CBSE  /  Class 11  /  Biology  /  Neural Control and Coordination

  • 1. 
    Which one of the following is the correct statement regarding the particular psychotropic drug specified?

  • Barbiturates cause relaxation and temporary euphoria
  • Hashish causes after thought perceptions and hallucinations
  • Opium stimulates nervous system and causes hallucinations
  • Morphine leads to delusions and disturbed emotions

  • 2. 
    The function of vagus nerve innervating the heart is to

  • Initiate the heart beat
  • Reduce the heart beat
  • Accelerate the heart beat
  • Maintain constant heart beat

  • 3. 
    Which of the following nerves is the largest of all the cranial nerves?

  • Abducens nerve
  • Oculomotor nerve
  • Olfactory nerve
  • Trigeminal nerve

  • 4. 
    Which of the following is not related to the autonomic nervous system?

  • Peristalsis
  • Digestion
  • Excretion
  • Memory and learning

  • 5. 
    Functions of smooth muscles, cardiac muscles, organs, and glands are regulated by ______ system.

  • Parasympathetic
  • Sympathetic
  • Central nervous
  • Autonomic

  • 6. 
    Which neuroglia cells produce a fatty insulating material called myelin?

  • Satellite cells
  • Schwann cells
  • Both (A) and (B)
  • Neither (A) nor (B)

  • 7. 
    Which layer is in contact with brain tissues?

  • Piamater
  • Arachnoid
  • Duramater
  • Piamater and Arachnoid

  • 8. 
    The thin and convoluted outer layer of gray matter that covers the cerebral hemispheres is

  • Medulla oblongata
  • Thalamus
  • Cerebral cortex
  • Meninges

  • 9. 
    Find the odd one.

  • Schwann cells
  • Nissl s granules
  • nephrons
  • synaptic knob

  • 10. 
    Select the correct statement from the ones given below

  • Cocaine is given to patients after surgery as it stimulates recovery
  • Barbiturates when given to criminals make them tell the truth
  • Morphine is often given to persons who have undergone surgery as a pain killer
  • Chewing tobacco lowers blood pressure and heart rate
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