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What causes dry rot in timber?

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in Basic Civil Engineering by (111k points)
What causes dry rot in timber?

(a) Bacteria

(b) Beetle

(c) White ants

(d) Fungus

This question was addressed to me in an online interview.

My enquiry is from Defects and Preservation of Timber topic in division Materials for Construction of Basic Civil Engineering

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Best answer
The correct option is (d) Fungus

Explanation: A fungi called Meruliam Lechrymans causes the dry rot.  It reduces wood to fine powdery substance.  It first sets in the sap wood and advances.  It makes timber brittle, cohesion is lost and finally powdered.

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