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Q. No.Identify the incorrect statement regarding primary air pollutants:
1.
Carbon monoxide is a product of incomplete combustion of fossil fuels.
2.
Methane is the most abundant hydrocarbon in the atmosphere
3.
A high concentration of sulphur dioxide causes severe respiratory problems
4.
Particulate matter less than 1 micrometer in diameter generally settle out in less than a day.
Subtopic: Air Pollution |
73%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
Hot wastewater discharged from industries into water bodies:
| 1. | increases the nutrient content of the water body |
| 2. | decreases the BOD of water |
| 3. | is considered a water pollutant |
| 4. | is desirable as cool water is more damaging to aquatic life |
Subtopic: Water Pollution |
63%
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Biomagnification can occur as a result of:
| I: | Persistence |
| II: | Food chain energetics |
| III: | Low or non-existent rate of internal degradation or excretion of the substance |
| 1. | I and II only | 2. | I and III only |
| 3. | II and III only | 4. | I, II and III |
Subtopic: Water Pollution: I |
58%
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Arcata Wildlife Sanctuary in Arcata, California is also a/an:
1. innovative sewer management system
2. tiger reserve
3. nuclear waste disposal site
4. ecological hotspot
Subtopic: Green House Effect & Global Warming |
67%
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Agricultural [Agro-Chemical] pollution may lead to:
| I: | Leaching, runoff and eutrophication |
| II: | Contamination of water bodies by heavy metals |
| 1. | Only I | 2. | Only II |
| 3. | Both I and II | 4. | Neither I nor II |
Subtopic: Agrochemical & Radioactive Waste |
75%
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The number of the correct statements regarding organic farming, amongst the following, are:
| I: | Organic farming encourages crop diversity and often employs polyculture. |
| II: | Organic farming relies heavily on the natural breakdown of organic matter. |
| III: | Organic weed management promotes weed elimination, rather than weed suppression |
| IV: | Pest are used under Integrated Pest Management |
| V: | Raising livestock and poultry, for meat, dairy and eggs, is another traditional farming activity that complements growing. |
| VI: | It promotes use of genetically engineered plants and animals. |
1. Three
2. Four
3. Five
4. Six
Subtopic: Agrochemical & Radioactive Waste |
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NEET 2023 - Target Batch - Aryan Raj Singh
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Subtopic: Air Pollution |
61%
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NEET 2023 - Target Batch - Aryan Raj Singh
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It is necessary to remove sulphur from petroleum products to
| 1. | reduce the emission of sulphur dioxide in exhaust fumes |
| 2. | increase efficiency of automobiles' engines |
| 3. | use sulphur removed from petroleum for commercial purposes |
| 4. | increase the life span of engine silencers |
Subtopic: Air Pollution |
77%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
Algal blooms impart a distinct colour to water due to:
| 1. | Their pigments |
| 2. | Excretion of coloured substances |
| 3. | Formation of coloured chemicals in water facilitated by physiological degradation of algae |
| 4. | Absorption of light by algal cell wall |
Subtopic: Water Pollution |
53%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
In the textbook you came across “Three Mile Island and Chernobyl disasters associated with accidental leakage of radioactive wastes.” In India, we had Bhopal gas tragedy. It is associated with which of the following?
| 1. | CO2 | 2. | Methyl Isocyanate |
| 3. | CFC | 4. | Methyl Cyanate |
Subtopic: Agrochemical & Radioactive Waste |
91%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
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