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Human MCQ

228 MCQ questions with answers and explanations · page 3 of 10

Test yourself▶ 25 question test▶ 50 question test

Q51. Goitre is caused due to deficiency of Iodine. It is pre-valent in-

  1. ACoastal area
  2. BHilly area
  3. CDesert area
  4. DNone of these
Show answer & explanation

Answer: B) Hilly area

Q52. The tricuspid valve occurs between the……….

  1. ARight auricle and right ventricle
  2. BPulmonary aorta
  3. CCorotico-systemic aorta and left ventricle
  4. DLeft ventricle
Show answer & explanation

Answer: A) Right auricle and right ventricle

Q53. Thyroid gland is situated in our-

  1. ALiver
  2. BNeck
  3. CArm-pits
  4. DNone of these
Show answer & explanation

Answer: B) Neck

Q54. Glucose is converted to ethyl alcohol by the enzyme-

  1. AMaltase
  2. BInvertase
  3. CZymase
  4. DDiastasen(e) None of the above/More than one of the above
Show answer & explanation

Answer: C) Zymase

Q55. Volume of blood found in a healthy person-

  1. A3-4 liter
  2. B4-5 liter
  3. C5 to 6 liter
  4. D6-7 liter
Show answer & explanation

Answer: B) 4-5 liter

Q56. pH value of human body range between-

  1. A8.2 to 8.9
  2. B6.0 to 6.2
  3. C7.0 to 7.8
  4. D9.2 to 9
Show answer & explanation

Answer: C) 7.0 to 7.8

Q57. The right portion of human heart receives…..blood.

  1. APure
  2. BImpure
  3. CMixed
  4. DNone of these
Show answer & explanation

Answer: B) Impure

Q58. Percentage of water found in blood plasma of human-

  1. A60 to 64 %
  2. B70 to 75 %
  3. C80 to82 %
  4. D91 to 92 %
Show answer & explanation

Answer: D) 91 to 92 %

Q59. Purification of blood takes place in-

  1. ALing
  2. BHeart
  3. CKidney
  4. DLiver
Show answer & explanation

Answer: A) Ling

Q60. Artificial purification of blood is called-

  1. ADylisis
  2. BHemolysis
  3. COsmosis
  4. DPyralysis
Show answer & explanation

Answer: A) Dylisis

Q61. Red colour of blood is due to presence of-

  1. APlasma
  2. BHaemoglobin
  3. CRBC
  4. DWBC
Show answer & explanation

Answer: B) Haemoglobin

Q62. The Female sex hormone is-

  1. AEstrogen
  2. BAndrogen
  3. CInsulin
  4. DOxytocinn(e) None of the above/More than one of the above
Show answer & explanation

Answer: A) Estrogen

Q63. Function of haemoglobin is-

  1. ATo transport oxygen
  2. BDestruction of bacteria
  3. CTo check the loss of blood
  4. DNone of these
Show answer & explanation

Answer: A) To transport oxygen

Q64. Haemoglobin is an important component of-

  1. ARBC
  2. BWBC
  3. CPlatletes
  4. DCytoplasm
Show answer & explanation

Answer: A) RBC

Q65. Normal haemoglobin content of an adult man is…….

  1. A5 gm/100 ml of blood
  2. B7 gm/100 ml of blood
  3. C14.5 gm/100 ml of blood
  4. D18.5 gm/100 ml of blood
Show answer & explanation

Answer: C) 14.5 gm/100 ml of blood

Q66. Coagulation of blood do not occur inside human body due to presence of-

  1. AHaemoglobin
  2. BHeparin
  3. CFibrinogen
  4. DNone of these
Show answer & explanation

Answer: B) Heparin

Q67. Red blood corpuscles is also known as-

  1. AErythrocytes
  2. BLeucocytes
  3. CThrombocytes
  4. DEosinophils
Show answer & explanation

Answer: A) Erythrocytes

Q68. Antibodies produced in the plasma of blood by-

  1. AMonocytes
  2. BLymphocytes
  3. CEosinophils
  4. DNeutrophils
Show answer & explanation

Answer: B) Lymphocytes

Q69. Red blood corpuscles is produced into-

  1. ASpleen
  2. BKidney
  3. CLiver
  4. DBone marrow
Show answer & explanation

Answer: D) Bone marrow

Q70. Which among the following is used to treat Indigestion ?

  1. AAntacid
  2. BAntiseptic
  3. CAnalgesic
  4. DAntibiotic
Show answer & explanation

Answer: A) Antacid

Q71. Main function of white blood corpuscles is-

  1. ATransport of CO2
  2. BTransport of oxygen
  3. CTo produce immune system of body
  4. DNone of these
Show answer & explanation

Answer: C) To produce immune system of body

Q72. Life of red blood cells in the body-

  1. A60 days
  2. B120 days
  3. C365 days
  4. D465 days
Show answer & explanation

Answer: B) 120 days

Q73. Number of which type of WBC is greatest in blood of human-

  1. AEosinophils
  2. BBasiophils
  3. CLymphocytes
  4. DNeutrophils
Show answer & explanation

Answer: D) Neutrophils

Q74. At high altitue RBC of human blood will-

  1. AIncrease in number
  2. BDecrease in number
  3. CDecrease in size
  4. DIncrease in size
Show answer & explanation

Answer: A) Increase in number

Q75. When a forgein body inter into blood circulatory system the reaction is started by-

  1. ARBC
  2. BWBC
  3. CPlatletes
  4. DCytoplasm
Show answer & explanation

Answer: B) WBC

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