List Of Practicals
Class- X
Subject: Science
Ch 5: Life Process
1 Preparing a temporary mount of a leaf peel to show stomata.
2 Experimentally show that carbon dioxide is given out during respiration.
Ch 1: Chemical reactions and equations
Performing and observing the following reactions and classifying them into: Unit-I
A. Combination reaction
3. 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
Ch 9: Light reflection and Refraction
Determination of the focal length of: Unit-III
4. i) Concave mirror ii) Convex lens by obtaining the image of a distant object.
5. 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.
Ch 10: Human eye and the colorful world
6. Tracing the path of the rays of light through a glass prism.
Ch 2: Acids, Bases and Salts
7. A. Finding the pH of the following samples by using pH paper/universal indicator:
(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: Unit-I
a) Litmus solution (Blue/Red) b) Zinc metal c) Solid sodium carbonate
Ch 3 : Metals and Non Metals
8. Observing the action of Zn, Fe, Cu and Al metals on the following salt solutions:
Unit-I
i) ZnSO4(aq) ii) FeSO4(aq) iii) CuSO4(aq) iv) Al2 (SO4)3(aq) Arranging Zn, Fe, Cu
and Al (metals) in the decreasing order of reactivity based on the above result.
Ch 4: Carbon and Its compound
9. Study of the following properties of acetic acid (ethanoic acid): Unit- I
i) Odour ii) solubility in water iii) effect on litmus iv) reaction with Sodium Hydrogen
Carbonate
10. Study of the comparative cleaning capacity of a sample of soap in soft and hard
water.
Ch 11: Electricity
11. Studying the dependence of potential difference (V) across a resistor on the current
(I) passing through it and determining its resistance. Also plotting a graph between V
and I.
12. Determination of the equivalent resistance of two resistors when connected in series
and parallel.
13. Ch 7: How do organisms reproduce?
Studying (a) binary fission in Amoeba, and (b) budding in yeast and Hydra with the
help of prepared slides.
14. Identification of the different parts of an embryo of a dicot seed (Pea, gram or red
kidney bean).
