Here we are providing **Class 6 Math Important Objective** Chapter – 5 Understanding Elementary Shape because its very important for Class 6 students as we all know that every board exam question has MCQs so that students should practice these questions so that students can get good marks in board. Class 6 Math Important Objective Chapter – 5 Understanding Elementary Shape is an extremely important and its also a year in which students learn the fundamentals of concepts that help them lay a solid foundation for their higher education. Here we are providing in Class 6 Math Important Objective Chapter – 5 Understanding Elementary Shape 80+ questions so that students practice more and more. If you want class wise Notes Then **Click Here**

## Class 6 Math Important Objective Chapter – 5 Understanding Elementary Shape

1. Which of the following angles is the measure of a reflex angle?

(a) 90°

(b) 180°

(c) 120°

(d) 270°.

**Ans-(d) **

2. Two lines in a plane either intersect exactly at one point are

(a) perpendicular

(b) intersecting lines

(c) equal

(d) equidistant

**Ans-(b) **

3. How many centimetres make 3m?

(a) 100

(b) 30

(c) 300

(d) 3000

**Ans-(c) **

4. A triangle having three unequal sides is called a

(a) scalene triangle

(b) isosceles triangle

(c) equilateral triangle

(d) right triangle.

**Ans-(a) **

5. Three or more points lying on the same line are known as ……………….. points.

(a) non-collinear

(b) collinear

(c) intersecting

(d) none of these.

**Ans-(b) **

6. The angle measure for one complete revolution is

(a) 180°

(b) 360°

(c) 90°

(d) none of these.

**Ans-(b) **

7. A triangle having two equal sides is called

(a) a scalene triangle

(b) an isosceles triangle

(c) an equilateral triangle

(d) a right angled triangle.

**Ans-(b) **

8. A flat surface which extends indefinitely in all directions is called ………………..

(a) line

(b) line segment

(c) plane

(d) point

**Ans-(c) **

9. What fraction of a clockwise revolution does the hour hand of a clock turn through, when it goes from 1 to 10?

(a) 3/4

(b) 1/4

(c) More than 3/4

(d) none of these

**Ans-(a) **

10. Number of lines which can be drawn from one point:

(a) one

(b) infinite

(c) two

(d) zero

**Ans-(c) **

11. The angle measure for half a revolution is

(a) 90°

(b) 180°

(c) 360°

(d) none of these.

**Ans-(b) **

12. A triangle having three equal sides is called

(а) a scalene triangle

(b) an isosceles triangle

(c) an equilateral triangle

(d) a right triangle.

**Ans-(c) **

13. Three or more points which lie on a same line are called

(a) non-collinear points

(b) straight lines

(c) collinear points

(d) point of concurrence

**Ans-(c) **

14. Where will the hand of a clock stop if it starts at 2 and makes 1/2 of a revolution, clockwise?

(a) 5

(b) 8

(c) 11

(d) None of these

**Ans-(b) **

15. The angle measure for one-fourth revolution is

(a) 90°

(b) 360°

(c) 180°

(d) none of these.

**Ans-(a) **

16. Two lines meeting at a point are called ………………..

(a) parallel lines

(b) intersecting lines

(c) concurrent lines

(d) intercept

**Ans-(b) **

17. The following shape is of a

(a) cone

(b) cylinder

(c) sphere

(d) pyramid.

**Ans-(d) **

18. Triangle having the angles 40°, 30°, 110° is called:

(a) acute angled triangle

(b) obtuse angled triangle

(c) right triangle

(d) none of these

**Ans-(b) **

19. When an arm of an angle is extended then how does its measure change?

(a) Doubled

(b) Tripled

(c) Remains the same

(d) Halved

**Ans-(c) **

20. The shape is of

(a) cylinder

(b) cone

(c) sphere

(d) cuboid.

**Ans-(b) **

21. Through what angle measure does the hour hand of a clock turn through, when it goes from 3 to 9?

(a) 90°

(b) 360°

(c) 180°

(d) none of these.

