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Write one function of each of the follow...

Write one function of each of the following components of the transport system in human beings.
a] blood vessels b] lymph c] heart.

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Blood vessels: they are elastic muscular tubes that act as channel to carry blood in the body.
Lymph: it is yellow connective tissue. The excess fluid that comes from the inter-cellular spaces are drained back into the blood by the lymph.
Heart: it is a hollow muscular organ that pumps oxygenated blood from the lungs to the various body parts and deoxygenated blood from the body to the lungs for purification.
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ZEN PUBLICATION-LIFE PROCESSES-ZEE ADDITIONAL QUESTIONS SECTIONS (SHORT ANSWER [SA] TYPE 2 QUESTIONS)
  1. What are the components of the transport system in human beings ? What...

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  2. Mention the three kinds of cells present in blood. Write one function ...

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  3. Write one function of each of the following components of the transpor...

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  4. Explain how does the exchange of gases occur in plants across the surf...

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  5. How are water and minerals transported in plants ?

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  6. Mention the site of exchange of material between the blood and surroun...

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  7. Draw a schematic representation of transport and exchange of oxygen an...

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  8. Describe the process of digestion of protein in the stomach.

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  9. Describe an experiment to show the effect of concentration on the rate...

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  10. Define the term excretion. Why should animals excrete waste matter?

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  11. Name the main excretory organ of human beings and state the form in wh...

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  12. Name the following: a] The process in plants that links light energy...

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  13. How do the guard cells regulate opening and closing of stomatal pores?

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

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

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  16. Name two waste products that are stored in old xylem in plants. Name t...

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  17. State reason for the following i] Rings of cartilage are present in ...

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  18. Draw a labeled diagram of cross section of a leaf.

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  19. What are the components of blood?

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  20. Trace the movement of oxygeneted blood in the body.

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