Food and nutrition(science)

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Food and nutrition(science)

  1. 1. SCIENCE STD : VIIth TOPIC : FOOD AND NUTRITION ALKA .R.SINGH B.ED 2009-2010
  2. 2. CONTEnT <ul><li>AUTOTROPHS </li></ul>AND HETEROTROPHS. <ul><li>BALANCE DIET. </li></ul><ul><li>CONSTITUENTS OF FOOD AND ITS </li></ul><ul><li>SOURCES. </li></ul>
  3. 3. Some living thing make their own food . They are called Example : PLANTS……. AUTOTROPHS.. OR AUTOTROPHIC LIVING THING
  4. 4. Living thing which depend on other living thing for their food are known as Example: ANIMALS HETEROTROPHS
  5. 5. <ul><li>There are FIVE substance that </li></ul><ul><li>our daily diet consists of i.e FIVE </li></ul><ul><li>constituents which is must in our diet. </li></ul><ul><li>CARBOHYDRATES </li></ul><ul><li>PROTEINS </li></ul><ul><li>FATS </li></ul><ul><li>VITAMINS </li></ul><ul><li>MINERALS </li></ul>
  6. 6. For good nourishment, it is important that CARBOHYDRATES , PROTEINS , FATS as well as MINERALS and VITAMINS are provided in the proper proportion. “ A diet which includes all these Constituents in right proportion is called a BALANCE DIET ”
  7. 7. CARBOHYDRATES : PROVIDES OUR BODY WITH ENERGY THAT IS REQUIRE TO DO OUR DAILY WORK .
  8. 8. SOURCES OF CARBOHYDRATES: POTATOES JOWAR BHAKARI
  9. 9. PROTIENS HELPS TO REPAIR OUR BODY WOUNDS AND ARE ALSO REQUIRE FOR GOOD SKIN AND GOOD HAIR.
  10. 10. SOURCES OF PROTIENS: MILK EGGS MEAT
  11. 11. FATS HELPS IN MAINTAINING BODY TEMPERATURE . IT PROVIDE BACKUP ENERGY.
  12. 12. SOURCES OF FATS BUTTER GHEE CHEESE
  13. 13. VITAMINS REQUIRED FOR PROPER AND SMOOTH FUNCTIONING OF THE BODY PROCESS.
  14. 14. SOURCES OF VITAMINS TOMATO CARROT CUCUMBER
  15. 15. MINERALS REQUIRED FOR MAINTAINANCE AND REPAIR OF OUR TISSUES AND BONES
  16. 16. SOURCES OF MINERALS FRUITS DAIRY PRODUCTS GREEN VEGETABLES
  17. 17. EVALUATION Q.1) WHAT IS MEANT BY AUTOTROPHIC LIVING THINGS? Ans: Living thing which prepare their own food are known as AUTOTROPHIC LIVING THING. Q.2) WHAT IS A BALANCE DIET? Ans: A diet which includes all the constituets in right proportions is called a balance diet Q.3) NAME THE FIVE CONSTITUENTS REQUIRED FOR A BALANCED DIET? Ans: Carbohydrates , Vitamins , Fats , Proteins and Minerals. <ul><li>A diet which includes all the constituents in </li></ul><ul><li>right proportions is called a ______________ </li></ul>BALANCE DIET
  18. 18. MATCH THE FOLLOWIN 1) 2) 3) FATS PROTIENS CARBOHYDRATES
  19. 19. T HANK Y OU

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