Preservatives

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List of Activities
Activity Description Subject(s) Level

Conditions necessary for the growth of microbes

Food spoilage is often caused by microbial growth. Students investigate the conditions needed for the growth of microbes on rice. In this way looking at microbial growth as well as the conditions needed to preserve food.

Science

KS3 and above

Food preservation

Students investigat the effects of a range of preservatives on the storage of peas. Preservatives tested include: salt, vinegar, sugar, sodium nitrite and sulfur dioxide solution.

Science

KS3 and above

Methods of food preservation

This paper-based revision activity allows students to summarise the different methods of food preservation and how they work.

Science

Food Technology

KS3 and above