Civil Service Preliminary Paper-1 Previous Year Solved Questions for the year 2014

41) Brominated flame retardants are used in many household products like mattresses and upholstery. Why is there some concern about their use?
1. They are highly resistant to degradation in the environment.
2. They are able to accumulate in humans and animals.

Select the correct answer using the code given below.
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2



42) Which of the following adds/add carbon dioxide to the carbon cycle on the planet Earth?
1. Volcanic action
2. Respiration
3. Photosynthesis
4. Decay of organic matter

Select the correct answer using the code given below.
(a) 1 and 3 only
(b) 2 only
(c) 1, 2 and 4 only
(d) 1, 2, 3 and 4



43) If you walk through countryside, you are likely to see some birds stalking alongside the cattle to seize the insects, disturbed by their movement through grasses.
Which of the following is/are such bird/birds?
1. Painted Stork
2. Common Myna
3. Black-necked Crane

Select the correct answer using the code given below.
(a) 1 and 2
(b) 2 only
(c) 2 and 3
(d) 3 only


44) Which of the following are some important pollutants released by steel industry in India?
1. Oxides of sulphur
2. Oxides of nitrogen
3. Carbon monoxide
4. Carbon dioxide

Select the correct answer using the code given below.
(a) 1, 3 and 4 only
(b) 2 and 3 only
(e) 1 and 4 only
(d) 1, 2, 3 and 4



45) With reference to two non-conventional energy sources called ‘coalbed methane’ and ‘shale gas’, consider the following ‘statements:
1. Coalbed methane is the pure methane gas extracted from coal seams, while shale gas is a mixture of propane and butane only that can be extracted from fine-grained sedimentary rocks.
2. In India abundant coalbed methane sources exist, but so far no shale gas sources have been found.

Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2



46) In India, cluster bean (Guar) is traditionally used as a vegetable or animal feed, but recently the cultivation of this has assumed significance. Which one of the following statements is correct in this context?
(a) The oil extracted from seeds is used in the manufacture of biodegradable plastics
(b) The gum made from its seeds is used in the extraction of shale gas
(c) The leaf extract of this plant has the properties of anti-histamines
(d) It is a source of high quality biodiesel



47) Consider the following languages :
1. Gujatati
2. Kannada
3. Telugu

Which of the above has/have been declared as ‘Classical Language / Languages’ by the Government?
(a) 1 and 2 only
(b) 3 only
(c) 2 and 3 only
(d) 1, 2 and 3



48) With reference to a grouping of countries known as BRICS, consider the following statements:
1. The First Summit of BRICS was held in Rio de Janeiro in 2009.
2. South Africa was the last to join the BRICS grouping.

Which of the statements given above is / are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2



49) Consider the following diseases
1. Diphtheria
2. Chickenpox
3. Smallpox

Which of the above diseases has/have been eradicated in India?
(a) 1 and 2 only
(b) 3 only
(c) 1, 2 and 3
(d) None


50) Recently, a series of uprisings of people referred to as ‘Arab Spring’ originally started from
(a) Egypt
(b) Lebanono
(c) Syria
(d) Tunisia



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