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WorksheetsIndoor Air Pollutants
Total questions: 20
Worksheet time: 10mins
critical observation or examination
prestigious /preˈstɪdʒəs/
deplorable /dɪˈplɔː.rə.bəl/
scrutiny/ˈskruːtəni/
outcry/ˈaʊt.kraɪ/
Radon gas is most harmful to which part of the body?
Eyes
Heart
Lungs
Kidneys
How does an exhaust fan work to reduce indoor pollution?
reduce cigarette smoke
Air circulation and CO2 exchange outside and supply fresh oxygen from outside into the house
exchange oxygen to the outside
May cause coughing and asphyxiation
smoke,gas,or something similar that smells strongly or is dangerous to breathe in
fumes/fjuːmz/
culprit/ˈkʌl.prɪt/
amend /əˈmend/
marked(adj)
Is indoor air pollution harmful?
YES
NO
Which plants not only help to brighten a room, but also improve indoor air quality?
Weeping fig.
English ivy
Chrysanthemums.
All of the above
What is the ideal humidity level inside a home?
Below 30%.
Between 30% and 50%
Between 50% and 70%.
Above 70%.
asthma /ˈæs.mə/
A chronic allergic disorder characterized by episodes of severe breathing difficulty, coughing, and wheezing
to not continue with a system or plan
Deeply regrettable; unfortunate
to soak up or take in
True or False: Second only to smoking, radon is the leading cause of lung cancer in the United States.
True
False
air pollution by a mixture of smoke and fog
air pollution /pəˈluːʃn/
smog /smɒɡ/
scrap (v) /skræp/
absorb /əbˈzɔːb/
Which of the following is not a cause of indoor air pollution?
smoking
candles
glue
Oxi
What technological devices help reduce indoor pollution?
The air purifier
The fan
Water purifier
Electric cooker
dangerous or risky
hazardous /ˈhæz.ə.dəs/
renewable resource
heart failure
marked(adj)
True or False: Candles are the best way to treat odors inside your home.
True
False
Which outdoor air pollutant is also a significant indoor air pollutant?
sulfur dioxide
lead
ozone
carbon monoxide
True or False: Dust mites affect four out of five households.
True
False
Inhalation and exhalation of air.
respiration /ˌrespəˈreɪʃn/
scrutiny/ˈskruːtəni/
boast /bəʊst/
scrap (v) /skræp/
absorb /əbˈzɔːb/
When a building has bad air quality, it has something called
Radon
Carbon monoxide
Smog
Sick building syndrome
Which is NOT an example of a way to help prevent radon gas in homes?
Sealing cracks
Ventilation
Air fresheners
The contamination of the atmosphere by the introduction of pollutants from human and natural sources
air pollution /pəˈluːʃn/
respiration /ˌrespəˈreɪʃn/
elite /eɪˈliːt/
coal - burning factories /kəʊl/
