Improving Air Quality Conditions
Improving the air quality condition of a place involves removing harmful substances from the air.
Analysis of Options:
- Option 1: By adding air - Simply adding more air does not guarantee improved quality; it might introduce more pollutants if the source air is unclean.
- Option 2: By using a de-humidifier - A de-humidifier reduces moisture levels. While this can prevent mold growth and improve comfort, it doesn't directly remove common air pollutants like dust, pollen, or smoke.
- Option 3: By filtration of air - Air filters are designed specifically to capture particulate matter (like dust, pollen, pet dander, smoke particles) and sometimes gaseous pollutants, thereby cleaning the air. This is a direct method for improving air quality.
- Option 4: By adding moisture to the air - Adding moisture (using a humidifier) can sometimes worsen air quality by encouraging mold and dust mite growth if not managed properly. It does not remove existing pollutants.
Conclusion:
Based on the analysis, filtration of air is the most direct and effective method among the choices for improving the overall air quality condition by removing contaminants.
Important Questions from Environment Problems
Which one of the following is NOT a cause of depletion in groundwater?
The following 6 (Six) items consist of two statements, Statement I and Statement II. Examine these two statements carefully and select the correct answer using the code given below.
Statement I: Ozone is a triatomic molecule of oxygen.
Statement II: Ozone is concentrated mainly in the stratosphere.
Which one of the following is not a Green House Gas?
Which of the following is NOT a greenhouse gas?
________ is one of the major factor responsible for deforestation.
