Let us store food in Our Food – Class 6 Science Experiment

Chapter Name: Our Food

Activity Name: Let us store food in Our Food

Activity Description:

Discuss in groups and identify examples of different preservatives. Ask your parents about other ways of food preservation that they follow.

Required Items:

  • None

Step by Step Procedure:

  1. Form groups and gather together for discussion.
  2. Discuss and brainstorm different examples of preservatives used to store food.
  3. Write down the types of preservatives and examples in a table format.
  4. Talk to your parents or guardians and ask them about other methods they follow to preserve food.
  5. Note down the additional preservation methods in the table.

Experiment Observations:

  • During the discussion, various types of preservatives will be identified, such as:
    • Chemical preservatives: Examples include sodium benzoate, calcium propionate, and nitrites.
    • Natural preservatives: Examples include salt, sugar, vinegar, and lemon juice.
    • Physical preservatives: Examples include refrigeration, freezing, and drying.
  • By asking parents or guardians, additional preservation methods may include canning, pickling, smoking, and fermentation.


  • Ensure that everyone in the group participates in the discussion.
  • Encourage respectful and inclusive conversations, valuing everyone’s ideas and opinions.
  • Remind participants not to consume or handle any potentially harmful preservatives during the activity.

Lesson Learnt from Experiment:

  • Different types of preservatives are used to store food and prevent spoilage.
  • Chemical, natural, and physical methods are employed for food preservation.
  • There are various traditional methods of food preservation followed by different cultures.
  • Understanding food preservation methods helps us make informed choices about the food we consume and store.

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