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Q.

The ozone layer absorbs potentially harmful U radiation from the sun at wavelengths between 240 and 320 nm (nano meter) true or false ?

Tags: health, science, environment
Asked by stalin, 09 Sep '12 07:09 pm
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Answers (4)

 
1.

True
Answered by rajnikant raiyarela, 09 Sep '12 07:16 pm

 
  
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2.

True
Answered by iqbal seth, 10 Sep '12 06:16 am

 
  
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3.

True
Answered by Quest, 09 Sep '12 08:09 pm

 
  
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4.

Turu :))
Answered by mili, 09 Sep '12 07:12 pm

 
  
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