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(Single Best Answer) Question 1411: Which of the following is / are the source / sources of methane, a green-house gas

1. Cattle

2. Rice fields

3. Wetlands

Select the correct answer using the code given below:

A) 1 only
B) 2 and 3 only
C) 1 and 3 only
D) 1, 2 and 3
Answer (Select an option above to get the answer):

(Single Best Answer) Question 1412: Consider the following:

1. Coat pits

2. Sewers

3. Volcanic eruptions

Which of the above is / are the source / sources of H2S in the environment ?

A) 1 and 2 only
B) 2 only
C) 1 and 3 only
D) 1, 2 and 3
Answer (Select an option above to get the answer):

(Single Best Answer) Question 1413: Eutrophication of water bodies is mainly caused by ?

A) carbonates and oxides
B) hydrocarbons and metals
C) carbonates and sulphates
D) phosphates and nitrates
Answer (Select an option above to get the answer):

(Single Best Answer) Question 1414: A transition zone or region separating two biomes is known as ?

A) ecocline
B) ecological niche
C) ecotone
D) ecotype
Answer (Select an option above to get the answer):

(Single Best Answer) Question 1415: Which one of the following is a secondary pollutant ?

A) Benzene
B) Nitrogen oxide
C) Ozone
D) Sulphur dioxide
Answer (Select an option above to get the answer):

(Single Best Answer) Question 1416: Cartagena Protocol on Biosafety deals with ?

A) establishing or promoting in situ conservation facilities for rare and endangered organisms
B) maintaining the worldwide network of gene banks for all the known flora and fauna
C) monitoring and regulating the development of living modified organisms
D) ensuring safe handling, safe use and safe trans-boundary movement of living modified organisms
Answer (Select an option above to get the answer):

(Single Best Answer) Question 1417: Which of the following regions has the lowest atmospheric humidity ?

A) Equatorial
B) Monsoon
C) Prairies
D) Polar
Answer (Select an option above to get the answer):

(Single Best Answer) Question 1418: The Finance Commission derives its authority from the ?

A) Constitution of India
B) Parliament of India
C) President of India
D) Supreme Court of India
Answer (Select an option above to get the answer):

(Single Best Answer) Question 1419: Which one of the following pollutants causes surface deterioration of leather goods ?

A) Hydrogen sulphide
B) Nitrogen dioxide
C) Ozone
D) Sulphur dioxide
Answer (Select an option above to get the answer):

(Single Best Answer) Question 1420: With reference to the Protected Areas in India, consider the following statements:

1. In a Wildlife Sanctuary, limited biotic interference is permitted

2. A Biosphere Reserve is declared to conserve a few specific species of flora and fauna

3. The boundaries of a National Park are defined by legislation

Which of the statements given above is / are correct ?

A) 1 only
B) 2 and 3 only
C) 1 and 3 only
D) 1, 2 and 3
Answer (Select an option above to get the answer):