1) Exposure to sunlight helps a person improve his health because
a) The ultraviolet rays convert skin oil into Vitamin D
b) Body resistance power increases
c) The pigment cells in the skin get stimulated and produce a healthy tan
d) The infrared light kills bacteria and viruses in the body
Answer: a) The ultraviolet rays convert skin oil into Vitamin D
2) Human Body Contains how many percentage of Water
a) Seventy Percentage
b) Sixty Percentage
c) Sixty Six Percentage
d) Fifty Percentage
Answer: Sixty Six Percentage
a) The ultraviolet rays convert skin oil into Vitamin D
b) Body resistance power increases
c) The pigment cells in the skin get stimulated and produce a healthy tan
d) The infrared light kills bacteria and viruses in the body
Answer: a) The ultraviolet rays convert skin oil into Vitamin D
2) Human Body Contains how many percentage of Water
a) Seventy Percentage
b) Sixty Percentage
c) Sixty Six Percentage
d) Fifty Percentage
Answer: Sixty Six Percentage
3) Cells related to _________ divide remarkably faster than other cells in the body.
a) Hair
b) Nose
c) Eye Sight
d) Nerves
Answer: a) Hair