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10th Science - Nervous System Model Question Paper Oct-25 , 2019

Nervous System 

10th Science - Nervous System Model Question Paper

Nervous System Model Question Paper

10th Standard

    Reg.No. :
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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 neurons

    (c)

    efferent neurons

    (d)

    unipolar neurons

  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

  11. Impulses travels rapidly in _______ neurons.

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    myelinated

  12. _________ maintains the constant pressure inside the cranium.

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    cerebrospinal fluid

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

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    thalamus

  14. The axon is covered with protective _______

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    myelin sheath

  15. The efferent neurons are also called _____

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    motor neurons

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

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    pons

  17. _______ supplies nutrients to the brain.

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    Cerebro spinal fluid

    18. 5 x 1 = 5

  18. Nissil’s granules

    19. (1)

    Nissl's granules

  19. Schwann cell

    20. (2)

    Peripheral Nervous system

  20. Myelin sheath

    21. (3)

    Conditioned reflexes

  21. Granular body

    22. (4)

    Cyton

  22. Acquired reflexes

    23. (5)

    Insulator
    3 x 1 = 3

  23. Tissue connecting lobes of cerebrum.

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    Corpus callosum

  24. What does the word 'pons' mean.

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    Bridge

  25. Special fluid nourishing the brain.

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    Cerebrospinal fluid

    26. 5 x 2 = 10

  26. Name the parts of the hind brain.

  27. Give an example for conditioned reflexes.

  28. Define reflex arc.

  29. Name the parts of a neuron.

  30. Name the meninges.

    31. 2 x 4 = 8

  31. Differentiate between Voluntary and involuntary actions.

  32. Differentiate between Medullated and non-medullated nerve fibre.

    33. 1 x 7 = 7

  33. Describe the structure of spinal cord.

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