When air contains enough harmful impurities which affect the well-being of the living and the nonliving, it is said to be polluted. We can say that air pollution is caused by the presence or excess of substances which change the physical, chemical or biological characteristics of air. The substances that cause pollution are called pollutants. Pollution can be caused either by natural causes or by human beings. The pollution from natural causes are usually beyond human control. We can lessen, if not totally eliminate, man-made pollutants.
1. Diseases:: Air pollution has resulted in different respiratory disorders in humans .These includes lung cancer, bronchitis, asthma, pneumonia etc.
2. Global Warming: The increase in Earth's temperature is known as global warming.Due to emission of green house gases, there is an imbalance in the gaseous composition of the air. This has led to an increase in the temperature of the earth. This has resulted in the melting of glaciers and an increase in the sea level.
On burning charcoal which of the following gases is produced ? | |||
Right Option : C | |||
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Which of the following is not a cause for air pollution ? | |||
Right Option : C | |||
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Gas released during Bhopal tragedy was ___________________ | |||
Right Option : D | |||
View Explanation |
My experience with Abhyas academy is very good. I did not think that my every subject coming here will be so strong. The main thing is that the online tests had made me learn here more things.
About Abhyas metholodology the teachers are very nice and hardworking toward students.The Centre Head Mrs Anu Sethi is also a brilliant teacher.Abhyas has taught me how to overcome problems and has always taken my doubts and suppoeted me.
Abhyas Methodology is very good. It is based on according to student and each child manages accordingly to its properly. Methodology has improved the abilities of students to shine them in future.
Abhyas is a complete education Institute. Here extreme care is taken by teacher with the help of regular exam. Extra classes also conducted by the institute, if the student is weak.
My experience was very good with Abhyas academy. I am studying here from 6th class and I am satisfied by its results in my life. I improved a lot here ahead of school syllabus.
It has a great methodology. Students here can get analysis to their test quickly.We can learn easily through PPTs and the testing methods are good. We know that where we have to practice
It was good as the experience because as we had come here we had been improved in a such envirnment created here.Extra is taught which is beneficial for future.
One of the best institutes to develope a child interest in studies.Provides SST and English knowledge also unlike other institutes. Teachers are co operative and friendly online tests andPPT develope practical knowledge also.
Being a parent, I saw my daughter improvement in her studies by seeing a good result in all day to day compititive exam TMO, NSO, IEO etc and as well as studies. I have got a fruitful result from my daughter.
My experience with Abhyas is very good. I have learnt many things here like vedic maths and reasoning also. Teachers here first take our doubts and then there are assignments to verify our weak points.