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Lead concentration in blood is considere...

Lead concentration in blood is considered alarming if it is

A

20 `mu g// 100` ml

B

30 `mu g//100` ml

C

4-6 `mu g// 100` ml

D

10 `mu g//100` ml

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Verified by Experts

The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-ENVIRONMENTAL ISSUES-ASSIGNMENT SECTION C
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  2. Escherichia coli is used as an indicator organism to determine polluti...

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  3. Lead concentration in blood is considered alarming if it is

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  4. Which of the following is not used for the disinfection of drinking wa...

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  5. Which of the following organism is likely to have more concentration o...

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  7. Which of the following contribute to green house effect?

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  8. The true statement about "greenhouse effect" is that it is caused by:

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  9. Country contributed maximum to hole formation in ozone layer is

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  10. In coming years, skin related disorders will be more common due to

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  11. Ozone hole is maximum over

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  12. The supersonic jets cause pollution by the thinning of

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  13. If there was no carbon dioxide in the Earth's atmosphere so the temper...

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  14. Which important green house gas other than methane is being produc...

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  15. Green house effect is

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  18. The second commitment period for kyoto protocol was decided at

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  19. At present, the concentration of CO(2) in the atmosphere is about:

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  20. MIC and Chernobyl tragedies occurred at:

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