**Ans-(c) **

22. A line has ……………….. length.

(a) definite

(b) indefinite

(c) no

(d) none of these.

**Ans-(b) **

23. Where will the hand of a clock stop if it starts at 12 and makes 3/4 of a revolution, clockwise?

(a) 6

(b) 9

(c) 3

(d) None of these

**Ans-(b) **

24. Through what angle measure does the hour hand of a clock turn through, when it goes from 5 to 8?

(a) 90°

(b) 180°

(c) 360°

(d) none of these.

**Ans-(a) **

25. A quadrilateral whose opposite sides are parallel is called:

(a) square

(b) rectangle

(c) parallelogram

(d) none of these

**Ans-(c) **

26. An angle whose measure is equal to half of a revolution is

(a) right angle

(b) acute angle

(c) straight angle

(d) obtuse angle

**Ans-(c) **

27. Number of right angles turned by the hour hand of a clock when it goes from 3 to 6.

(a) 1

(b) 2

(c) 3

(d) 4

**Ans-(a) **

28. A quadrilateral whose all the sides are equal and each angle is 90° is called a:

(a) square

(b) rhombus

(c) rectangle

(d) trapezium

**Ans-(a) **

29. Through what angle measure does the hour hand of a clock turn through, when it goes from 12 to 9?

(a) 270°

(b) 180°

(c) 360°

(d) 90°.

**Ans-(a) **

30. The shape is of

(a) cone

(b) cylinder

(c) cuboid

(d) sphere

**Ans-(b) **

31. A quadrilateral having one pair of sides parallel is called:

(a) square

(b) trapezium

(c) rectangle

(d) none of these

**Ans-(b) **

32. What fraction of a clockwise revolution does the hour hand of a clock turn through, when it goes from 5 to 11?

(a) 1/2

(b) More than 1/4

(c) 3/4

(d) none of these

**Ans-(a) **

33. Through what angle does the hour hand of a clock turn through, when it goes from 2 to 11?

(a) 270°

(b) 90°

(c) 360°

(d) 180°.

**Ans-(a) **

34. How many degrees are there in two right angles?

(a) 90°

(b) 180°

(c) 270°

(d) 360°

**Ans-(b) **

35. When the sum of the measures of two angles is that of a right angle, then each one of them is ______.

(a) obtuse angle

(b) acute angle

(c) straight angle

(d) right angle

**Ans-(b) **

36. The shape is of

(a) cuboid

(b) cylinder

(c) cone

(d) sphere

**Ans-(a) **

37. Through what angle does the hour hand of a clock turn through, when it goes from 6 to 3?

(a) 90°

(b) 180°

(c) 270°

(d) 360°.

**Ans-(c) **

38. At 5:20 what type of angle is formed between the two hands of a clock?

(a) An obtuse angle

(b) A right angle

(c) An acute angle

(d) A reflex angle

**Ans-(c) **

39. The number of edges of the shape is

(a) 12

(b) 6

(c) 9

(d) 8

**Ans-(a) **

40. Find the number of right angles turned through by the hour hand of a clock when it goes from 12 to 3.

(a) 1

(b) 2

(c) 3

(d) 4.

**Ans-(a) **

41. An angle whose measure is equal to one-fourth of a revolution is

(a) right angle

(b) straight angle

(c) obtuse angle

(d) acute angle

**Ans-(a) **

** **

42. Find the number of right angles turned through by the hour hand of a clock when it goes from 4 to 10.

(a) 1

(b) 2

(c) 3

(d) 4.

**Ans-(d) **

43. An angle whose measure is equal to a full revolution is

(a) complete angle

(b) right angle

(c) obtuse angle

(d) straight angle

**Ans-(a) **

44. The number of vertices of the shape is

(a) 4

(b) 6

(c) 5

(d) 8

**Ans-(d) **

45. Find the number of right angles turned through by the hour hand of a clock when it goes from 3 to 12.

(a) 1

(b) 2

(c) 3

(d) 4.

