Related Questions

Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate?
A CO
B SO2
C NOx
D CFC (chloro fluoro carbons)
The receptionist at a veterinary clinic reviewed the office records and found that 3 out of every 8 animals treated at the clinic during the last 4 months were cats. At this rate, how many cats will be treated during the next 12 weeks if a total 288 animals are treated ?
A 108
B 96
C 36
D 24
Which of the following revolutions is related to the thirteen English colonies
A Russian Revolution
B Industrial Revolution
C French Revolution
D American Revolution
One of the warmest winters on record has put consumers in the mood to spend money. Spending is likely to be the strongest in thirteen years.During the month of February. sales of existing single-family homes hit an annual record rate of 4.75 million. This paragraph best supports the statement that:
A Consumer spending will be highr, thirteen years from now than it is today.
B more people buy houses in the month of February than in any other month.
C warm winter weather is likely to affect the rate of home sales.
D during the winter months , hte prices of single-family homes are the lowest.
Which of the following metals is not a pollutant ?
A Mercury
B Arsenic
C Lead
D Aluminium
Which of the following is NOT a secondary air pollutant?
A Aldehydes
B Nitric oxide
C Ketones
D Nitrogen dioxide
Which of the following is not a gaseous air pollutant?
A Ozone
B Fumes
C Hydrogen sulphide
D Carbon
Which of the following is not an air pollutant?
A Ozone
B Carcinogens
C Pesticides
D Metallic powders
Which of the following is usually not an air-pollutant?
A Hydrocarbons
B Sulphur dioxide
C Carbon dioxide
D Nitrous oxide
Which one of the following is not a primary pollutant?
A Particulate matter
B Carbon monoxide
C Sulpuric acid
D Nitrogen oxides

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