MCQ Questions for Class 7 Maths Chapter 14 Symmetry with Answers
Students are advised to solve Symmetry Multiple Choice Questions of Class 7 Maths to know different concepts. Practicing the MCQ Questions on Symmetry Class 7 with answers will boost your confidence thereby helping you score well in the exam.
Explore numerous MCQ Questions of Symmetry Class 7 with answers provided with detailed solutions by looking below.
Question 1.
Letter ‘C’ of the English alphabet have reflectional symmetry (i.e., symmetry related to mirror reflection) about.
(a) a horizontal mirror
(b) a vertical mirror
(c) both
(d) None of these
Answer
Answer: (a) a horizontal mirror
Question 2.
State the number of lines of symmetry for a quadrilateral.
(a) 1
(b) 0
(c) 2
(d) None of these
Answer
Answer: (b) 0
There is no line about which the figure may be folded.
Question 3.
How many lines of symmetries are there in an equilateral triangle?
(a) 2
(b) 3
(c) 0
(d) 1
Answer
Answer: (b) 3
Question 4.
Letter ‘G’ of the English alphabet have reflectional symmetry (i.e., symmetry related to mirror reflection) about.
(a) Neither horizontal nor vertical
(b) a horizontal mirror
(c) a vertical mirror
(d) both
Answer
Answer: (a) Neither horizontal nor vertical
Question 5.
State the number of lines of symmetry for a scalene triangle.
(a) 1
(b) 2
(c) 0
(d) None of these
Answer
Answer: (c) 0
It is an irregular figure.
Question 6.
Which of these letters has only rotational symmetry?
(a) S
(b) E
(c) B
(d) P
Answer
Answer: (a) S
Question 7.
Which of the following triangles has no line of symmetry?
(a) An equilateral triangle
(b) An isosceles triangle
(c) A scalene triangle
(d) All of the above
Answer
Answer: (c) A scalene triangle
Question 8.
State the number of lines of symmetry for a parallelogram.
(a) 0
(b) 1
(c) 2
(d) None of these
Answer
Answer: (a) 0
There is no line about which the figure may be folded.
Question 9.
Letter ‘H’ of the English alphabet have reflectional symmetry (i.e., symmetry related to mirror reflection) about.
(a) a vertical mirror
(b) Both horizontal and vertical
(c) a horizontal mirror
(d) Neither horizontal nor vertical
Answer
Answer: (b) Both horizontal and vertical
Question 10.
Number of lines of symmetry a triangle does not have:
(a) 3
(b) 1
(c) 0
(d) 2
Answer
Answer: (d) 2
Question 11. State the number of lines of symmetry a circle.
(a) Infinite
(b) 0
(c) 4
(d) None of these
Answer
Answer: (a) Infinite
There are infinite number of lines about which the figure may be folded.
Question 12.
How many lines of symmetries are there in regular pentagon?
(a) 2
(b) 3
(c) 5
(d) 4
Answer
Answer: (c) 5
Question 13.
Which of the following has both horizontal as well as vertical line of symmetry?
(a) H
(b) S
(c) V
(d) A
Answer
Answer: (a) H
Question 14.
State the number of lines of symmetry for a rhombus.
(a) 5
(b) 3
(c) 2
(d) Noun of these
Answer
Answer: (c) 2
There are two lines about which the figure may be folded.
Question 15.
Which of the following alphabets has line symmetry?
(a) P
(b) Q
(c) Z
(d) A
Answer
Answer: (d) A
Question 16.
Which of the following letters have reflection line of symmetry about vertical mirror?
(a) C
(b) V
(c) B
(d) Q
Answer
Answer: (b) V
Question 17.
State the number of lines of symmetry for an isosceles triangle.
(a) 0
(b) 1
(c) 2
(d) None of these
Answer
Answer: (b) 1
As there is only one face from where it is folded then makes angles of symmetry.
Question 18.
hat is the order of rotational symmetry of the English alphabet Z?
(a) 0
(b) 1
(c) 2
(d) 3
Answer
Answer: (c) 2
Question 19.
State the number of lines of symmetry for an equilateral triangle.
