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Day: February 24, 2013

9th Class List of Chemistry Practicals Important Questions

9th Class List Of Chemistry Practicals Important Questions

List of Practicals
Chemistry 9th

Chapter 1
Experiment 1 Separate the given mixture of iron fillings and sand by Physical method.
Chapter 5
Experiment 2 Determine the melting point of given compounds(Naphthalene and Biphenyl)
Experiment 3 Determine the boiling point of given liquids ( Acceton and Ethyl alcohol) and Toluen
Experiment 4 Demonstrate sublimation using ammonium chloride.
Experiment 5 Separate naphthalene from given mixture of sand and naphthalene by sublimation.
Chapter 6
Experiment 6 Prepare 100cm3 of 0.1M sodium hydroxide solution from the given 1M solution.
Experiment 7 Prepare 100cm3 of 0.01M Na2CO3 solution from the given
0.1M solution.
Experiment 8 Prepare 100cm3 of 0.01M hydrochloric acid solution from the given 0.1M solution.
Experiment 9 Prepare pure copper sulphate crystals from the given Impure sulphate.
Experiment 10 Demonstrate that temperature affects the solubility
Chapter 7
Experiment 11 Demonstrate the conductivity of different given solution
Chapter 8
Experiment 12: Demonstrate that some processes absorb energy

9th Class List Of Chemistry Practicals Important Questions

9th Class List of Biology Practicals Important Questions

9th Class List Of Biology Practicals Important Questions

List of Practicals Biology 9th

Study of different types of bacteria with the help of prepared slides.
Study of Amoeba with the help of prepared slides/fresh culture/charts.
Study of external structure of Mustard plant (Brassica Campestris).
Identification of Jelly fish, Earthworm, Starfish, Cartilaginous fish, class reptilian and class mammalian from fresh and preserved specimens based on salient taxonomic characteristics.
Microscopic observation of an animal cell (from Blood of Frog) and plant cell (from epidermis of onion).
Effect of tonicity on plasmolysis and deplasmolysis on plant cells or blood cells.
Effect of enzyme pepsin (invitro) on meat/albumin.
Experiment for action of enzyme diastase on Starch.
Experiment to show the process of photosynthesis using aquatic plant Hydrilla.
Experiment to prove that Carbon dioxide is necessary for photosynthesis.
Experiment to prove that respiration takes place in germinating seeds using lime water.
Food Tests:.
Benedict’s Test for Glucose (reducing sugars).
Iodine Test for Starch (non reducing sugars).
Emulsion Test and Spot Test for fats.
Biuret Test for protein.

Estimation of loss of water from both surfaces of leaf using Cobalt Chloride paper.
Observation of transpiration in a potted plant kept under a bell jar.

9th Class List Of Biology Practicals Important Questions

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