynamic and relevant following the current world. The half-yearly and quarterly exam for every class is very vital for the final year exam. The course structure and number division help students build the correct strategy for the final examination. Following the TN- state board mathematics books correctly will help the students to have a clear understanding of the subject.
The TN board has followed a standard syllabus pattern. Following the TN-board class, seven science syllabus topics will guide students to make a routine for the exam. Science is an essential subject for the future career prospect of class 8 students. TN class 7 science syllabus follows the course structure of CBSE to make students globally competitive. Students must understand that studying science opens many doors to career opportunities in their later life. The transparent marks distribution guides students to give proper weightage to every topic. TN board is effective enough to choose suitable topics for the class 7 science syllabus.
Overview of TN board class 7 Science syllabus 2020-2021
The chapters with relevant topics are mentioned below. Let us go through the TN board science syllabus to plan a proper routine for the final exam. The science subject is classified into three streams. The streams are physics, chemistry, and biology.
The Chapter includes (Chapter-wise):
Physics chapters:
Chemistry chapters:
Biology chapters:
Physics chapters
- The idea of derived quantities and Units (Area, Volume, Density of solids and liquids)
- Explanation and Measuring Astronomical distance. 1 AU & 1 light year.
- Numerical problems
- Distance – displacement
- Speed & velocity
- Distance- time graph
- Velocity – time graph
- Acceleration – time
- Centre of gravity and three states of equilibrium
- Plumb line and spirit level
- Science today
- Adventures in sports – like a bird flies
- Measure and calculate the speed of moving objects
- Pulse rate
- Numerical problems
- Sources of Light, Rectilinear propagation of Light
- Pinhole camera Shadows, Colours in Spectrum
- Reflection
- Plane Mirror (Right or left)
- Sunlight–seven colors–dispersion & synthesis of colors – Newton’s Disc.
- Numerical problems
- Heat & Temperature
- Measuring temperature: Clinical and Laboratory thermometer.
- Thermodynamics scales: Celsius, Fahrenheit, Kelvin, and Rankin.
- Thermometric liquids Numerical problems
- Explain the classification of materials based on electrical properties.
- Describe a simple electric circuit – Open circuit and Closed-circuit.
- Explain the heating effect and magnetic effect of electric current.
- Basic concepts of Universe- milky way
- Building blocks of the Universe
- Satellites – Natural and Artificial
- ISRO
Chemistry chapters
- Separation of substances – Evaporation – Condensation – Crystallization.
- Effect of temperature on – solid, liquid, and gases
- Occurrence of Elements and Compounds in nature
- Elements in the human body
- Elements in air
- Molecules of Elements and Compounds
- Symbols of some common elements
- Atomicity of elements
- Physical change-Crystallization-Melting-Evaporation-Freezing-Sublimation-Chemical change
- Rusting of iron-Burning
- Curdling
- The chemical reaction of Baking Soda with lemon juice
- Conditions needed for a chemical change
- Indicators of a chemical change
- Periodic and non-periodic change
- Endothermic and Exothermic change
- Fermentation
- Structure of an atom
- Sub-atomic particles and their properties
- Molecules, compounds mixture, and its types
- Symbols
- Synthetic fibres-Types and uses.
- Polymers.
- Plastics-Types and uses-Hazardless of Plastics.
- PLA Plastics
- Various methods of disposing of Plastics.
- Biodegradable plastics
- Plastic eating Bacteria
- Glass-Types and uses
- Medicines –Antibiotics-Analgesics-Antipyretic-Antiseptics-Antihistamine-Antacids/ORS
- Combustion and its types
- Flame and its structure
- Fire control
- Fire extinguishers
Biology chapters
- Characteristics of living things
- Habitat – Aquatic and Terrestrial plants
- Herbs, shrubs, and trees
- Parts of plants – Root, stem, leaves, and flowers Reproduction in plants, Pollination, Types of Pollination, Pollinators, Fertilization
- Modification of roots, stems, leaves 1.6 Kinds of stems.
- Need for classification.
- The 5-kingdom classification
- Binomial Nomenclature (Introduction)
- Test for Starch, protein, and Fat
- Hygienic habits
- Communicable diseases (Bacteria and Viruses) Any 3
- Safety and first aid (cuts and burns)
- Introduction of human organ systems and functions
- The body and health as understood in the Indian system of health care.
- Cell as a fundamental unit of life
- Plant and animal cell comparison
- Human cells are related to functions
- Structure and function of all cell organelles (in brief)
- Availability of water
- Sources of water
- Forms of water
- Ground of water
- Depletion of water
- Distribution of water
- Scarcity of water
- Water management-Rainwater Harvesting-Desalination of seawater (R.O)
- Animal products (Food, Clothing)
- Animal Fibbers (wool, silk)
- Hazards in silk and wool industries (ANTHRAX)
- Sericulture / Peace silk
- Poultry farming
- Animal protection and maintenance
Conclusion
Tamil Nadu board gives a significant amount of importance to practice exams and projects to make the learning process exciting and engaging. Eduauraa also provides sample papers, and model question papers so that students can perform well in exams.
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