Smog
Smog
Smog is a kind of air pollution, which is a mixture of smoke and fog in the air. Smog is composed mainly of tropospheric ozone, primary particulate matter such as pollen and dust, and secondary particulate matter such as sulphur oxides, volatile organic compounds, nitrogen oxides and ammonia gas.
Causes of smog :-
Which of the following are correct ? (a) Use of coal as fuel in heating discharge high concentrations of sulfur oxides in the atmosphere and hence is a cause of smog. (b) Emissions of gases from the combustion in cars, trucks, buses, motorbikes, and boats are the chief contributors of smog formation. (c) Smog can also occur due to construction activities. | |||
| Right Option : D | |||
| View Explanation | |||
Smog is a combination of _____________________ | |||
| Right Option : B | |||
| View Explanation | |||
The smog is essentially caused by the presence of ____________ | |||
| Right Option : C | |||
| View Explanation | |||
Students / Parents Reviews [10]
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.
Shreya Shrivastava
8thMy 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.
Ayan Ghosh
8thAbhyas 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.
Om Umang
10thIt was a good experience with Abhyas Academy. I even faced problems in starting but slowly and steadily overcomed. Especially reasoning classes helped me a lot.
Cheshta
10thMy 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.
Shivam Rana
7thIt 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
Barkha Arora
10thI have spent a wonderful time in Abhyas academy. It has made my reasoning more apt, English more stronger and Maths an interesting subject for me. It has given me a habbit of self studying
Yatharthi Sharma
10thBeing 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.
Prisha Gupta
8thAbhyas 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.
Manish Kumar
10thIt 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.
