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MBD PUBLICATION-ENVIRONMENTAL CHEMISTRY-QUESTION BANK
- Why COD is preferred over BOD ?
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- What would have happened if the green-house gases were totally missing...
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- What do you mean by green chemistry ?
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- What can domestic waste be used as manure?
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- What are pesticides ?
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- Explain the term "Eutrophication ".
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- The cause of ozone deplection is due to release of chlorine atoms into...
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- Ozone is always useful when present in the atmosphere.
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- Photochemical smog is a mixture of oxidising pollutants.
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- The use of chemistry to prevent pollution is termed green chemistry.
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- Chlorofluroocarbons are responsible for ozone depletion but do not pla...
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- Lung diseases are more in urban areas than in rural areas.
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- The common damage caused by air pollutants to vegetation occurs in the...
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- Pesticides increase soil pollution.
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- Trees can decrease sound pollution.
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- Non-conventional souces of energy bring more pollution.
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- Anything present in excess in the environment over the perminnible lim...
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- Wastes which can be rapidly decomposed by micro-organisms are termed n...
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- Ozone is a secondary air pollutant.
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- smoke, fumes and dust are non-vibale particulate matters in the atmosp...
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