Category: Building Materials and Construction

i. sedimentary rock
ii. aqueous rock
iii. silicious rock

The correct answer is:
A. only (i)
B. both (i) and (ii)
C. both (i) and (iii)
D. all (i), (ii) and (iii)

A. 10 m
B. 20 m
C. 30 m
D. 40 m

A. 10
B. 12
C. 15
D. no limit

A. log
B. batten
C. plank
D. baulk

A. 15%
B. 20%
C. 22%
D. 25%

A. 1.5 to 2.0
B. 2.0 to 2.5
C. 2.5 to 3.0
D. 3.0 to 3.5

A. bed joint
B. wall joint
C. cross joint
D. bonded joint

A. preparation of clay
B. moulding of clay
C. drying of bricks
D. burning of bricks

A. deodar and shishum
B. chir and sal
C. sal and teak
D. chir and deodar

A. basalt
B. granite
C. quartz
D. syenite