CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

Air is contaminated by unwanted substances that have harmful effects on both living and non-living objects. This is mainly called as _____________.


  1. air purification
  2. air conservation

  3. air utilisation

  4. air pollution


Solution

The correct option is D

air pollution


Air pollution involves contamination of the air by unwanted substances. These contaminants have harmful effects on both living and non-living things. Examples: CO (carbon monoxide), oxides of sulphur,  oxides of nitrogendust, , etc. 

Air pollution causes mainly lung damage and respiratory problems in humans; and causes damage to buildings or structures.

flag
 Suggest corrections
thumbs-up
 
0 Upvotes


Similar questions
QuestionImage
QuestionImage
View More...



footer-image