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Question
Glass jars and bottles are dried well in the sun before filling them with pickles. Why is this done? Do you remember what happened to the bread in the experiment?
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Solution
Glass jars and bottles are dried well in the sun to remove any moisture. In the experiment with bread, the bread got spoiled because of moisture and fungus grew on it.
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Make this table on chart paper and put it up in the classroom. Fill up the chart every day after discussing the changes seen.
| Day | Changes in the bread or roti | |||
| By touch | By smell |
By looking through hand lens |
By colour | |
| 1. | ||||
| 2. | ||||
| 3. | ||||
| 4. | ||||
| 5. | ||||
| 6. | ||||
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| Food item | Methods |
| Milk | Put in a bowl and keep the bowl in a container with some water. |
| Cooked rice | Wrap in a damp cloth. |
| Green coriander (Dhania) | Boil it. |
| Onion, garlic | Keep it in a dry open place. |
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