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What causes movement of food inside the...

What causes movement of food inside the alimentary canal ?

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Thhe wall of alimentary canal contains muscel layers. Rhythmic contraction and relaxation of these muscles pushes the food forward. This is called peristalsis, which occurs all along the gut. This is a kind of movement which facilitates the movement of food inside the alimentary canal.
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OSWAL PUBLICATION-LIFE PROCESSES- NCERT EXEMPLAR (SHORT ANSWER QUESTIONS) (NAME THE FOLLOWING :)
  1. What will happen if mucus is not secreted by the gastric glands ?

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  2. What is the significance of emulsification of fats ?

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  3. What causes movement of food inside the alimentary canal ?

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  4. Why does absorption of digested food occur mainly in the small intesti...

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  5. Match Group (A) with Group (B)

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  6. Why is the rate of breathing in aquatic organisms much faster than in ...

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  7. Why is blood circulation in human heart called double circulation?

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  8. What is the advantage of having four chambered heart?

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  9. Mention the major events during photosynthesis.

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  10. In each of the following situations what happens to the rate of photos...

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  11. Name the energy currency in the living organisms .When and where is it...

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  12. What is common for Cuscuta,ticks and leeches ?

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  13. Explain the role of mouth in digestion of food.

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  14. What are the functions of gastric glands present in the wall of the st...

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  15. Match the terms in Column (A) with those in Column (B)

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  17. Why do veins have thin walls as compared to arteries ?

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  18. What will happen if platelets were absent in the blood ?

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  19. plants have low energy need as compared to animals. Explain.

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  20. Why and how does water enter continuously into the root xylem ?

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