Class 7 Visualising Solid Shapes CBSE Questions & Answers

Class 7 · Visualising Solid Shapes

This is Mathematics Class 7 Visualising Solid Shapes CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
A box is in the shape of a cuboid. If its length, breadth and height are 50 cm, 20 cm and 15 cm respectively, find its surface area.
  • A
    4100 cm square
    Correct
  • B
    3100 cm square
  • C
    2100 cm square
  • D
    None of these
2
How many wooden cubical blocks of edge 12 cm can be cut from another cubical block of wood of edge 3 m and 60 cm?
  • A
    23,000 blocks
  • B
    25,000 blocks
  • C
    27,000 blocks
    Correct
  • D
    21,000 blocks
3
The corners of a solid shape are called its ________.
  • A
    None of these
  • B
    faces
  • C
    vertices
    Correct
  • D
    edges
4
Find the surface area of a wooden box whose shape is of a cube of edge 15 cm.
  • A
    1250 cm square
  • B
    1350 cm square
    Correct
  • C
    None of these
  • D
    1150 cm square
5
A brick measures 24 cm by 12 cm by 10 cm. How many such bricks are needed to construct a wall of length 5 m, height 2.88 m and thickness 20 cm?
  • A
    100 bricks
  • B
    1000 bricks
    Correct
  • C
    500 bricks
  • D
    2000 bricks
6
A cube has ……… diagonals.
  • A
    1
  • B
    4
    Correct
  • C
    3
  • D
    2
7
Find the total area of the four walls of a room whose dimensions are 6 m by 4.5 m by 3 m.
  • A
    70 m square
  • B
    63 m square
    Correct
  • C
    None of these
  • D
    66 m square
8
A village, having a population of 4000, requires 150 litres water per head per day. It has a tank measuring 20 m by 15 m by 6 m. For how many days the water of this tank will last?
  • A
    None of these
  • B
    2
  • C
    3
    Correct
  • D
    1
9
A brick measures 24 cm by 12 cm by 10 cm. How many such bricks are needed to construct a wall of length 5 m, height 2.88 m and thickness 20 cm?
  • A
    1000
    Correct
  • B
    100
  • C
    None of these
  • D
    500
10
The number of vertices of a cuboid is ________.
  • A
    6
  • B
    None of these
  • C
    12
  • D
    8
    Correct
11
All the six faces of a _____ are congruent and adjacent faces are perpendicular to each other.
  • A
    cylinder
  • B
    cube
    Correct
  • C
    cone
  • D
    None of these
12
How many wooden cubical blocks of edge 12 cm can be cut from another cubical block of wood of edge 3 m and 60 cm?
  • A
    None of these
  • B
    27000
    Correct
  • C
    18000
  • D
    20000
13
What will happen to volume of a cube of side 10 cm, if its each edge is doubled?
  • A
    8 times
    Correct
  • B
    None of these
  • C
    6 times
  • D
    4 times
14
How many types of sketches of a solid are possible?
  • A
    3
  • B
    2
    Correct
  • C
    1
  • D
    None of these
15
Flat surfaces of a solid shape are called its edges.
  • A
    None of these
  • B
    May be
  • C
    Yes
  • D
    No
    Correct