Advertisements
Advertisements
प्रश्न
An undesirable change in the environment is called as ______.
विकल्प
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.
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
Read the passage and identify the sentences expressing types of pollution.
Nilesh is a student of Std. VII and lives in urban area. It takes about an hour to go to the school by bus. He faces the heavy traffic of two wheelers, four wheelers, rickshaws, buses while going to school. He is facing the problem of asthma since last few days, Doctors recommended him to stay away from urban area. Since then, his mother sent him to the village of his maternal uncle, Nilesh saw the heaps of garbage at many places in village. Foul smell of human and animal wastes was present at many places. Blackish water with foul smell was flowing in a stream. He developed some abdominal disease within few days.
Give two examples of each of water, soil and air pollution from your residential area.
True or False:
The average home creates more pollution then does the average car.
What is the effect of oil spills on marine life?
Give two causes of air pollution.
Identify who am I?
I am the type of pollution caused by loud sounds and I can cause serious damage to your ears and also affect sleep. In India, I am mainly caused by loudspeakers and the honking of air horns of cars. I am ______ pollution.
Name the following:
The undesirable change in the environment leading to its deterioration.
Give two examples of gaseous air pollutants.
