WorksheetsCivil war day 6 -22/09/25 LSGD
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
Which of the following is an example of conifer tree
a)
Sal
b)
Babul
c)
Deodar
d)
All of these
2.
An example for an endogenous tree is
a)
Jack
b)
Mahagony
c)
Bamboo
d)
Rose wood
3.
The innermost part of a tree is called
a)
Heart wood
b)
Cambium layer
c)
Sap wood
d)
Medulla
4.
Width and height of timber stack in air seasoning is restricted to
a)
1.5 m and 2 m
b)
1 m and 1.5 m
c)
1.5 m and 3 m
d)
30 cm and 3 m
5.
_______ is also known as ruptures
a)
Upset
b)
Bow
c)
Twisted fibres
d)
Cup
6.
Creosoting is also known as
a)
Tarring
b)
Charring
c)
Bethel's method
d)
None of these
7.
Pick out the correct statement about marine borers
a)
They are found in salty water
b)
They form pin holes of 2 mm diameter
c)
They feed on wood
d)
All of these
8.
Defect due to improper sawing
a)
Torn grain
b)
Wane
c)
Diagonal grain
d)
Chip mark
9.
Identify the correct pair a) Highly refractory timber - deodar b) Moderately refractory timber - sisoo c) Non refractory timber - laurel d) Deciduous timber - Peepal
a)
a, b and c
b)
b, c and d
c)
c and d
d)
b and d
10.
Piece of timber whose breadth and thickness do not exceed 50 mm
a)
Baulk
b)
Board
c)
Batten
d)
Pole
100 %
