Match each item in Column I with one item in Column II and chose your answer from the codes given below.

Column I Column II
I.  Environment Act 1. 1986
II.   Montreal protocol 2.  1987
III.  Earth summit 3. 1992
IV.  Kyoto protocol 4. 1997

Codes:

Options: I II III IV
1. 1 2    3 4
2. 1  3
3. 1    4
4. 4  3
Subtopic:  Resource Utilisation & Maintenance |
 76%
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Nuisance growth of aquatic plants and bloom-forming algae in natural waters is generally due to high concentrations of:

1. Carbon 2. Sulphur
3. Calcium 4. Phosphorus

Subtopic:  Water Pollution |
 76%
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The Environment Protection Act was passed in:
1. 1988
2. 1987
3. 1985
4. 1986

Subtopic:  Introduction to Pollution & Types |
 72%
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Burying the radioactive wastes is not acceptable to many people as:
1. there is a risk of groundwater contamination
2. it may explode
3. it will harm the buried dead bodies
4. it may get accumulated in vegetation

Subtopic:  Agrochemical & Radioactive Waste |
 73%

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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
 
Assertion (A): Photochemical smog is a primary air pollutant.
Reason (R): It is formed in traffic-congested cities where the conditions are cold and the intensity of solar radiation is less.

 In the light of the above statements, choose the most appropriate answer from the options given below:

1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Air Pollution |

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Kyoto protocol commits signatories to:
1. Plant more trees
2. Cut forests for agriculture
3. Increasing nitrogen oxides into the atmosphere
4. Increasing the amount of methane in the atmosphere

Subtopic:  Resource Utilisation & Maintenance |
 61%

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A genetically modified organism has been tried for mitigating the effects of:
1. Oil spills
2. Degrading CFCs
3. Reduce methane emission
4. Removing DDT from water bodies

Subtopic:  Resource Utilisation & Maintenance |
 52%

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Which of the following is not an ill effect of PAN?
1. inhibition of electron transport system in plants
2. damage to chloroplasts in plants
3. acute irritation of eyes in humans
4. leukemia in humans

Subtopic:  Air Pollution |
 62%

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Match the following and choose the correct option.

Column I Column II
A. Environment Protection Act i. 1974
B. Air prevention & Control of pollution Act ii. 1987
C. Water act iii. 1986
D. Amendment of Air Act to include noise as an air pollutant iv.  1981


The correct match is :

Options: A B C D
1. iii iv i ii
2. i iii ii iv
3. iv i ii iii
4. iii iv ii i

Subtopic:  Introduction to Pollution & Types | Air Pollution | Water Pollution |
 84%
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Of the ultraviolet radiation that reaches the Earth's surface, more than 95% is:
1. UV A
2. UV B
3. UV C
4. UV radiation reaching Earth has an equal percentage of UV A, UV B, and UV C

Subtopic:  Ozone Layer Depletion |

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