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Lead concentration in blood is considere...

Lead concentration in blood is considered alarming if it is

A

20 micrograms /100 ml

B

10-15 micrograms/100ml

C

4-6 micrograms/100ml

D

10 micrograms/100 ml

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-ENVIRONMENTAL ISSUES-Exercise-I (Water pollution)
  1. High concentrations of accumulated DDT in birds

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  2. Insecticides usually act upon

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  3. Which of the following is called eutrophication? Deterioration of wat...

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  4. Thermal pollution of water bodies is due to discharge of

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  5. When temperature increases dissolved oxygen of water

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  6. Water ( prevention and control of pollution ) Act was passed in the ye...

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  7. Ganga Action Plan for controlling pollution in Ganges started in

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  8. World's most problematic aquatic weed is

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  9. Which of the following causes biomagnification ?

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  10. The expanded form of DDT is

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  11. The green scum seen in the freshwater bodies is

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  12. Match correctly the following and choose the correct option {:(A.,...

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  13. Which one of the following impurities is easiest to remove from wastew...

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  14. Which one of the following diseases in not due to contamination of wat...

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  15. Nuisance growth of aquatic plants and bloom-forming algae in natural w...

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  16. Algal blooms impart a distinct colour to water due to

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  17. Escherichia coli is used as an indicator organism to determine polluti...

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  18. Which of the following is absent in polluted water?

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

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

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