Q26. Allantois of Embryo helps in _
- ARespiration
- BProtection
- CDigestion
- DExcretion
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Answer: D) Excretion
Human Physiology MCQ
109 MCQ questions with answers and explanations · page 2 of 5
Q27. Largest organ of human body is _
- ABrain
- BHeart
- CSkin
- DLiver
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Answer: C) Skin
Q28. Animal protein is called first class protein because is
- ACheaper in the market
- BDelicious in taste
- CRich in essential amino acids
- DEasily digestible
Show answer & explanation
Answer: C) Rich in essential amino acids
Q29. The hardest part of human body is _
- ABone
- BPalaque
- CEnamel
- DSkull
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Answer: C) Enamel
Q30. Which one of following organ have the capacity of regeneration?
- ASpleen
- BKidney
- CBrain
- DLiver
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Answer: D) Liver
Q31. During the process of respiration in human beings the exchange of gases takes place in _
- ABronchi
- BAlveoli
- CBronchiole
- DPleura
Show answer & explanation
Answer: B) Alveoli
Q32. ln an accident a person 's brain was injured due to which he could not regulate body temperature, hunger and water balance. Which one among the following parts of his brain was affected ?
- ACerebellum
- BMedulla oblongata
- CHypothalamus
- DCorpus callosum
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Answer: C) Hypothalamus
Q33. RBCs are formed in the…….in the adults.
- ABlue bone marrow
- BRed bone marrow
- CWhite bone marrow
- DBlack bone marrow
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Answer: B) Red bone marrow
Q34. Weight of an animal body is mostly the weight of-
- AWater
- BBlood
- CBone
- DTissue
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Answer: A) Water
Q35. The number of essential amino acid found in man-
- A15
- B20
- C30
- D40
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Answer: B) 20
Q36. Myoglobine contain the metal-
- ACopper
- BSilver
- CGold
- DIron
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Answer: D) Iron
Q37. Normal temperature of human body is-
- A40.5C
Show answer & explanation
Answer: B)
Q38. Blood bank of human body is-
- ASpleen
- BPancrease
- CGall bladder
- DNone of these
Show answer & explanation
Answer: A) Spleen
Q39. Bile is stored in-
- AMouth
- BLiver
- CGall bladder
- DStomach
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Answer: C) Gall bladder
Q40. Weight of human brain in gram is-
- A1350
- B1230
- C1100
- D1300
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Answer: A) 1350
Q41. Normal temperature of human body on the kelvin scale is-
- A280
- B290
- C300
- D310
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Answer: D) 310
Q42. If the radius of blood vessels decrease the blood pressure will-
- AIncrease
- BDecrease
- CRemain same
- DIncrease in male but decrease in female
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Answer: A) Increase
Q43. Number of spinal nerve is-
- A10 pair
- B12 pair
- C15 pair
- DNone of these
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Answer: D) None of these
Q44. Main function of skeleton is-
- ATo cover the skull
- BTo provide the shape of body
- CFormation of RBC
- DAll of these
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Answer: B) To provide the shape of body
Q45. In whole body mass the percentage of blood is-
- A0.07
- B0.09
- C0.1
- D0.11
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Answer: A) 0.07
Q46. By EEG we can observe the activity of-
- AHeart
- BHung
- CBrain
- DMuscles
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Answer: C) Brain
Q47. Number of valve found in human heart-
- A4
- B3
- C2
- D1
Show answer & explanation
Answer: A) 4
Q48. Alpha-Keratin is a protein, present in-
- ABlood
- BSkin
- CLymph
- DEgg
Show answer & explanation
Answer: B) Skin
Q49. Which vein brings oxygenated blood from the lungs into the heart ?
- ARenal Vein
- BPulmonary vein
- CVena Cava
- DHepatic Vein
Show answer & explanation
Answer: B) Pulmonary vein
Q50. Which of the following enzymes takes part in protein digestion inside the stomach ?
- ALipase
- BCellulose
- CLysozyme
- DPepsin
Show answer & explanation
Answer: D) Pepsin