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Directions: Each of the following passages in this section has some blank spaces with four words or groups of words given. Select whichever word or group of words you consider most appropriate for the blank space and indicate your response on the Answer Sheet accordingly.

Ecology, in a very simple term, is a science that ______(1)_____ the interdependent mutually reactive and interconnected relationships ______(2)______the organisms and ______(3)_______ physical environment on the one hand and among the organisms on the other hand.______(4) ______  the term 'ecology' was first coined and used by the German biologist Ernst Haeckel in 1869, a few conceptual terms______(5)______already proposed to reveal relationships ______(6)______ organisms and their environment. For example, French zoologist I.G. Hilaire used the term 'ethology'______(7) ______ the study of the relations of______(8) _______ organisms within the family and society in the aggregate and in the community. British naturalist St. George Jackson Mivart proposed the term 'hexicology' with regard to the study of the relations______(9) _____ living creatures to other organisms and their environment as regards the nature of the locality they frequent, the temperatures and the______(10) ______ of light which suit them, and their relations to other organisms as enemies, rivals, or accidental and involuntary benefactors.

other hand. ______ (4) ______  the term 'ecology' was first coined and used by the

This question was previously asked in
CDS I 2019 Elementary Mathematics Previous Year Paper (03-Feb-2019)
The correct answer is

Though

Understanding Blank Space 4 in the Ecology Passage

The question presents a passage defining Ecology and its historical context. We need to select the most appropriate word to fill the blank space numbered (4) in the sentence: "______ (4) ______ the term 'ecology' was first coined and used by the German biologist Ernst Haeckel in 1869, a few conceptual terms ______ (5) ______ already proposed to reveal relationships ______ (6) ______ organisms and their environment."

Analyzing Options for Blank (4)

Let's examine the provided options to determine the best fit for blank (4):

  • Option 1: Through - This word implies movement or completion. Using it here, "Through the term 'ecology' was first coined...", does not make logical or grammatical sense in this context.
  • Option 2: In spite of - This phrase indicates contrast but usually precedes a clause presenting an obstacle or unexpected outcome. The sentence structure doesn't suggest a contrast against the coining of the term itself, making this option less suitable.
  • Option 3: Though - This conjunction is used to introduce a subordinate clause that contrasts with or concedes something in the main clause. "Though the term 'ecology' was first coined..." correctly introduces the fact about Haeckel, setting up a potential contrast or comparison with earlier or related concepts mentioned subsequently. This fits the context well, implying that while Haeckel coined the term, related ideas existed.
  • Option 4: Because - This word introduces a reason or cause. "Because the term 'ecology' was first coined..." implies that the coining of the term is the reason for something else, which doesn't fit the flow of the sentence introducing historical facts.

Determining the Correct Fit for Blank (4)

The sentence structure suggests introducing a key historical fact (Haeckel coining the term) while potentially acknowledging related prior developments. The conjunction 'Though' effectively serves this purpose, setting up the information about Haeckel's contribution.

Therefore, 'Though' is the most appropriate word to fill blank (4) as it logically connects the idea of Haeckel coining the term 'ecology' with the existence of previously proposed conceptual terms related to the field.

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