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Define Eustachian tube....

Define Eustachian tube.

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**Step-by-Step Solution:** 1. **Understanding the Ear Structure**: The human ear is divided into three main parts: the outer ear, the middle ear, and the inner ear. 2. **Identifying the Eustachian Tube**: The Eustachian tube is a tube-like structure located in the middle ear. 3. **Connection of the Eustachian Tube**: This tube connects the middle ear to the throat (or pharynx). ...
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ICSE-SAMPLE QUESTION PAPER 3-SECTION-II
  1. Define Eustachian tube.

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  5. Explain the following term : Osmosis

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  6. Explain the following term : Turgor pressure.

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  7. Explain the term root pressure.

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  8. State whether true or false. Rewrite the false statements in their cor...

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  9. Define the following Photophosphorylation.

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  10. A candidate in order to study the process of osmosis has taken 3 potat...

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  11. Name the following: The respiratory pigment present in erythrocytes...

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  12. The phase of cardiac cycle in which the auricles contract.

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  13. The blood vessel which carries oxygenated blood to the liver.

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  14. Name the following: The vein that carries oxygenated blood.

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  15. Covering of the lungs is called

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  16. The diagram given below shows a section of a human kidney. Study the d...

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  17. Match the items given in Column A with the most appropriate ones in Co...

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  18. The diagram given below is an experiment conducted to study a factor n...

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  19. What do the following abbreviations stand for : (i) AMP (ii) ADP (i...

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  20. The following diagram represents the human brain as seen in an externa...

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