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Q. No.Algal blooms:
I. are the result of a nutrient, like nitrogen or phosphorus from various sources entering the aquatic system and causing excessive growth of algae.
II. lead to increased dissolved oxygen in water body as algae are photosynthetic
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Water Pollution |
71%
Level 2: 60%+
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India has promised to become carbon neutral and achieve net zero emissions by
1. 2030
2. 2050
3. 2060
4. 2070
1. 2030
2. 2050
3. 2060
4. 2070
Subtopic: Air Pollution |
Level 3: 35%-60%
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Identify the correct statements:
| I: | Chipko movement aimed at protecting trees and forests. |
| II: | Joint Forest Management originated in West Bengal in 1980's in India. |
| III: | The Amrita Devi Bishnoi Wildlife Protection Award is a national award instituted by the government of India for wildlife conservation. |
| 1. | Only I and II |
| 2. | Only I and III |
| 3. | Only II and III |
| 4. | I, II and III |
Subtopic: Resource Utilisation & Maintenance |
61%
Level 2: 60%+
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Montreal protocol:
| 1. | is an international treaty designed to protect the ozone layer signed in 1987, and entered into force in 1989. |
| 2. | is an international treaty designed to control global warming signed in 1991, and entered into force in 1993. |
| 3. | is an international treaty designed to protect the ecological hotspots of biodiversity signed in 1987, and entered into force in 1989. |
| 4. | is an international treaty designed to protect wetlands signed in 1985, and entered into force in 1987. |
Subtopic: Ozone Layer Depletion |
83%
Level 1: 80%+
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El Nino:
1. is a climate pattern that describes the unusual warming of surface waters in the eastern Pacific Ocean.
2. is a climate pattern that describes the unusual cooling of surface waters in the eastern Pacific Ocean.
3. is a climate pattern that describes the unusual heavy monsoon rains in the Indian subcontinent in winters.
4. is a climate pattern that describes the unusual warming of the Arctic causing large scale meltdown of ice.
1. is a climate pattern that describes the unusual warming of surface waters in the eastern Pacific Ocean.
2. is a climate pattern that describes the unusual cooling of surface waters in the eastern Pacific Ocean.
3. is a climate pattern that describes the unusual heavy monsoon rains in the Indian subcontinent in winters.
4. is a climate pattern that describes the unusual warming of the Arctic causing large scale meltdown of ice.
Subtopic: Green House Effect & Global Warming |
53%
Level 3: 35%-60%
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Amongst the following which gas is the least contributor to total global warming?
1. Methane
2. Carbon dioxide
3. Chlorofluorocarbons
4. Nitrous oxide
1. Methane
2. Carbon dioxide
3. Chlorofluorocarbons
4. Nitrous oxide
Subtopic: Green House Effect & Global Warming |
78%
Level 2: 60%+
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Three Mile Island and Chernobyl are located respectively in:
1. USA and Russia
2. Russia and Canada
3. USA and Ukraine
4. England and Uzbekistan
1. USA and Russia
2. Russia and Canada
3. USA and Ukraine
4. England and Uzbekistan
Subtopic: Agrochemical & Radioactive Waste |
63%
Level 2: 60%+
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Ahmed Khan of Bangalore is famous for his:
| 1. | concept of organic farming |
| 2. | contribution for developing ways of disposing radioactive wastes |
| 3. | discovery of the process of incineration |
| 4. | innovation that can be a remedy for plastic wastes |
Subtopic: Solid Waste Pollution |
88%
Level 1: 80%+
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Consider the given statements:
I. Eutrophication is the natural aging of a lake by nutrient enrichment of its water.
II. Cultural Eutrophication is in effort by the Ministry of Culture to save lakes and ponds from eutrophication.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
I. Eutrophication is the natural aging of a lake by nutrient enrichment of its water.
II. Cultural Eutrophication is in effort by the Ministry of Culture to save lakes and ponds from eutrophication.
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Water Pollution |
67%
Level 2: 60%+
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Identify the incorrect statement:
| 1. | Mercury and DDT undergo biomagnifications in the terrestrial food chain. |
| 2. | Nitrates and phosphates can cause rapid enrichment of nutrients in a lake. |
| 3. | Recycling is the only solution for the treatment of E-waste. |
| 4. | Without greenhouse effect the average temperature at surface of earth would have been minus 180C |
Subtopic: Water Pollution |
67%
Level 2: 60%+
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