Green chemistry means such reactions which

1. Produce color during reactions

2. Reduce the use and production of hazardous chemicals

3. Are related to the depletion of the ozone layer

4. Study the reactions in plants

 

Subtopic:  Gaseous Pollutants - Oxides of C & N |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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The wrong statement about photochemical smog is-

1. Photochemical smog causes irritation in eyes.

2. It has a low concentration of oxidizing agents

3. It can be controlled by controlling the release of NO2, hydrocarbon, ozone, etc.

4. Plantation of some plants helps in controlling photochemical smog.

Subtopic:  Air Pollution - Smog |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Which one of the following is not a common component of photochemical smog?

1. Ozone

2. Acrolein

3. Peroxyacetyl nitrate

4. Chlorofluorocarbons

Subtopic:  Air Pollution - Smog |
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Please attempt this question first.

Difficulty Level:


Which one of the following statements regarding photochemical smog is not correct?

1. Carbon monoxide does not play any role in photochemical smog formation

2. Photochemical smog is an oxidising agent in character

3. Photochemical smog is formed through photochemical reaction involving energy

4. Photochemical smog does not cause irritation in eyes and throat

Subtopic:  Air Pollution - Smog |
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Please attempt this question first.

Difficulty Level:


Which oxide of nitrogen is not a common pollutant introduced into the atmosphere both due to natural and human activity?

1. N2O52. NO23. N2O4. NO

Subtopic:  Gaseous Pollutants - Oxides of C & N |
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Which one of the following statements is not true?

1. Concentration of dissolved oxygen below 6 ppm is good for the growth of fish

2. Clean water would have a BOD value of less than 5 ppm

3. Oxides of sulphur, nitrogen and carbon are the most widespread air pollutant

4. pH of drinking water should be between 6.5-8.5

Subtopic:  Water Pollution - Biological Oxygen Demand |
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Please attempt this question first.

Difficulty Level:


Green chemistry means such reactions which

1.  produce colour during reactions

2.  reduce the use and production of hazardous chemicals

3.  are related to the depletion of ozone layer

4.  study the reactions in plants

Subtopic:  Air Pollution - Greenhouse Effect |
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Please attempt this question first.

Difficulty Level:


Among the following, the one that is not a green house gas is:

1.  sulphur dioxide

2.  nitrous oxide

3.  methane

4.  ozone

Subtopic:  Air Pollution - Greenhouse Effect |
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Please attempt this question first.

Difficulty Level:


Gases that damage the ozone layer is -

1. CFCs 

2. CO2

3. CH

4. SO2

Subtopic:  Air Pollution - Ozone |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Biosphere is

(1) In which individual interact to each other

(2) By which life originated

(3) The name of a bird

(4) Organic compound by which life diminishes

Subtopic:  Introduction |
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NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level: