UPSC CDS 1 2021 English Paper
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Direction: (41 - 50) In this section each item consists of six sentences of a passage. The first and sixth sentences are given in the beginning as S1 and S6. The middle four sentences in each have been jumbled up and labeled as P, Q, R and S. You are required to find the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.
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Question : 50 of 120
Marks:
+1,
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S1 : Ecology, history and geography determine the distribution of organisms.
S6 : Others prefer to interpret bio geographical history through vicariance (range-splitting)events.
P : Some historical biogeographers are interested in finding centre of-origins.
Q : Most species distributions result from a combination of all these factors.
R : But biogeographers tend to specialise in ecological aspects (ecological biography or historical aspects).
S : Ecological biogeographers are interested in the effects of environmental factors.
The correct sequence should be
S6 : Others prefer to interpret bio geographical history through vicariance (range-splitting)events.
P : Some historical biogeographers are interested in finding centre of-origins.
Q : Most species distributions result from a combination of all these factors.
R : But biogeographers tend to specialise in ecological aspects (ecological biography or historical aspects).
S : Ecological biogeographers are interested in the effects of environmental factors.
The correct sequence should be
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