CBSE Class 10 Science List of Experiments

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LIST OF EXPERIMENTS (Only for MCQ Paper)

1. To Prepare

a) A true solution of common Salt and alum

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

c) A colloidal of starch in water and egg albumin in water and distinguish between these on the basis of

i) Transparency

ii) Filtration criterion

iii) stability

2. To prepare

a) a mixture

b) a compound

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

i) appearance i.e. homogeneity and heterogeneity

ii) behaviour towards a magnet

iii) behaviour towards carbon disulphide a solvant.

iv) effect of heat.

3. To study the extent of cooling caused by evaporation on the following liquids, using a thermometer. Also to arrange these liquids in the increasing order of the extent of cooling produced

i) Water

ii) Alcohol

iii) Ether

4. To verify laws of reflection of sound.

5. To determine the density of solid (denser than water) by using a spring balance and a measuring cylinder.

6. To establish the relation between the loss in weight of a solid when fully immersed in

i) tap water

ii) strongly salty water, with the weight of water displaced by it by taking at least two different solids.

7. To measure the temperature of hot water as it cools and plot a temperature- time graph.

8. To determine the velocity of a pulse propagated through a stretched string/slinky.

9. To prepare stained temporary mounts of (a) onion peel and (b) human cheek cells and to record observations and draw their labeled diagrams.

10. To identify parenchyma and sclerenchyma tissues in plants, striped muscle fibers and nerve cells in animals, from prepared slides and to draw their labeled diagrams.

11. To separate the components of a mixture of sand, common salt and ammonium chloride (or camphor) by sublimation.

12. To determine the melting point of ice and the boiling point of water.

13. To observe the onion peel cells placed in hypertonic solution under the microscope and draw labelled diagram of the same.

14. To study the characteristic of spirogyra/Agaricus, Moss/Fern, Pinus (either with male of female cone) and an Angiospermic plant. Draw and give two identifying features

of groups they belong to.

15. To observe and draw the given specimens - earthworm, cockroach, bony fish and bird. For each specimen, record

(a) one specific feature of its phylum

(b) one adaptive feature with reference to its habitat.

16. To find the pH of the following sample by using pH paper / universal indicator

i) Dilute Hydrochloric acid

ii) Dilute NaOH solution

iii) Dilute Ehanoic acid solution

iv) Lemon juice

v) Water

vi) Dilute sodium Bicarbonate Solution

17. To study the properties of acids and based HCI & NaOH by their reaction with

i) Litmus solution (Blue/Red)

ii) Zinc metal

iii) Solid Sodium Carbonate

18. To determine the focal length of

i) Concave mirror

ii) Convex lens

By obtaining the image of a distant object

19. To trace 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.

20. To study the dependence of current (I) on the potential difference (V) across a resistor and determine its resistance. Also plot a graph between V and I.

21. To determine the equivalent resistance of two resistors when connected in series.

22. To determine the equivalent resistance of two resitors when connected in parallel.

23. To prepare a temporary mount of a leaf peel to show stomata.

24. To show experimetally that light is necessary for photsynthesis.

25. To show experimetally that carbon dioxide is given out during respiration.

26. To study (a) binary fission in Amoeba and (b) budding in yeast with the help of preapred slides.

27. To determine the percentage of water absorbed by raisins.

28. To prepare SO₂ gas, observe its following properties and draw inferences in respect of

i) odour

ii) solubility in water

iii) effect on litmus paper

iv) action acidified potassium dichromatic solution.

29. a) To observe 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.)

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

30. To study the following properties of acid (ethanoic acid) :

i) odour

ii) solubility in water

iii) effect on litmus

iv) reaction with sodium bicarbonate 

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