Chapter 12 · Class 8 CBSE · Worksheet

Introduction to Graphs Worksheet — Class 8 CBSE Maths

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Sample Questions — Introduction to Graphs

Here are 8 sample questions from this worksheet. Download the full PDF for all 30 questions.

Q1.Which of the following statements best describes the primary use of graphs in mathematics and real-world applications?

A.To perform complex calculations quickly without a calculator.
B.To store large amounts of numerical data in a compact form.
C.To visually represent data and show relationships or trends, making interpretation easier.
D.To write down data in an organized table for future reference.

Difficulty: Easy

Q2.In a Cartesian coordinate system, the horizontal number line is called the _____, and the vertical number line is called the _____. Their intersection point is known as the _____.

A.x-axis, y-axis, origin
B.y-axis, x-axis, origin
C.origin, x-axis, y-axis
D.x-axis, origin, y-axis

Difficulty: Easy

Q3.A point P is located 3 units to the right of the y-axis and 5 units above the x-axis. What are the coordinates of point P?

A.(5, 3)
B.(3, 5)
C.(-3, 5)
D.(5, -3)

Difficulty: Easy

Q4.Which of the following is a key difference between a bar graph and a histogram?

A.Bar graphs use vertical bars, while histograms exclusively use horizontal bars.
B.Bar graphs are primarily used for continuous data, while histograms are used for discrete data.
C.In a bar graph, the bars do not touch each other, while in a histogram, the bars always touch.
D.Histograms always have a title, while bar graphs typically do not.

Difficulty: Easy

Q5.A bar graph illustrates the number of students who selected different extracurricular activities: Art (30 students), Music (25 students), Dance (40 students), and Drama (15 students). Which activity was chosen by the second-highest number of students?

A.Art
B.Music
C.Dance
D.Drama

Difficulty: Easy

Q6.A line graph depicts the amount of rainfall (in mm) recorded in a town over five days: Monday (10 mm), Tuesday (15 mm), Wednesday (12 mm), Thursday (20 mm), and Friday (18 mm). On which day was the rainfall exactly 12 mm?

A.Monday
B.Tuesday
C.Wednesday
D.Thursday

Difficulty: Easy

Q7.A scientist wants to visually represent the growth of a plant measured weekly over a period of two months. Which type of graph would be most appropriate for this data?

A.Bar Graph
B.Histogram
C.Pie Chart
D.Line Graph

Difficulty: Easy

Q8.A pie chart is used to show the distribution of different types of fruits sold in a market in a day. What does the entire circle of the pie chart represent?

A.The most popular type of fruit sold.
B.The total quantity of all fruits sold in that day.
C.The average price of all fruits sold.
D.The number of different types of fruits available.

Difficulty: Easy

Answer Key — Sample Questions+
Q1:To visually represent data and show relationships or trends, making interpretation easier.
Q2:x-axis, y-axis, origin
Q3:(3, 5)
Q4:In a bar graph, the bars do not touch each other, while in a histogram, the bars always touch.
Q5:Art
Q6:Wednesday
Q7:Line Graph
Q8:The total quantity of all fruits sold in that day.

Download the full PDF for all 30 answers with step-by-step solutions.

About This Worksheet

TopicIntroduction to Graphs
BoardCBSE
Class8
Total Questions30 (10 Easy + 10 Medium + 10 Hard)
Answer KeyIncluded
PriceFree

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Frequently Asked Questions

Where can I download a free Introduction to Graphs worksheet for Class 8?+
You can download a free Introduction to Graphs PDF worksheet for Class 8 CBSE right here on SparkEd. The worksheet includes 30 questions at easy, medium, and hard levels with a complete answer key.
How many questions are in the Introduction to Graphs worksheet?+
Each SparkEd worksheet for Introduction to Graphs contains 30 questions — 10 easy, 10 medium, and 10 hard. A fresh set is generated daily so you never repeat the same sheet.
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Yes. Every SparkEd worksheet comes with a separate answer key so students can self-check their work after completing the sheet.

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