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)

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Solution

(c) (i) and (iii)

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

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

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(d) (iii) and (iv)

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Q. Question 9
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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 (a) (i) and (ii) (b) (ii) and (iv) (c) (i) and (iii) (d) (iii) and (iv)

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

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)

(c) (i) and (iii)

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