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Difficulty: MediumOpening and Concluding Sentences

The following sentences are from a paragraph about nurse logs in temperate rainforests. In what order should these sentences be arranged to create the most logical and cohesive paragraph?

  1. 1In temperate rainforests, the death of a massive tree is not the end of its ecological contribution but rather the beginning of a new cycle of life.
  2. 2These fallen giants, known as 'nurse logs,' provide a slow-release source of nutrients and moisture to the forest floor.
  3. 3As a result, new seedlings can sprout and thrive on the decaying wood, far above the competitive shadows of the forest floor.
  4. 4Consequently, what appeared to be forest debris becomes the very foundation for the forest's future generation of trees.

Answer

The correct sequence of sentences is: first, the sentence introducing the death of a massive tree as a new cycle of life; second, the sentence identifying these trees as nurse logs; third, the sentence explaining that seedlings sprout on the decaying wood; and fourth, the concluding sentence summarizing that debris becomes the foundation of the forest.
The correct sequence begins with the broad introductory statement about a tree's death initiating new life, transitions to naming these trees 'nurse logs' and describing their nutrients, details the seedlings sprouting as a direct result of these nutrients, and concludes with a summary sentence showing how debris becomes the foundation of the future forest.

Step-by-Step Solution

1
Identify the introductory sentence.
The sentence introducing the death of a massive tree as the beginning of a new cycle of life establishes the paragraph's topic without referencing any outside context.
A logical paragraph must begin with a clear topic sentence that introduces the main subject.
2
Link the second sentence to the introduction using transition clues.
The sentence beginning with 'These fallen giants' directly refers back to the 'death of a massive tree' and names them 'nurse logs'.
Cohesion requires that demonstrative pronouns like 'these' refer back to an established antecedent in the preceding sentence.
3
Connect the supporting detail sentence.
The sentence starting with 'As a result' describes how seedlings sprout on the decaying wood, which explains the specific benefit of the nutrients and moisture mentioned in the previous sentence.
Cause-and-effect transitions must logically connect the cause (nutrients and moisture) with the effect (seedlings sprouting).
4
Place the concluding sentence.
The sentence starting with 'Consequently' summarizes the paragraph's transition from forest debris to the foundation of the future forest.
Concluding sentences often begin with summary transitions like 'consequently' to wrap up the main idea.

Key Concept

Opening and Concluding Sentences
Estimated Time:1m 30s
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Opening and Concluding Sentences

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