Advertisements
Advertisements
प्रश्न
An undesirable change in the environment is called as ______.
पर्याय
Pollutant
Population
Pollution
None of these
उत्तर
An undesirable change in the environment is called as pollution.
संबंधित प्रश्न
Differentiate between primary pollutants and secondary pollutants.
Given below is a representation of a type pollution.
Study the picture and answer the questions :
1) Name the type of pollution shown in the picture
2) Name one source of this pollution
3) How does this pollution affect human health?
4) Write one measure to reduce this pollution
5) State one gaseous compound that leads to the depletion of the ozone layer and creates ‘Ozone holes’.
Choose the ODD one out from the following terms given and name the CATEGORY to which the others belong:
Detergents, X-rays, sewage, oil spills
Following is a statement about pollution. Which type of pollution does it express?
Crop does not grow up in some areas.
Which are visible pollution known to you?
Name one industry which pollutes the atmosphere with gaseous as well as with particulate matter.
With an example, state what are secondary pollutants?
What is noise pollution? What harm does noise pollution do to human beings?
Distinguish between the following :
Biodegradable and Non-biodegradable Pollutants
Match the following:
| i. | Burning coal | a. | Land pollution |
| ii. | Throwing plastic | b. | Noise pollution |
| iii. | Wastewater from factories is mixed with river | c. | Air pollution |
| iv. | Louder horn of vehicle | d. | Water pollution |
