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10th Standard Science - Structural Organisation of Animals Model Question Paper Oct-19 , 2019

Structural Organisation of Animals

10th Standard Science - Structural Organisation of Animals Model Question Paper

Structural Organisation of Animals Model Question Paper

10th Standard

    Reg.No. :
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Science

Time : 02:00:00 Hrs
Total Marks : 50
    5 x 1 = 5

  1. In leech locomotion is performed by

    (a)

    Anterior sucker

    (b)

    Parapodia

    (c)

    Setae

    (d)

    Contraction and relaxation of muscles

  2. Mammals are ______________ animals.

    (a)

    Cold blooded

    (b)

    Warm blooded

    (c)

    Poikilothermic

    (d)

    All the above

  3. The animals which give birth to young ones are

    (a)

    Oviparous

    (b)

    Viviparous

    (c)

    Ovoviviparous

    (d)

    All the above

  4. Leeches have ___________

    (a)

    heart

    (b)

    lungs

    (c)

    true blood vessels

    (d)

    excretory organs

  5. In leeches sperms are stored in

    (a)

    epididymis

    (b)

    vas deferens

    (c)

    testis

    (d)

    ejaculatory duct

    6. 4 x 1 = 4

  6. The posterior sucker is formed by the fusion of the ___________ segments

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    seven

  7. The anterior end of leech has a lobe-like structure called _____________.

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    anterior sucker (or) oral sucker

  8. ___________ separate nitrogenous waste from the blood in rabbit

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    Nephrons

  9. Leeches have a _________feeding habit.

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    sanguivorous

    10. 5 x 1 = 5

  10. Triradiate

    11. (1)

    Papillae

  11. Jaws

    12. (2)

    Haemocoelic fluid

  12. Pharynx

    13. (3)

    Pump

  13. 4 channels

    14. (4)

    Follicle

  14. Ovary

    15. (5)

    Y shaped incision
    5 x 2 = 10

  15. Give the common name of the Hirudinaria granulosa

  16. How does leech respire?

  17. How is diastema formed in rabbit?

  18. What does CNS stand for?

  19. How does leech suck blood from the host?

    20. 3 x 4 = 12

  20. List out the parasitic adaptations in leech.

  21. How is the digestive system of rabbit suited for herbivorous mode of feeding?

  22. Explain the Digestive System of Rabbit.

    23. 2 x 7 = 14

  23. How does locomotion take place in leech?

  24. Explain the male reproductive system of rabbit with a labelled diagram.

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