Your SlideShare is downloading. ×
Food spoiling
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×
Saving this for later? Get the SlideShare app to save on your phone or tablet. Read anywhere, anytime – even offline.
Text the download link to your phone
Standard text messaging rates apply

Food spoiling

383
views

Published on

This Presentation describes how food is spoiled

This Presentation describes how food is spoiled


0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
383
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
1
Comments
0
Likes
0
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
No notes for slide

Transcript

  • 1. Vigyan Ashram Pabal
  • 2. Why does the food spoil?  When is food spoilt: - we keep bread or chapattis in free air for few days’ .A fungi or sponge growth is seen on i.e. black or white colour?  We keep any food after cooking in copper pot or milk in free air for long time period it get spoilt because of bacterial affection or metallic reaction. 
  • 3. Food Spoilage factor  Some enzymes occur in food .Food get spoilt mainly due to the presence of microorganisms, enzymes, insect, worm and rats. The spoilage factor  Presence of micro organism - Micro organism required moisture and air it rapidly grow.
  • 4. Growth of Microorganisms
  • 5. Microorganisms  Microorganisms are commonly called microbes  Bacteria are also types of Microorganisms  Microorganisms are spread everywhere  Microorganisms are useful ones and also harmful ones
  • 6. Enzymes  Presence of enzymes: - Enzymes are chemical substances found in all plants and animals. - If we keep green mango in grass its color changes green to yellow and after it changes in black spot on it. - This due to continue action of enzymes.
  • 7. Why Food Preservation necesacary?  Some time we see that small insect or worm occur in dal or rice or in any grain .  They eat the food grains and convert it in to powder .  Such food is unfit to human.
  • 8. Principles of Food Preservation
  • 9. Summary  Factors responsible for spoiling food  Enzymes  Microorganisms or Bacteria

×