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MCQs

Total Questions : 236 | Page 6 of 24 pages
Question 51. According to classification of homeostasis , most reptiles are
  1.    homoeothermic
  2.    poikilothermic
  3.    heterothermic
  4.    hypoeothermic
 Discuss Question
Answer: Option B. -> poikilothermic
Answer: (b).poikilothermic
Question 52. In dogs, mechanisms to loose heat include all but
  1.    hanging the tongue out
  2.    heavy panting
  3.    wet footprints
  4.    blubber beneath their skin
 Discuss Question
Answer: Option D. -> blubber beneath their skin
Answer: (d).blubber beneath their skin
Question 53. Function of pancreas is to produce
  1.    bile
  2.    insulin
  3.    glucagon
  4.    all of above
 Discuss Question
Answer: Option D. -> all of above
Answer: (d).all of above
Question 54. Corrective mechanism of water loss due to sweating includes less
  1.    ADH secreted
  2.    water excreted
  3.    water reabsorbed by kidney tubules
  4.    water intake
 Discuss Question
Answer: Option B. -> water excreted
Answer: (b).water excreted
Question 55. More blood flows through the skin in case of
  1.    vasodilation
  2.    vasoconstriction
  3.    vasoregulation
  4.    vasoinsulation
 Discuss Question
Answer: Option A. -> vasodilation
Answer: (a).vasodilation
Question 56. Erector muscles contract during
  1.    cold day
  2.    warm day
  3.    physical activities
  4.    when excess sebum is produced
 Discuss Question
Answer: Option A. -> cold day
Answer: (a).cold day
Question 57. If levels of glucose (C₆H₁₂O₆) drop drastically,
  1.    a person experiences hangover
  2.    more insulin is produced
  3.    glucose is converted to glycogen
  4.    glycogen is converted to glucose
 Discuss Question
Answer: Option D. -> glycogen is converted to glucose
Answer: (d).glycogen is converted to glucose
Question 58. Homeostasis is build on the principle of
  1.    In Rome, do what the Romans do
  2.    Time and Tide wait for none
  3.    A stitch in time saves nine
  4.    Do the opposite to what is happening
 Discuss Question
Answer: Option D. -> Do the opposite to what is happening
Answer: (d).Do the opposite to what is happening
Question 59. As a result of vasodilation, the
  1.    skin receives more blood
  2.    skin receives less blood
  3.    more wear and tear of coniferous layer occurs
  4.    blood pressure increases
 Discuss Question
Answer: Option A. -> skin receives more blood
Answer: (a).skin receives more blood
Question 60. Very low concentration of substances can be measured through
  1.    sphygmomanometer
  2.    biosensors
  3.    x-rays
  4.    radioactive isotopes
 Discuss Question
Answer: Option B. -> biosensors
Answer: (b).biosensors

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