**Ans-(c) **

46. A ……………….. of a circle is a line segment joining any two points on the circle.

(a) radius

(b) diameter

(c) circumference

(d) chord

**Ans-(c) **

47. 179° is an example of which of these angles?

(a) An obtuse angle

(b) An acute angle

(c) A right angle

(d) A straight angle

**Ans-(a) **

48. How many right angles do you make if you start facing north and turn clockwise to south?

(a) 1

(b) 2

(c) 3

(d) 4.

**Ans-(b) **

49. How is the measure of an angle expressed?

(a) Compasses

(b) Protractor

(c) Degrees

(d) Centimetres

**Ans-(c) **

50. If two lines intersects each other then the common point between them is known as point of ………………..

(a) Contact

(b) vertex

(c) intersection

(d) concurrence

**Ans-(d) **

51. How many right angles do you make if you start facing east and turn clockwise to south?

(a) 1

(b) 2

(c) 3

(d) 4.

**Ans-(a) **

52. An angle whose measure is greater than that of a right angle is ______.

(a) right angle

(b) straight angle

(c) acute angle

(d) obtuse angle

**Ans-(d) **

53. How many right angles do you make if you start facing south and turn clockwise to east?

(a) 1

(b) 2

(c) 3

(d) 4.

**Ans-(c) **

54. What fraction of a clockwise revolution does the hour hand of a clock turn through, when it goes from 7 to 10?

(a) 1/2

(b) 1/4

(c) 1/3

(d) None of these

**Ans-(b) **

55. How many right angles do you make if you start facing east and turn clockwise to east?

(a) 1

(b) 2

(c) 3

(d) 4.

**Ans-(d) **

56. When the sum of the measures of two angles is that of a straight angle and if one of them is acute then the other should be _______.

(a) obtuse

(b) straight

(c) right

(d) acute

**Ans-(a) **

57. The measure of a right angle is

(a) 45°

(b) 90°

(c) 60°

(d) 180°.

**Ans-(b) **

58. l and m are two lines perpendicular to each other. What is the measure of the angle between them?

(a) 10°

(b) 50°

(c) 40°

(d) 90°

**Ans-(d) **

59. The measure of a straight angle is

(a) 90°

(b) 45°

(c) 180°

(d) 60°.

**Ans-(c) **

60. What fraction of a clockwise revolution does the hour hand of a clock turn through, when it goes from 3 to 9?

(a) 1/3

(b) 1

(c) 1/4

(d) 1/2

**Ans-(d) **

61. The measure of an acute angle is

(a) < 90°

(b) > 90°

(c) = 90°

(d) none of these.

**Ans-(a) **

62. What is an angle which measures more than 0∘ and less than 90∘ called?

(a) Obtuse angle

(b) Acute angle

(c) Right angle

(d) Straight angle

**Ans-(b) **

63. The measure of an obtuse angle is

(a) < 90°

(b) > 90° and < 180°

(c) = 90°

(d) none of these.

**Ans-(b) **

64. What fraction of a clockwise revolution does the hour hand of a clock turn through, when it goes from 3 to 6?

(a) 1/4

(b) 1

(c) 1/2

(d) None of these

**Ans-(a) **

65. The measure of a reflex angle is

(a) 180°

(b) < 180°

(c) > 180°

(d) < 90°.

**Ans-(c) **

66. Where will the hand of a clock stop if it starts at 3 and makes 3/4 of a revolution, clockwise?

(a) 6

(b) 12

(c) 9

(d) None of these

**Ans-(b) **

67. Which of the following angles is the measure of an acute angle?

(a) 30°

(b) 90°

(c) 120°

(d) 210°.

**Ans-(a) **

68. Where will the hand of a clock stop if it starts at 6 and makes 3/4 of a revolution, clockwise?

(a) 3

(b) 12

(c) 9

(d) 6

**Ans-(a) **

69. Which of the following angles is the measure of an obtuse angle?

(a) 120°

(b) 90°

(c) 60°

(d) 240°.

**Ans-(a) **