Correct option is B
| S. NO |
Defect due to |
Types |
| 1. |
Conversion |
Chip mark Diagonal grain Tom grain Wane |
| 2. |
Insect |
Marine Boners Beetles Termites |
| 3. |
Fungi |
Blue Rot Heart Rot Dry Rot Sap stain Wet Rot |
| 4. |
Seasoning |
Bow Check Collapse Cup Twist Split Warp |
| 5. |
Natural Forces |
Knots Burb Rindgall Twisted fiber Shaker |