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How does the entry of food particle into...

How does the entry of food particle into trachea is prevented when swallowing ?

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epiglottis
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SURA PUBLICATION-STRUCTURAL ORGANISATION OF ANIMALS -ADDITIONAL QUESTIONS & ANSWERS (FILL IN THE BLANKS)
  1. Crop and its diverticula in a leech can store large amount of which c...

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  2. Biochemical substances derived from leech saliva can treat .

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  3. How does the entry of food particle into trachea is prevented when swa...

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  4. are located in each annulus of each segment in leech.

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  5. movement of a leech is brought about by contraction and relaxation of ...

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  6. The existence of two sets of teeth in the li fe of an animal is called...

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  7. The digestive system of a leech includes the long alimentary canal and...

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  8. The right auricle opens into the right ventricle by aperture in rabbi...

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  9. is a mid ventral opening situated between second and third annuli of 1...

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  10. The anterior sucker helps in .

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  11. During feeding, the leech attaches itself to its victim strongly by th...

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  12. The trunk of a rabbit bears two pairs of limbs.

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  13. The gap between the incisors and premolar is called.

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  14. are located in each annulus of a leech.

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  15. The female genital pore lies mid ventrally between second and third an...

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  16. In leech, the ejaculatory ducts on both sides join to form the .

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  17. The lies in the middle of the anterior sucker in leech.

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  18. Rabbits belong to phylum .

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  19. The body ofleech is divided into regions.

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  20. The epididymis in a leech leads to a small duct called .

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