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Write the function of valves present in ...

Write the function of valves present in between atria and ventricles.

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Prevent back flow of blood
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ZEN PUBLICATION-LIFE PROCESSES-ZEE ADDITIONAL QUESTIONS SECTIONS (LONG ANSWER [LA] TYPE QUESTIONS)
  1. What are the components of blood?

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  2. Name the veins which bring oxygenated blood to heart.

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  3. Write the function of valves present in between atria and ventricles.

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  4. Write one structural difference between the composition of artery and ...

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  5. Write the reaction that occurs when glucose breaks down anaerobically ...

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  6. Write the mechanism by which fishes breathe in water.

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  7. Name the balloon like structure present in the lungs. List its two fun...

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  8. Name the respiratory pigment in human beings. Where is this pigment fo...

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  9. Name the process and explain the type of nutrition found in green plan...

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  10. Write three events which occus during the process of photosynthesis.

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  11. Draw diagram to show the nutrition in amoeba and label the parts used ...

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  12. Name three different glands associated with the digestive system in hu...

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  13. How is required pH maintained in stomach and small intestine?

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  14. Draw a diagram depicting human alimentary canal and label: Gall bladde...

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  15. a) State the role of liver and pancreas. b) Name the organ which per...

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  16. a) State the role of liver and pancreas. b) Name the organ which per...

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  17. What are the adaptations of leaf for photosynthesis?

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

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  19. What are the main processes of urine formation ?

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  20. State the form in which the following are stored : (i) Unused carb...

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