Reducing air pollution - class-VII
Description: reducing air pollution | |
Number of Questions: 20 | |
Created by: Akash Patel | |
Tags: atmospheric pollution air pollution acids and bases pollution chemistry pollution of air and water environment air and water pollution natural resources- air, water and land air and atmosphere |
Carbon monoxide is naturally produced by oxidation of X , a gas present in swamp area while it can be produced by Y of fuels containing carbon.
Green plants during day time absorb :
Governments have already taken action against air pollution by introducing ________.
Solutions for air pollution is/are:
The concept of 'Reduce, Reuse and Recycle' helps us to:
Exhaust motor vehicle is the main source of:
If heat radiated from Earth's surface is retained, outcome will be:
Carbon monoxide (CO) causes:
Adsorption method uses_____to separate pollutants from air.
In absorbtion method, the polluted air containing gaseous pollutants is passed through:
Ozone hole is maximum spread over:
Photochemical smog is related to pollution of:
The quantity of $CO _{2}$ in atmosphere can be decreased by :
Incomplete combustion of petrol or diesel oil in automobile engines can be best detected by testing the fuel gases for the presence of __________ .
Modes of controlling pollution in large cities include(s):
How can we save the environment from degradation by reducing the number of fossil fuels to be burned?
Widespread use of catalytic convertors in cars has significantly reduced_____emissions.
Which of the following pose threat to historical monument Taj Mahal?
Ozone layer of stratosphere requires protection from indiscriminate use of:
The pollutants released by jet aeroplanes inthe atomsphere as fluorocarbons are called: