Collect different used water bottles or water pouches from nearby shops. Observe their labels. What quantity of water is mentioned on the label ? Record your. observations.

How can you say a bottle is PET Bottlle? Collect different kinds of water bottles of your classmates and look at them carefully. What number is marked in the center of the triangle?

Observe the logos. What does this mean? Collect information about this from your school library.

Observe the given table and answer the following questions. what is the total quantity of water used by a single person in one day?

Collect one or two earthworms and put them in a bottle containing wet soil.close it with a lid which has holes.Observe how earthworms get their food.Record your observation.

Take vinegar, lemon juice, soapy water, baking soda in different vessels. Pur beetroot pieces in the vessels. Predict what happens. Verify your prediction by observing the changes. After 10 minutes, 30 minutes, 60 minutes record your observations. What do you conclude?

Collect sweet potato, bottle, salt, and water. Take.a bottle full of water and add salt, then put.sweet potato inside the bottle. Observe for a few days. What happens? Note your observations. How can you prove that sweet potato is also a living thing?

Collect the salt samples like sodium chloride, aluminium chloride, copper sulphate, sodium acetate, ammonium chloride, sodium hydrogen carbonate and sodium carbonate. Dissolve them in distilled water. Check the action of these solutions with litmus papers. Find the pH using pH paper. Classify them into acidic, basic or neutral salts. Identify the acid and base used to form the above salts. Record your observations in table

Collect an aquatic plant like hydrilla or vallisneria. Also collect any terrestrial plant. Now compare the two and write your.observations On the basis of your observations write how the aquatic is suited to live in water?

Drop an egg in a beaker of water. Now drop the same egg in another beaker of water in which excessive salt is added. Write your observation.