(a) 3
(b) 0
(c) 1
(d) None of these
Answer
Answer: (a) 3
As there are three vertex in a triangle.
Question 20.
How many lines of symmetries are there in a square?
(a) 2
(b) 3
(c) 4
(d) 1
Answer
Answer: (c) 4
Question 21.
State the number of lines of symmetry for a square.
(a) 2
(b) 3
(c) 4
(d) None of these
Answer
Answer: (c) 4
Square has a rotational symmetry of order 4.
Question 22.
Letter ‘D’ of the English alphabet have reflectional symmetry (i.e., symmetry related to mirror reflection) about.
(a) a vertical mirror
(b) a horizontal mirror
(c) both
(d) None of these
Answer
Answer: (a) a vertical mirror
Question 23.
How many lines of symmetries are there in rectangle?
(a) 2
(b) 1
(c) 0
(d) None of these
Answer
Answer: (a) 2
Question 24. State the number of lines of symmetry a regular hexagon.
(a) 6
(b) 5
(c) 4
(d) None of these
Answer
Answer: (a) 6
There are six lines about which the figure may be folded.
Question 25.
A In A XYZ, XY = XZ and XM⊥YZand ZP⊥XY. About which of the following is the triangle symmetrical?
(a) XM
(b) YN
(c) ZP
(d) XZ
Answer
Answer: (a) XM
Question 26.
Which of these quadrilaterals have both line and rotational symmetries of order more than 3?
(a) A triangle
(b) A square
(c) A kite
(d) A rectangle
Answer
Answer: (b) A square
Question 27.
State the number of lines of symmetry for a rectangle.
(a) 5
(b) 2
(c) 3
(d) None of these
Answer
Answer: (b) 2
There are two lines about which the figure may be folded.
Question 28.
Which of the following alphabets has many lines of symmetry?
(a) I
(b) O
(c) P
(d) F
Answer
Answer: (b) O
Match the following :
Symmetry related to mirror reflection.
| 1. M | (a) A vertical mirror |
| 2. A | (b) A horizontal mirror |
| 3. B | (c) Both horizontal and vertical mirror |
| 4. 0 | (d) A vertical mirror |
Answer
Answer:
| 1. M | (d) A vertical mirror |
| 2. A | (a) A vertical mirror |
| 3. B | (b) A horizontal mirror |
| 4. 0 | (c) Both horizontal and vertical mirror |
Match the following :
| Regular Polygon | Number of lines of symmetry |
| 1. Hexagon | (a) 5 |
| 2. Pentagon | (b) 3 |
| 3. Square | (c) 6 |
| 4. Equilateral triangle | (d) 4 |
Answer
Answer:
| Regular Polygon | Number of lines of symmetry |
| 1. Hexagon | (c) 6 |
| 2. Pentagon | (a) 5 |
| 3. Square | (d) 4 |
| 4. Equilateral triangle | (b) 3 |
State whether the given statements are True or False.
Question 1.
If a figure has two or more fines of symmetry, should it have rotational symmetry of order more than 1.
Answer
Answer: True
Question 2.
A parallelogram has both fine and rotational symmetry of order more than 1.
Answer
Answer: False
Question 3.
We can have a rotational symmetry of order more than 1 whose angle of rotation is 45°.
Answer
Answer: True
Question 4.
We can have a rotational symmetry of order more than 1 whose angle of rotation is 17°.
Answer
Answer: False
Fill in the blanks.
1. If after a rotation, an object looks exactly the same we say that it has a ………… .
Answer
Answer: rotational symmetry
2. ………. have equal sides and equal angles.
Answer
Answer: regular polygon
3. A figure has ……….,, if there is a line about which the figure may be folded so that the two parts of the figure will coincide.
Answer
Answer: line symmetry
4. In a complete turn (of 360°) the number of times an object looks exactly the same is called the ………. .
Answer
Answer: order of rotational symmetry
5. Rotation turns an object about a fixed point. This fixed point is the ………. .
The angle by which the object rotates is the ……….. .
Answer
Answer: centre of rotation, angle of rotation
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