Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 14 (Q.No. 33)
33.
Consider the following statements :
The disease of dry not in timber is caused by :
1. complete submergence in water.
2. alternate wet and dry condition.
3. lack of ventilation.
Which of the statements given above is/are correct ?
1 only
3 only
2 only
2 and 3
Answer: Option
Explanation:
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Discussion:
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