2.56k likes | 12.49k Vues
MANGOES ROUND THE YEAR. LESSON-4 CLASS-V. FOOD GET SPOILED. All vegetables,fruits,and cooked food get spoiled at room temperature after some time.Such food lose colour flavour,and taste. Growth of bacteria and fungi in the stored food. Food preservation.
E N D
MANGOES ROUND THE YEAR LESSON-4 CLASS-V
FOOD GET SPOILED • All vegetables,fruits,and cooked food get spoiled at room temperature after some time.Such food lose colour flavour,and taste.
Food preservation • The process in which the perishable food materials are given a suitable physical or chemical treatment to prevent their spoilage.
Food can be preserved by several methods • Boiling • Freezing • Salting • Oiling • canning • Drying • Sweetening • Pasteurization
SALTING COMMON SALT HELPS IN FOOD PRESERVATION
BOILING Boiling kills the germs that spoil the food
FREEZING • Food kept in a cool place stays fresh for longer time .t home we store food in refrigerator. Deep freezer is used for storing food for longer time.
CANNING FOOD FREED FROM THE GERMS IN AIR TIGHT CONTANIER
SWEETENING Food can be preserved by adding high concentration of sugar because germs cannot live in such syrup.
OILING Oil helps in food preservation
Items made from ripe and unripe mangoes • Ripe mangoes-aampapad,jam.jelly,juice.squashes • Unripe mangoes-pickle. Chutney. murabbas MURABBAS. JELLY
MAMIDI TANDRA Took out the mango pulp in a large pot