Show that metallic oxides are basic in nature
Reaction between an acid and a base to show the process of neutralization
Leaves Prepare Starch during the Process of Photosynthesis
Cleaning of Muddy Water
Strength of Electromagnets
Working Principle of a Rubber Dropper
Identification of the Acidic, Basic, Neutral Nature of Salt Solutions
Air Expands on heating
Infiltration of Water through Soil
To show that hydrogen gas evolved by the action of acids on some metals
Study of Reproduction in Fungi
Identify the Parts of a Flower and Distinguish between Unisexual and Bisexual Flowers
Mechanism of Breathing
Stomata in Leaves
Differentiate among the changes such as Folding of Paper, Tearing of Paper and Burning of Paper
Measure the Temperature of Water when it is Heated, Boiling and Cooling
To Burn a Candle in a Glass full of water
Speed of Hoping on One Leg
To distinguish between Good conductors and Poor conductors of heat
Study the Exhaled air contains Carbon Dioxide
To Compare the Water Absorption Capacity of Fibres
Oxygen is necessary for combustion