Soru

Zorluk: KolaySupport and Cause-Effect Clues

Because deep-sea hydrothermal vents emit mineral-rich fluids that nourish specialized chemosynthetic bacteria, the surrounding abyssal ecosystems are remarkably ______, thriving in environmental conditions once thought incapable of supporting complex organisms. Which of the following words best completes the sentence?

  1. A
    barren
  2. B
    precarious
  3. teemingCevap
  4. D
    cataclysmic
  5. E
    dormant

Cevap

The correct choice is 'teeming' because it accurately reflects the positive causal relationship between nutrient emission and ecosystem abundance.
The word 'teeming' (meaning abundantly filled or swarming) correctly completes the sentence by reinforcing the causal logic established by 'Because deep-sea hydrothermal vents emit mineral-rich fluids that nourish specialized chemosynthetic bacteria'. It also directly aligns with the supportive clause 'thriving in environmental conditions'.

Adım Adım Çözüm

1
Identify structural transition signals
The subordinating conjunction 'Because' introduces a cause-and-effect relationship where the premise directly determines the condition of the main clause.
Recognizing causal signals helps establish the required polarity and semantic direction for the missing word.
2
Analyze contextual support clues
The phrase 'nourish specialized chemosynthetic bacteria' and the modifying phrase 'thriving in environmental conditions...' establish a context of vitality and abundance.
The elaboration following the comma reinforces the positive valence required for the blank.
3
Select the option aligning with established context
'Teeming' (meaning swarming or abundantly filled) is the only word that completes the sentence with logical consistency.
Only 'teeming' matches both the cause signal ('nourish') and the support signal ('thriving').

Anahtar Kavram

Support and Cause-Effect Clues
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