CBSE Class 9 Science Revised Syllabus for 2020-2021 - Download in PDF

Check the latest CBSE syllabus for Class 9 Science subject for the academic session 2020-2021. This is the revised syllabus which board has published on its official website. Students may read as well as download the complete syllabus in PDF. Going through this syllabus will help you know the complete list of topics to be studied throughout the year along with other learning activities to excel in the Science subject. 

Contents of CBSE Class 9 Science syllabus 2020-21 are:

  • Unit-wise weightage
  • Topics and sub-topics prescribed in each unit
  • List of experiments to be performed for practical work
  • Question paper design for the annual board examination
  • Components of Internal Assessment
  • Prescribed books

Also Check: CBSE Class 9 Science Complete Study Package for 2020-2021

General Instructions:

1. There will be an Annual examination based on the entire syllabus.

2. The annual examination will be of 80 marks and 20 marks shall be for Internal Assessment.

3. The components of Internal Assessment would be as follows:

a. Periodic Assessment of 10 marks that would include:

b. Practical / Laboratory work should be done throughout the year and the student should maintain a record of the same. Practical Assessment should be continuous. There will be a weightage of 5 marks towards the final result. All practicals listed in the syllabus must be completed.

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c. Portfolio to be prepared by the student- This would include classwork, other samples of student work, self-assessment and peer-assessment. This will carry a weightage of 5 marks towards the final results.

Also Read: CBSE Class 9 Science Deleted Topics from Syllabus for 2020-2021

Find below the complete syllabus for CBSE Class 9 Science:

CBSE Class 9 Science Unit-Wise Weightage

Unit No.

Unit Name

Marks

I

Matter - Its Nature and Behaviour

27

II

Organisation in the Living World

26

III

Motion, Force and Work

27

 

Total

80

 

Internal assessment

20

 

Grand Total

100

Also Check CBSE Class 9 Revised Syllabus of All Subjects for 2020-2021

Theme: Materials

Unit I: Matter-Nature and Behaviour

Nature of matter: Elements, compounds and mixtures. Heterogeneous and homogenous mixtures, colloids and suspensions.

Particle nature, basic units: Atoms and molecules, Law of constant proportions, Atomic and molecular masses.

Structure of atoms: Electrons, protons and neutrons, valency, chemical formula of common compounds. Isotopes and Isobars.

Theme: The World of the Living

Unit II: Organization in the Living World 

Cell - Basic Unit of life: Cell as a basic unit of life; prokaryotic and eukaryotic cells, multicellular organisms; cell membrane and cell wall, cell organelles and cell inclusions; chloroplast, mitochondria, vacuoles, endoplasmic reticulum, Golgi apparatus; nucleus, chromosomes - basic structure, number.

Tissues, Organs, Organ System, Organism: Structure and functions of animal and plant tissues (only four types of tissues in animals; Meristematic and Permanent tissues in plants).

Health and Diseases: Health and its failure. Infectious and Non-infectious diseases, their causes and manifestation. Diseases caused by microbes (Virus, Bacteria and Protozoans) and their prevention; Principles of treatment and prevention. Pulse Polio programmes.

Theme: Moving Things, People and Ideas

Unit III: Motion, Force and Work 

Motion: Distance and displacement, velocity; uniform and non-uniform motion along a straight line; acceleration, distance-time and velocity-time graphs for uniform motion and uniformly accelerated motion, derivation of equations of motion by graphical method; elementary idea of uniform circular motion.

Force and Newton’s laws: Force and Motion, Newton’s Laws of Motion, Action and reaction forces, Inertia of a body, Inertia and mass, Momentum, Force and Acceleration. Elementary idea of conservation of Momentum.

Gravitation: Gravitation; Universal Law of Gravitation, Force of Gravitation of the earth (gravity), Acceleration due to Gravity; Mass and Weight; Free fall.

Work, energy and power: Work done by a Force, Energy, Power; Kinetic and potential energy; Law of conservation of energy.

ONLY FOR INTERNAL ASSESSMENT

Note: Learners are assigned to read the below listed part of Unit IV. They can be encouraged to prepare a brief write up on any one concept of this Unit in their Portfolio. This may be an assessment for Internal Assessment and credit may be given (Periodic assessment/Portfolio). This portion of the Unit is not to be assessed in the year-end examination.

Theme: Natural Resources: Balance in Nature

Unit IV: Our Environment

Physical resources: Air, Water, Soil. Air for respiration, for combustion, for moderating temperatures; movements of air and its role in bringing rains across India.

Air, Water and Soil pollution (brief introduction). Holes in ozone layer and the probable damages.

Bio-geo chemical cycles in nature: Water, Oxygen, Carbon and Nitrogen.

PRACTICALS

Praticals should be conducted alongside the concepts taught in theory classes.

List of Experiments

1. Preparation of:  (Unit-I)

(a) A true solution of common salt, sugar and alum

(b) A suspension of soil, chalk powder and fine sand in water

(c) A colloidal solution of starch in water and egg albumin/milk in water and distinction between these on the basis of

2. Preparation of   (Unit-I)

(a) A mixture

(b) A compound

using iron filings and sulphur powder and distinction between these on the basis of:

3. Perform the following reactions and classifying them as physical or chemical changes:   (Unit-I)

(a) Iron with copper sulphate solution in water

(b) Burning of magnesium ribbon in air

(c) Zinc with dilute sulphuric acid

(d) Heating of copper sulphate crystals

(e) Sodium sulphate with barium chloride in the form of their solutions in water.

4. Preparation of stained temporary mounts of (a) onion peel, (b) human cheek cells & to record observations and draw their labeled diagrams.  (Unit-II)

5. Identification of Parenchyma, Collenchyma and Sclerenchyma tissues in plants, striped, smooth and cardiac muscle fibers and nerve cells in animals from prepared slides. Draw their labeled diagrams.  (Unit-II)

6. Determination of the density of solid (denser than water) by using a spring balance and a measuring cylinder.

7. Establishing the relation between the loss in weight of a solid when fully immersed in   (Unit-III)

(a) Tap water

(b) Strongly salty water, with the weight of water displaced by it by taking at least two different solids.

8. Verification of the law of conservation of mass in a chemical reaction.   (Unit-III)

Note: This year, CBSE has not mentioned the question paper design in the new syllabus of CBSE Class 9 Science. However, students may refer to the blueprint released for the previous year's annual examination. Format of the Science question paper CBSE Class 9 Annual Examination 2021 is expected to be more or less similar to that of the previous year.

QUESTION PAPER DESIGN
Class: IX (2019-20)
Subject: Science (086)
1) Annual Examination –Theory
Maximum Marks: 80                                                                                                                     Duration : 3 Hours

All questions would be compulsory. However, an internal choice of approximately 33% would be provided.

2) Internal Assessment: 20 Marks

PRESCRIBED BOOKS

1. Science - Textbook for class IX - NCERT Publication

2. Laboratory Manual - Science - Class IX, NCERT Publication

3. Exemplar Problems Class IX - NCERT Publication

Download CBSE Class 9 Science Revised Syllabus for 2020-2021 in PDF

We have also provided below the link of the uncut /original syllabus that was released in the beginning of the current academic session. Students can check this syllabus to make a comparison with the reduced syllabus and make a list of the topics and chapters which they do not have to prepare for the final assessment.

CBSE Class9 Science (OLD) Syllabus 2020-2021

Also Read: CBSE Class 9 Online Resources and Best Preparation Guide for Annual Exam 2021

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