1. Digestive system , Respiratory system and Circulatory system.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

2. Digestive system , Respiratory system and Circulatory system.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

3. Digestive system , Respiratory system and Circulatory system.
Digestion is a process in which complex substance of our food is converted in to simple form.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

4. Digestive system , Respiratory system and Circulatory system.
Organs which are helpful in digestion are known as digestive organs
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

5. Digestive system , Respiratory system and Circulatory system.
Digestion begins with mouth ( buccal cavity)
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

6. Digestive system , Respiratory system and Circulatory system.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

7. Digestive system , Respiratory system and Circulatory system.
Chewing of food takes place here
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

8. Digestive system , Respiratory system and Circulatory system.
Salivary gland present in our mouth secretes saliva .
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

9. Digestive system , Respiratory system and Circulatory system.
Saliva contain an enzyme called ptyaline that digest starch in to sugar
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

10. Digestive system , Respiratory system and Circulatory system.
Now food move towards stomach through Oesophagus.
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

11. Digestive system , Respiratory system and Circulatory system.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

12. Digestive system , Respiratory system and Circulatory system.
Gastric juices secreted from the wall of the stomach get mixed with food
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

13. Digestive system , Respiratory system and Circulatory system.
From stomach food move to small intestine.
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

14. Digestive system , Respiratory system and Circulatory system.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

15. Digestive system , Respiratory system and Circulatory system.
Most of the food digested here and absorb by the wall of small intestine and given to the blood.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

16. Digestive system , Respiratory system and Circulatory system.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

17. Digestive system , Respiratory system and Circulatory system.
Undigested food moves to large intestine
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

18. Digestive system , Respiratory system and Circulatory system.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

19. Digestive system , Respiratory system and Circulatory system.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

20. Digestive system , Respiratory system and Circulatory system.
The movement of food is very slow here.
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

21. Digestive system , Respiratory system and Circulatory system.
Additional water is absorbed here , remaining undigested part is stored in rectum.
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

22. Digestive system , Respiratory system and Circulatory system.
Initial part of small intestine is known as duodenum .
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

23. Digestive system , Respiratory system and Circulatory system.
Bile produced in liver and pancreatic juice produce in the pancreas mixed with food in duodenum.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

24. Digestive system , Respiratory system and Circulatory system.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

25. Digestive system , Respiratory system and Circulatory system.
Small intestine which is arranged like a coil in our belly is 7 meter long
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

26. Digestive system , Respiratory system and Circulatory system.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

27. Digestive system , Respiratory system and Circulatory system.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

28. Digestive system , Respiratory system and Circulatory system.
GAJWANI SCHOOLS & COLLEGES
CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1

29. Digestive system , Respiratory system and Circulatory system.
New words 1 Arranged 2 Produces
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30. Digestive system , Respiratory system and Circulatory system.HW
1Write the names of digestive organs.
2Write the function of liver in digestion
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CH 8 STD 7 SCIENCE SEM 1 WEEK 1 DAY 1