Which one of the following is not an organic pollutant: 1. a. Chloroform b. Benzene c. Cobalt chloride d. Carbon tetrachloride Which one of the following is not an inorganic pollutant: 2 a. Pb b. Hg c. Gasoline d. Sulfuric acids Which one of the following is not an effect of ozone depletion: 3 a. Increase in Immune system suppression b. Increase in skin cancer c. Increase in Cataract d. Increase in Kidney failure

Chemistry for Engineering Students
3rd Edition
ISBN:9781285199023
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter11: Chemical Kinetics
Section: Chapter Questions
Problem 11.92PAE
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Which one of the following is not an organic pollutant:
1.
a. Chloroform
b. Benzene
c. Cobalt chloride
d. Carbon tetrachloride
Which one of the following is not an inorganic pollutant:
2
a. Pb
b. Hg
C. Gasoline
d. Sulfuric acids
Which one of the following is not an effect of ozone depletion:
3
a. Increase in Immune system suppression
b. Increase in skin cancer
c. Increase in Cataract
d. Increase in Kidney failure
Which one of the following diseases is not transmitted by polluted water:
a. Hepatitis
b. Cancer
C. Cholera
d. Typhoid
Which one of the following statements is a correct definition of BOD:
5
a. Is the amount of oxygen needed by microorganisms to survive.
b. Oxygen needed by microorganisms to decompose biological wastes.
c. The dissolved 02 in water
d. Oxygen needed by microorganisms to multiply.
Which one of the following is untrue concerning chlorine treatment of drinking water:
a. The safest method of disinfecting treatments
b. Relatively harmless method of disinfecting treatments
c. The cheapest method of disinfecting treatments.
d. The most popular method of disinfecting treatments
Transcribed Image Text:Which one of the following is not an organic pollutant: 1. a. Chloroform b. Benzene c. Cobalt chloride d. Carbon tetrachloride Which one of the following is not an inorganic pollutant: 2 a. Pb b. Hg C. Gasoline d. Sulfuric acids Which one of the following is not an effect of ozone depletion: 3 a. Increase in Immune system suppression b. Increase in skin cancer c. Increase in Cataract d. Increase in Kidney failure Which one of the following diseases is not transmitted by polluted water: a. Hepatitis b. Cancer C. Cholera d. Typhoid Which one of the following statements is a correct definition of BOD: 5 a. Is the amount of oxygen needed by microorganisms to survive. b. Oxygen needed by microorganisms to decompose biological wastes. c. The dissolved 02 in water d. Oxygen needed by microorganisms to multiply. Which one of the following is untrue concerning chlorine treatment of drinking water: a. The safest method of disinfecting treatments b. Relatively harmless method of disinfecting treatments c. The cheapest method of disinfecting treatments. d. The most popular method of disinfecting treatments
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