CBSE Class 10 Science Practicals: Manual Lab

Practicals in CBSE Class 10 are very significant in the development of students' knowledge. All of science's discoveries and innovations have been made possible by experiments conducted in the laboratory. As a result, lab work is critical for completing the learning process, especially in a subject like Science. The Class 10 Science practicals have been included in secondary classes by the CBSE in order to familiarise students with the basic tools and techniques used in the laboratory. They will successfully complete the experiments described in the CBSE class 10 Science practical with this.

Students will gain a greater understanding of the idea by doing CBSE Class 10 Science experiments because they will be able to see the changes taking place right in front of their eyes. When they learn by doing, their fundamentals can become clearer. Not only that, but their interest in science would be piqued as well. Students will learn to ask probing questions and begin to think scientifically. We've included all of the pertinent information about CBSE class 10 Science practicals that a student should be aware of. From CBSE Science practical to Lab manual, project work, NCERT lab kit manual and important questions, all the information is provided in the elaborated form further in this page for class 10 students.

CBSE Class 10 Science Practicals

CBSE Class 10 Biology Practicals

1. Experimentally Show That Carbon Dioxide Is Given Out During Respiration
2. Identification Of The Different Parts Of An Embryo Of A Dicot Seed
3. Preparing A Temporary Mount Of A Leaf Peel To Show Stomata
4. Studying Binary Fission In Amoeba And Budding In Yeast With The Help Of Prepared Slides

CBSE Class 10 Chemistry Practicals

1. Ph Of Samples
2. Properties Of Acetic Acid Experiment
3. Properties Of Acids And Base
4. Reactivity Series Experiment
5. Study The Comparative Cleaning Capacity Of A Sample Of Soap In Soft And Hard Water
6. Types Of Reactions Experiment

CBSE Class 10 Physics Practicals

1. Dependence Of Potential Difference Across A Resistor On Current With Graph
2. Determination Of Focal Length Of Concave Mirror And Convex Lens
3. To Determine Equivalent Resistance Of Resistors When Connected In Series And In Parallel
4. To Find Image Distance For Varying Object Distances Of A Convex Lens With Ray Diagrams
5. Tracing Path Of A Ray Of Light Passing Through A Glass Slab
6. Tracing The Path Of The Rays Of Light Through A Glass Prism

About CBSE Class 10 Science Practicals

Science practicals are worth points in the Class 10 board exam. The class 10 Science theory paper is worth 80 points, with 20 points going to internal evaluation. The following is the internal assessment labelling scheme:

Internal Assessment Class 10 Science Marking Scheme
Periodic Assessment	05 marks + 05 marks
Practical Work	05 marks
Portfolio	05 marks
Total	20 marks

CBSE Class 10 Science Practical Syllabus

The practical should be carried out in conjunction with the theory courses. The syllabus for class 10 Science includes a total of 15 practicals. The following is a list of these practicals.

List of Experiments for CBSE class 10 Science Practicals

1. A. Finding the pH of the following samples by using pH paper/universal indicator: (not included for this academic year) 

(i) Dilute Hydrochloric Acid

(ii) Dilute NaOH solution

(iii) Dilute Ethanoic Acid solution

(iv) Lemon juice

(v) Water

(vi) Dilute Hydrogen Carbonate solution

B. Studying the properties of acids and bases (HCl & NaOH) on the basis of their reaction with:

a) Litmus solution (Blue/Red)

b) Zinc metal

c) Solid sodium carbonate

2. Performing and observing the following reactions and classify them into:

A. Combination reaction

B. Decomposition reaction

C. Displacement reaction

D. Double displacement reaction

(i) Action of water on quicklime

(ii) Action of heat on ferrous sulphate crystals

(iii) Iron nails kept in copper sulphate solution

(iv) Reaction between sodium sulphate and barium chloride solutions

3. Observing the action of Zn, Fe, Cu and Al metals on the following salt solutions:

i) ZnSO₄(aq)

ii) FeSO₄(aq)

iii) CuSO₄(aq)

iv) Al₂ (SO4)₃(aq)

Arranging Zn, Fe, Cu and Al (metals) in decreasing order of reactivity based on the above result.

4. Studying the dependence of potential difference (V) across a resistor on the current (I) passing through it and determine its resistance. Also plotting a graph between V and I.

