General Knowledge - Basic General Knowledge - Discussion

Discussion Forum : Basic General Knowledge - Section 1 (Q.No. 13)
13.
Exposure to sunlight helps a person improve his health because
the infrared light kills bacteria in the body
resistance power increases
the pigment cells in the skin get stimulated and produce a healthy tan
the ultraviolet rays convert skin oil into Vitamin D
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
90 comments Page 5 of 9.

Vasanthi said:   8 years ago
Exposure to sunlight helps a person improve his health because the ultraviolet rays convert skin oil into Vitamin D.
(1)

Arvind said:   1 decade ago
Sunlight means only morning light. Sunlight after morning contains much amount of uv rays which is harmful to body.

RAJ said:   1 decade ago
After reading various answer. I reached on this result that UV ray with low frequency are not harmful for us.

Usha said:   1 decade ago
UV rays causes skin cancer also then how can we say that it will help a person to improve his health?

Shruthi raichur said:   8 years ago
That's right answer because, this vitamin very low in (01.00) to me. So please give to me best tips.

Akanksha said:   1 decade ago
UV rays are harmfull for human body then how can they help us?

There is a hole in the ozone layer.

Bhushan mandal said:   9 years ago
If UV rays are good for providing vitamin D then why ozone layer is there to trap them down?
(1)

Arun said:   1 decade ago
But the uv rays causes the cancer to the human bodys then how can be it increases vitamin D.

A.M.VIJAYAN said:   1 decade ago
That's correct because of the oil content for vitamin strength that way to help our health.

Marcus Giri said:   10 years ago
UV radiations cannot penetrate through ozone layer, unless and until it gets depleted.


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