Practice the AP 7th Class Maths Bits with Answers Chapter 14 Understanding 3D and 2D Shapes on a regular basis so that you can attempt exams with utmost confidence.
AP State Syllabus 7th Class Maths Bits 14th Lesson Understanding 3D and 2D Shapes with Answers
Choose the correct answer.
Question 1.
The net of 
is
D) none
Answer:
Question 2.
Identify the net shape of 
D) none
Answer:
Question 3.
Identify the net shape of 
Answer:
Question 4.
What is the vertical shape of 
?
Answer:
Question 5.
The Horizontal cut of 
Answer:
Question 6.
When spherical shape seen under the lamp of an overhead projector it seems to
be a shape of ……………..
A) square
B) circle
C) rectangle
D) triangle
Answer:
B) circle
Question 7.
From the above sum cube is ……………….
A) circle
B) square
C) rectangle
D) triangle
Answer:
B) square
Question 8.
Textbook is in the shape of
A) rectangle
B) square
C) circle
D) triangle
Answer:
A) rectangle
Question 9.
A cube has ………………… edges.
A) 4
B) 8
C) 12
D) 6
Answer:
C) 12
Question 10.
A cuboid has ……………….. faces.
A) 4
B) 6
C) 8
D) 12
Answer:
B) 6
Question 11.
The skelton out line of a solid on 2-D surface is called
A) opaque sketch
B) isometric sketch
C) net
D) none
Answer:
C) net
Question 12.
The opposite faces of a dice always have a total of …………….. on them.
A) 9
B) 8
C) 7
D) 6
Answer:
C) 7
Question 13.
Which of the following is a 3-D shape?
A) Triangle
B) Rectangle
C) Cone
D) Square
Answer:
C) Cone
Question 14.
Which of the following is not a 3-D shape?
A) Parallelogram
B) Cylinder
C) Sphere
D) Cone
Answer:
A) Parallelogram
Question 15.
Cricket ball is an example of ………………. shape.
A) sphere
B) cone
C) cylinder
D) none
Answer:
A) sphere
Question 16.
Example for a cube is ……………..
A) pen
B) dice
C) ice cream-cone
D) none
Answer:
B) dice
Question 17.
Example for a cylindrical shape is ……………….
A) Candle
B) Brick
C) Laddoos
D) Tin
Answer:
A) Candle
Question 18.
Number of faces of a cube are ………………
A) 6
B) 7
C) 8
D) 5
Answer:
A) 6
Question 19.
Number of edges of a pyramid are ………………..
A) 12
B) 10
C) 8
D) 9
Answer:
C) 8
Question 20.
Number of vertices of a cuboid are ……………..
A) 6
B) 4
C) 5
D) 8
Answer:
D) 8
II. Matching:
1. Match the following.
Answer:
1) – b
2) – c
3) – d
4) – a
2. Match the following.
| Group – A | Group – B |
| Object | Its shadows |
| 1. A football | a) Triangular |
| 2. A triangular prism | b) Rectangular |
| 3. A dice | c) Pyramidical |
| 4. A notebook | d) Cuboid |
| 5. A cylindrical pipe | e) Square |
| f) Circular |
Answer:
1. A football – f) Circular
2. A triangular prism – a) Triangular
3. A dice – e) Square
4. A notebook – b) Rectangular
5. A cylindrical pipe – d) Cuboid