Q. Match the building materials in Group-I with their distinctive properties in Group-II
| Group-I | Group-II | ||
| P | Cement | 1 | Charring |
| Q | Steel | 2 | Brittle |
| R | Wood | 3 | Evaporation |
| S | Glass | 4 | Tensile strength |
| 5 | Setting Time |
(A) P-5, Q-3, R-2, S-1 (B) P-5, Q-4, R-1, S-2
(C) P-1, Q-4, R-5, S-2 (D) P-4, Q-3, R-1, S-5
Ans: P-5, Q-4, R-1, S-2
Sol:
P Cement-Charring
Q Steel- Tensile strength
R Wood- Setting Time
S Glass-Brittle
