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MCQs

Total Questions : 106 | Page 7 of 11 pages
Question 61. In plants, the certain pores in the bark are called
  1.    stomata
  2.    epidermal cells
  3.    mesophyll cells
  4.    lenticels
 Discuss Question
Answer: Option D. -> lenticels
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 62. The larynx is also called a
  1.    sound box
  2.    voice box
  3.    volume box
  4.    vibrating box
 Discuss Question
Answer: Option B. -> voice box
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 63. The chronic inflammation lasts for three months to
  1.    one year
  2.    three years
  3.    two years
  4.    five years
 Discuss Question
Answer: Option C. -> two years
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 64. Cuticle responsible for gaseous exchange is present
  1.    over epidermis
  2.    under epidermis
  3.    on both sides of epidermis
  4.    on upper side of epidermis
 Discuss Question
Answer: Option A. -> over epidermis
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 65. Lenticels are pores present in the layer of
  1.    leaf
  2.    epidermis
  3.    cuticle
  4.    bark
 Discuss Question
Answer: Option D. -> bark
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 66. The kind of bronchitis that causes no permanent damage to the lungs and lasts for two weeks is called
  1.    acute bronchitis
  2.    chronic bronchitis
  3.    coastal bronchitis
  4.    intercostal bronchitis
 Discuss Question
Answer: Option A. -> acute bronchitis
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 67. The flap of tissues which guards the glottis is classified as
  1.    alveolar ducts
  2.    alveoli
  3.    epiglottis
  4.    voice box
 Discuss Question
Answer: Option C. -> epiglottis
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 68. The amount of nitrogen present in expired and inspired air is
  1.    0.69
  2.    0.72
  3.    0.75
  4.    0.79
 Discuss Question
Answer: Option D. -> 0.79
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 69. During inhalation, the ribs muscles contract and
  1.    move down
  2.    shrink
  3.    expand
  4.    raise
 Discuss Question
Answer: Option D. -> raise
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 70. Pores in the layer of bark are called
  1.    stomata
  2.    cuticle
  3.    lenticels
  4.    guttation
 Discuss Question
Answer: Option C. -> lenticels
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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