Nervous System Model Question Paper

10th Standard EM

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Science

Time : 02:00:00 Hrs
Total Marks : 50
    10 x 1 = 10
  1. Bipolar neurons are found in

    (a)

    retina of eye

    (b)

    cerebral cortex

    (c)

    embryo

    (d)

    respiratory epithelium

  2. Site for processing of vision, hearing, memory, speech, intelligence and thought is

    (a)

    kidney

    (b)

    ear

    (c)

    brain

    (d)

    lungs

  3. In reflex action, the reflex arc is formed by

    (a)

    brain, spinal cord, muscle

    (b)

    receptor, muscle, spinal cord

    (c)

    muscle, receptor, brain

    (d)

    receptor, spinal cord, muscle

  4. Dendrites transmit impulse ______ cell body and axon transmit impulse ______ cell body.

    (a)

    away from, away from

    (b)

    towards, away from

    (c)

    towards,towards

    (d)

    away from, towards

  5. The outer most of the three cranial meninges is

    (a)

    arachnoid membrane

    (b)

    piamater

    (c)

    duramater

    (d)

    myelin sheath

  6. There are ________ pairs of cranial nerves and _______ pairs of spinal nerves.

    (a)

    12, 31

    (b)

    31, 12

    (c)

    12, 13

    (d)

    12, 21

  7. The neurons which carries impulse from the central nervous system to the muscle fibre.

    (a)

    afferent neurons

    (b)

    association neuron

    (c)

    efferent neuron

    (d)

    unipolar neuron

  8. Which nervous band connects the two cerebral hemispheres of brain?

    (a)

    thalamus

    (b)

    hypothalamus

    (c)

    corpus callosum

    (d)

    pons

  9. Node of Ranvier is found in

    (a)

    muscles

    (b)

    axons

    (c)

    dendrites

    (d)

    cyton

  10. Nerve cells do not possess

    (a)

    neurilemma

    (b)

    sarcolemma

    (c)

    axon

    (d)

    dendrites

  11. 7 x 1 = 7
  12. Impulses travels rapidly in _______ neurons.

    ()

    multipolar

  13. _________ maintains the constant pressure inside the cranium.

    ()

    cerebro spinal fluid

  14. The part of human brain which acts as relay center is _______

    ()

    thalamus

  15. The axon is covered with protective _______

    ()

    myelin sheath

  16. The efferent neurons are also called _____

    ()

    motor neurons

  17. The bridge of nerve fibers which connects lobes of cerebellum is _______

    ()

    pons

  18. _______ supplies nutrients to the brain.

    ()

    Cerebro spinal fluid

  19. 5 x 1 = 5
  20. Nissil’s granules

  21. (1)

    Conditioned reflexes

  22. Schwann cell

  23. (2)

    Insulator

  24. Myelin sheath

  25. (3)

    Cyton

  26. Granular body

  27. (4)

    Peripheral Nervous system

  28. Acquired reflexes

  29. (5)

    Nissl's granules

    3 x 1 = 3
  30. Tissue connecting lobes of cerebrum.

    ()

    Corpus callosum

  31. What does the word 'pons' mean.

    ()

    Bridge

  32. Special fluid nourishing the brain.

    ()

    Cerebrospinal fluid

  33. 5 x 2 = 10
  34. Name the parts of the hind brain.

  35. Give an example for conditioned reflexes.

  36. Define reflex arc.

  37. Name the parts of a neuron.

  38. Name the meninges.

  39. 2 x 4 = 8
  40. Voluntary and involuntary actions.

  41. Medullated and non-medullated nerve fibre.

  42. 1 x 7 = 7
  43. Describe the structure of spinal cord.

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