An increase in CO2 concentration in the atmosphere will result in : 

1. Adverse effects on natural vegetation.

2. Global warming.

3. Temperature decrease in a global atmosphere.

4. Genetic disorders in plants and animals.

Subtopic:  Air Pollution - Global Warming |
 93%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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Which, of the following, gases contributes  nearly 50 % to the green house effect (which, in turn, causes global warming) ?

1. SO2

2. SO3

3. CO2

4. Water vapour

Subtopic:  Air Pollution - Global Warming |
 86%
From NCERT
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Green plants use carbon dioxide for photosynthesis and return oxygen to the atmosphere. Even then carbon dioxide is considered to be responsible for green house effect : 

1. Due to an increase in atmospheric temperature.

2. Due to ozone depletion.

3. Due to decrease in atmospheric temperature.

4. Due to an increase in chlorophyll concentration.

Subtopic:  Air Pollution - Global Warming |
 80%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

The most hazardous metal pollutant of automobile exhaust is : 

1. Hg

2. Cd

3. Pb

4. Cu

Subtopic:  Air Pollution - Global Warming |
 72%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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The oxygen present today in the atmosphere- 

1. Is a plant product.

2. Came from ozone.

3. Was present in the beginning.

4. Is produced by carbon dioxide.

Subtopic:  Air Pollution - Global Warming |
 71%
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NEET 2023 - Target Batch - Aryan Raj Singh
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The most harmful air pollutant produced by automobiles is- 

1. HNO2

2. NO

3. SO2

4. CO

Subtopic:  Air Pollution - Global Warming |
 63%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh