Practice MCQ Questions and answers on Biology-GK Page-13 section-2

Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section 8 Section 9 Section 10 Section 11 Section 12 Section 13 Section 14 Section 15 Section 16 Section 17

61.
Red colour of blood is due to presence of

A. Plasma

B. Hemoglobin

C. RBC

D. WBC

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62.
Average life span of human R.B.C is

A. 100 days

B. 90 days

C. 120 days

D. None of these

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63.
With which of the following body organ is 'pace-maker' associated?

A. Liver

B. Brain

C. Heart

D. Lungs

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64.
Which of the following blood group is called universal donor ?

A. A+

B. B+

C. O-

D. AB+

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65.
What carries blood away from the heart?

A. Arteries

B. Veins

C. Both A & B

D. None

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Practice MCQ Questions and answers on Biology-GK

61. Red colour of blood is due to presence of

Answer & Solution

62. Average life span of human R.B.C is

Answer & Solution

63. With which of the following body organ is 'pace-maker' associated?

Answer & Solution

64. Which of the following blood group is called universal donor ?

Answer & Solution

65. What carries blood away from the heart?

Answer & Solution

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61.
Red colour of blood is due to presence of

62.
Average life span of human R.B.C is

63.
With which of the following body organ is 'pace-maker' associated?

64.
Which of the following blood group is called universal donor ?

65.
What carries blood away from the heart?