5. Determination of the equivalent resistance of two resistors when connected in series and parallel.

6. Preparing a temporary mount of a leaf peel to show stomata.

7. Experimentally show that carbon dioxide is given out during respiration.

8. Study of the following properties of acetic acid (ethanoic acid):

i) Odour

ii) Solubility in water

iii) Effect on litmus

iv) Reaction with Sodium Hydrogen Carbonate

9. Study of the comparative cleaning capacity of a sample of soap in soft and hard water.

10. Determination of the focal length of:

i) Concave mirror

ii) Convex lens

by obtaining the image of a distant object

11. Tracing the path of a ray of light passing through a rectangular glass slab for different angles of incidence. Measure the angle of incidence, angle of refraction, angle of emergence and interpret the result.

12. Studying (a) binary fission in Amoeba, and (b) budding in yeast and Hydra with the help of prepared slides.

13. Tracing the path of the rays of light through a glass prism.

14. Finding the image distance for varying object distances in case of a convex lens and drawing corresponding ray diagrams to show the nature of image formed. (not included for this academic year)

15. Identification of the different parts of an embryo of a dicot seed (Pea, gram or red kidney bean). (not included for this academic year)

CBSE Class 10 Science Lab Manual

Students must know how to use the instruments properly in order to conduct experiments in the laboratory. This CBSE Class 10 Science lab manual introduces students to the various laboratory instruments and explains the dos and don'ts of conducting experiments. At the start of each session, teachers also go through all of this with students.

The following points are listed in the CBSE class 10 Science lab manual for each experiment:

1. It explains what the experiment's aim is.
2. It outlines the fundamental concepts, rules, or hypotheses that the experiment is based on.
3. Material required: This section lists all of the instruments, measuring devices, and other materials required to perform the experiment.
4. Under this heading, the steps for performing the experiment are listed in the correct order. In addition, diagrams are drawn wherever necessary to show the experiment in a pictorial format.
5. Observation: In the experiments, all findings are recorded. Observations are documented in the form of a table for better presentation. Each calculation is expressed in the appropriate units.
6. Calculations: Formulae are used to make calculations based on the observation. Graphs are also drawn in some studies.
7. Results and Discussion: This section discusses the experiment's final outcome.
8. Precautions and Error Sources: This section lists all of the precautions that were taken when performing the experiments. Under this heading, the sources of error that occur as a result of equipment limitations are also mentioned.

Download CBSE Class 10 Science Laboratory Manual

The full lab manual can be downloaded from the table below. The CBSE class 10 lab manual is broken down into five parts. The final section contains project work, with a total of 111 projects proposed. Additionally, each project is clearly outlined so that students can complete it with ease. These projects will encourage students to be creative and curious. It will also assist them in comprehending the science subject's application.

CBSE Class 10 Science Lab Manuals

Introduction

Unit 1: Materials

Unit 2: The World of Living

Unit 3: The Natural Phenomenon

Unit 4: How Things Works

Project Work

NCERT Class 10 Science Manual Kit

The NCERT class 10 Science manual kit contains activities for different science chapters. Chemicals, glassware, equipment, and other pieces are included in the package. The NCERT class 10 Science Manual Kit describes all of these tools in depth, as well as how to use them. Students learn concepts and synthesise their understanding by conducting these experiments. They may also make connections between the subject and the theory they've learned and explored in class.

When completing the tasks with the packs, they instil problem-solving techniques and community learning skills in themselves. It also piques their curiosity and encourages them to learn new information. Experiments have resulted in a variety of discoveries and innovations.

Click on the link below to download the NCERT Manual for Class 10 Science Kit in PDF format.

Download NCERT Class 10 Science Manual Kit

The following points are covered in depth in each operation in the NCERT class 10 Science manual kit:

What materials are required to complete the activity?
The steps describe the procedure for carrying out the operation.
The final outcome of the operation, as determined by the students.

CBSE Class 10 Science Practical Important Questions

The lab manual includes a few questions at the end of each experiment. These questions are used to see how much knowledge students have gained from a specific experiment. As a result, students must respond to all of these questions. A few of these questions are mentioned below. The CBSE class 10 lab manual pdf, on the other hand, contains the full collection of questions.

Q1) What is your observation when copper is added to iron (II) sulphate solution?

Q2) Why is sulphur dioxide collected by upward displacement of air?

Q3) How does the carbon dioxide gas enter the leaves?

Q4) Which by-product of fermentation is useful in brewing industry?

Q5) Why are the incident and emergent rays parallel to each other in case of a rectangular glass slab?

Q6) On what factors does the refractive index of a medium depend?

Q7) Why is it advised to clean the ends of connecting wires before connecting them?

Q8) How are magnetic field lines of a straight current carrying wire different from the field lines of a bar magnet?