CBSE Class 8 Maths MCQs on Cartesian Plane and Coordinate System Basics
CBSE Class 8 Mathematics – MCQs with Answers & Explanations
Class: 8 | Subject: Mathematics
Chapter 12: Tales by Dots and Lines
Title: Cartesian Plane and Coordinate System Basics
Strictly Based on NCERT & CBSE Board Examination Pattern
1. The point where the x-axis and y-axis intersect is called:
Answer: B) Origin
The x and y axes intersect at (0,0), called the origin.
The x and y axes intersect at (0,0), called the origin.
2. The coordinates of the origin are:
Answer: C) (0,0)
Both x and y coordinates are zero at the origin.
Both x and y coordinates are zero at the origin.
3. In (5, -3), the number 5 represents:
Answer: B) x-coordinate
The first number in (x,y) is always the x-coordinate.
The first number in (x,y) is always the x-coordinate.
4. The y-coordinate of (4,7) is:
Answer: B) 7
The second number represents vertical distance from x-axis.
The second number represents vertical distance from x-axis.
5. A point in the first quadrant has:
Answer: B) (+,+)
Both x and y are positive in first quadrant.
Both x and y are positive in first quadrant.
6. A point (-3,4) lies in:
Answer: B) II Quadrant
x is negative and y positive → Second quadrant.
x is negative and y positive → Second quadrant.
7. A point (3,-5) lies in:
Answer: D) IV
x positive, y negative → Fourth quadrant.
x positive, y negative → Fourth quadrant.
8. A point (-4,-6) lies in:
Answer: C) III
Both coordinates negative → Third quadrant.
Both coordinates negative → Third quadrant.
9. A point on the y-axis has:
Answer: A) x=0
Points on y-axis have zero horizontal distance.
Points on y-axis have zero horizontal distance.
10. A point on x-axis has:
Answer: B) y=0
Points on x-axis have zero vertical distance.
Points on x-axis have zero vertical distance.
11. How many quadrants are there?
Answer: C) 4
The axes divide plane into four regions.
The axes divide plane into four regions.
12. The horizontal axis is called:
Answer: C) x-axis
The horizontal line represents x-axis.
The horizontal line represents x-axis.
13. The vertical axis is called:
Answer: B) y-axis
The vertical line is y-axis.
The vertical line is y-axis.
14. Which ordered pair lies in I quadrant?
Answer: C) (2,3)
Both coordinates positive.
Both coordinates positive.
15. Which lies in III quadrant?
Answer: A) (-3,-2)
Both coordinates negative.
Both coordinates negative.
16. Distance of point (0,5) from x-axis is:
Answer: B) 5
Distance equals absolute value of y-coordinate.
Distance equals absolute value of y-coordinate.
17. Distance of (-7,0) from y-axis is:
Answer: A) 7
Distance equals absolute value of x-coordinate.
Distance equals absolute value of x-coordinate.
18. Ordered pair means:
Answer: B)
Order matters in (x,y).
Order matters in (x,y).
19. In which quadrant is (6, -8)?
Answer: D)
x positive, y negative → IV quadrant.
x positive, y negative → IV quadrant.
20. The coordinate plane is also called:
Answer: B) Cartesian plane
Named after René Descartes.
Named after René Descartes.