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प्रश्न
The whole class can do this experiment together. Take a piece of bread or roti. Sprinkle a few drops of water on it, and put it in a box. Close the box. See the bread or roti every day until you find some changes on it.
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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उत्तर
Do it yourself.
APPEARS IN
संबंधित प्रश्न
How did Aman know that the potato sabzi had got spoilt?
Preeti told Nitu not to eat the potato sabzi. What would have happened if she had eaten it?
Look in your kitchen and write down names of food items that
| can get spoilt in 2-3 days | ______ | ______ | ______ |
| can be kept for a week | ______ | ______ | ______ |
| would not spoil till one month | ______ | ______ | ______ |
Aman’s Biji went to the market to buy bread. The shop was very crowded. The shopkeeper picked up a packet of bread and gave it to Biji. She looked at it and returned it immediately.
Look at the picture of the bread packet here and guess why Biji returned it?
Look carefully at two-three packets of food items:
When you buy anything from the market, what do you look for on the packet?
Different kinds of food items spoil due to different reasons. Some foods spoil soon, some stay good for long. List some seasons and conditions in which food spoils quickly.
Given below are some food items and some simple methods by which these could be kept fresh for 1-2 days. Match the correct pairs:
| 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. |
Why was sugar and jaggery mixed into the mango pulp and dried in the sun?
What all things are needed to make any one type of pickle in your house? How is the pickle made? Find out the recipe and write.
Aman’s Biji went to the market to buy bread. The shop was very crowded. The shopkeeper picked up a packet of bread and gave it to Biji. She looked at it and returned it immediately.
How did she find that the bread had got spoilt?
