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The Excessive Exposure of Humans to Ultraviolet Rays Results in : (I) Damage to Immune System (Ii) Damage to Lungs (Iii) Skin Cancer (Iv) Peptic Ulcers - Science

Question

The excessive exposure of humans to ultraviolet rays results in :
(i) damage to immune system
(ii) damage to lungs
(iii) skin cancer
(iv) peptic ulcers

(a) (i) and (ii)
(b) (ii) and (iv)
(c) (i) and (iii)
(d) (iii) and (iv)

Solution

 (i) and (iii)
Excessive exposure of humans to ultraviolet rays results in skin cancer and damage to the immune system.

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APPEARS IN

 Lakhmir Singh Solution for Biology for Class 10 (2018 (Latest))
Chapter 5: Our Environment
| 47 | Page no. 242
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The Excessive Exposure of Humans to Ultraviolet Rays Results in : (I) Damage to Immune System (Ii) Damage to Lungs (Iii) Skin Cancer (Iv) Peptic Ulcers Concept: Ozone Layer Depletion.
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