Page 427 - General Knowledge

GENERAL KNOWLEDGE 2019

63. Why it is not advisable to sleep under a tree at night?
A. Release of less oxygen
B. Release of more oxygen
C. Release of carbon dioxide
D. Release of carbon monoxide

64. What is the averages rate of the heart beats (per minute) in an adult?
A. 60
B. 72
C. 84
D. 96

65. Which of the following is the volume of the urine produced in an adult human every
24 hours?
A. 1 litre
B. 1.5 litres
C. 3.0 litres
D. 5.0 litres

66. Which of the following pigment causes eye colour of person (brown eyes, blue eyes
or black eyes)?
A. Cornea
B. Choroid
C. Iris
D. Vitreous body

67. Which of the following led to the expulsion of milk from the breast during suckling?
A. Prolactin
B. Oxytocin
C. Vasopressin
D. Estrogen and Progesterone

68. Where does fertilization occurs in the female?
A. Fallopian tube
B. Uterus
C. Cervix
D. Vagina

69. Which of the following is the universal recipient blood group?
A. A
B. B
C. AB
D. 0

70. What proportion of children is likely to be colour blindness when their parent (mother
has normal vision & father has colour-blindness)?

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