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MCQs

Total Questions : 581 | Page 8 of 59 pages
Question 71. Nerve impulse can be defined as
  1.    a wave of chemical changes
  2.    a wave of electrical changes
  3.    a wave of electrochemical changes
  4.    an internal stimulus
 Discuss Question
Answer: Option C. -> a wave of electrochemical changes
Answer: (c).a wave of electrochemical changes
Question 72. Response in form of contraction is shown by
  1.    bones
  2.    glands
  3.    bones and muscles
  4.    Muscles
 Discuss Question
Answer: Option D. -> Muscles
Answer: (d).Muscles
Question 73. Pairing of an irrelevant stimulus with a natural primary stimulus that elicits an automatic response is
  1.    habituation
  2.    imprinting
  3.    conditioning
  4.    learning
 Discuss Question
Answer: Option C. -> conditioning
Answer: (c).conditioning
Question 74. Function of neuroglia is to provide
  1.    nutrition to neurons
  2.    nerve impulse to neurons
  3.    nutrition and protection to neurons
  4.    only protection to neurons
 Discuss Question
Answer: Option C. -> nutrition and protection to neurons
Answer: (c).nutrition and protection to neurons
Question 75. Transitions between sleep and wakefulness are influenced by
  1.    certain neurons in medulla
  2.    certain neurons in hippocampus
  3.    certain neurons in thalamus
  4.    certain neurons in pons
 Discuss Question
Answer: Option D. -> certain neurons in pons
Answer: (d).certain neurons in pons
Question 76. Tremor of hands and head occurs in
  1.    alzheimer's disease
  2.    parkinson's disease
  3.    arthritis
  4.    microcephaly
 Discuss Question
Answer: Option B. -> parkinson's disease
Answer: (b).parkinson's disease
Question 77. A snail crawling on a sheet of glass ultimately stops responding to tapping which is known as
  1.    conditioning
  2.    habituation
  3.    instinct
  4.    learning behaviour
 Discuss Question
Answer: Option B. -> habituation
Answer: (b).habituation
Question 78. Behaviour which enables pillbugs to reach moist area which is required for their life is termed as
  1.    reflex
  2.    instinct
  3.    imprinting
  4.    kineses
 Discuss Question
Answer: Option D. -> kineses
Answer: (d).kineses
Question 79. Preparation and maintenance of body for state of pregnancy is done by
  1.    oestrogen
  2.    progesterone
  3.    oxytocin
  4.    LH
 Discuss Question
Answer: Option B. -> progesterone
Answer: (b).progesterone
Question 80. Effectors which respond by secreting various hormones are
  1.    glands
  2.    muscles
  3.    cartilage
  4.    bones
 Discuss Question
Answer: Option A. -> glands
Answer: (a).glands

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