Question
1.
2.
3.
4.
Answer (Detailed Solution Below)
Option 4 : are useful but limited, needing structural audits and regular maintenance
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Detailed Solution
सही उत्तर are useful but limited, needing structural audits and regular maintenance है।
Key Points
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prepsnap.in • Part -AQuestion:
The author's overall view of green roofs is that they
1.
can solve every environmental problem of modern cities
2.
are too expensive for any practical application
3.
work only in the climate of Seoul
4.
are useful but limited, needing structural audits and regular maintenance
Correct Answer: are useful but limited, needing structural audits and regular maintenance
The author calls green roofs a precise tool rather than a miracle, stressing that retrofitting needs a structural audit because saturated soil is heavy and that neglected maintenance invites leaks.
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