In Class 6 Maths, Chapter 4, Data Handling and Presentation, you will revise how information is collected, organised, and shown using tables, pictographs, and bar graphs. You’ll solve multiple-choice questions with four options and answers to check your understanding of the chapter’s key concepts and examples. The fill-in-the-blank questions will test your memory of definitions and important details, answers are provided for each question. It’s a simple and effective way to prepare, revise, and test yourself before exams!
Class 6 Maths Chapter 4 MCQ Data Handling and Presentation
Question 1: What do we call information collected in the form of numbers, facts, or observations?
a) Frequency
b) Data
c) Records
d) Graphs
Answer:
b) Data
Question 2: Which of the following is the first step in handling data?
a) Drawing a graph
b) Collecting the data
c) Choosing a scale
d) Colouring the bars
Answer:
b) Collecting the data
Question 3: Why do we use tally marks in a frequency table?
a) To make the table look neat
b) To count data quickly and clearly
c) To reduce the data size
d) To arrange numbers in order
Answer:
b) To count data quickly and clearly
Question 4: How is a group of five shown in tally marks?
a) ||||
b) |||| /
c) |||||
d) /////
Answer:
c) |||||
Question 5: What does the word “frequency” mean in data handling?
a) The type of data
b) The total number of data
c) The number of times an item occurs
d) The size of the graph
Answer:
c) The number of times an item occurs
Question 6: What is the main purpose of arranging data in order?
a) To delete unnecessary data
b) To make data easier to understand
c) To change the values
d) To make it colourful
Answer:
b) To make data easier to understand
Question 7: Which of the following is a visual way of representing data using pictures?
a) Bar graph
b) Line graph
c) Pictograph
d) Frequency table
Answer:
c) Pictograph
Question 8: In a pictograph, when one picture represents more than one unit, that is called the ___.
a) Frequency
b) Key or scale
c) Axis
d) Symbol
Answer:
b) Key or scale
Question 9: What is the advantage of a bar graph over a pictograph?
a) It is easier to draw
b) It shows data more accurately for large numbers
c) It uses more colours
d) It does not need a scale
Answer:
b) It shows data more accurately for large numbers
Question 10: In a bar graph, the length of each bar shows the ___.
a) Title
b) Frequency or value
c) Key
d) Order
Answer:
b) Frequency or value
Question 11: Why are all bars in a bar graph drawn with the same width?
a) To make the graph colourful
b) To keep the comparison fair and clear
c) To reduce the graph size
d) To highlight the longest bar
Answer:
b) To keep the comparison fair and clear
Question 12: What is the vertical line in a bar graph usually called?
a) X-axis
b) Y-axis
c) Scale
d) Frequency line
Answer:
b) Y-axis
Question 13: What is the horizontal line in a bar graph usually called?
a) X-axis
b) Y-axis
c) Key
d) Table
Answer:
a) X-axis
Question 14: Why do we choose a scale in a bar graph?
a) To increase the number of bars
b) To fit large data values neatly on the graph
c) To reduce the frequency
d) To delete extra data
Answer:
b) To fit large data values neatly on the graph
Question 15: Which type of graph is most useful to compare categories at a glance?
a) Pie chart
b) Bar graph
c) Line graph
d) Pictograph
Answer:
b) Bar graph
Question 16: Which of the following is NOT a correct step in making a bar graph?
a) Collect the data
b) Decide the scale
c) Draw bars of equal width
d) Draw bars of different widths for different values
Answer:
d) Draw bars of different widths for different values
Question 17: What is the biggest challenge when drawing a pictograph for large numbers?
a) Too many pictures are needed
b) It looks very colourful
c) It is too easy to draw
d) It requires no scale
Answer:
a) Too many pictures are needed
Question 18: Which of these is an example of data handling in real life?
a) Guessing your favourite colour
b) Counting how many students like cricket in the class
c) Remembering a phone number
d) Drawing a triangle
Answer:
b) Counting how many students like cricket in the class
Question 19: What is the main purpose of data handling?
a) To make numbers colourful
b) To collect, organise, and present information
c) To memorise tables
d) To solve equations
Answer:
b) To collect, organise, and present information
Question 20: What happens if we draw the bars in a bar graph too close or too far apart?
a) It makes the graph clearer
b) It may confuse the comparison of data
c) It makes the bars colourful
d) It increases the scale
Answer:
b) It may confuse the comparison of data
Question 21: In a frequency table, which column shows how many times each item occurs?
a) Data column
b) Frequency column
c) Title column
d) Scale column
Answer:
b) Frequency column
Question 22: Why do we give a title to a graph?
a) To make the graph colourful
b) To explain what the graph shows
c) To change the scale
d) To add more data
Answer:
b) To explain what the graph shows
Question 23: Which of the following is an advantage of using graphs?
a) They hide the data
b) They make it easier to understand and compare data
c) They make the data longer
d) They replace data collection
Answer:
b) They make it easier to understand and compare data
Question 24: Which type of data representation is best for very small numbers?
a) Pictograph
b) Bar graph
c) Line graph
d) Pie chart
Answer:
a) Pictograph
Question 25: Which type of data representation is better for very large numbers?
a) Pictograph
b) Bar graph
c) Tally chart
d) Table
Answer:
b) Bar graph
Question 26: If you want to know the favourite fruit in a class, which method will you use first?
a) Draw a bar graph directly
b) Collect data from each student
c) Guess based on last year’s survey
d) Write a formula
Answer:
b) Collect data from each student
Question 27: Which part of a bar graph shows the categories being compared?
a) Vertical axis
b) Horizontal axis
c) Scale
d) Title
Answer:
b) Horizontal axis
Question 28: Which part of a bar graph shows the numerical values?
a) Vertical axis
b) Horizontal axis
c) Title
d) Bars
Answer:
a) Vertical axis
Question 29: What should we avoid while presenting data in graphs?
a) Giving a clear title
b) Using uniform scales
c) Making misleading graphs
d) Using labels on axes
Answer:
c) Making misleading graphs
Question 30: What is the final step after collecting and organising data?
a) Forgetting the data
b) Presenting it through tables, pictographs, or bar graphs
c) Deleting the data
d) Changing the data
Answer:
b) Presenting it through tables, pictographs, or bar graphs
Fill in the blanks on Data Handling and Presentation Class 6
1. Information collected in the form of numbers, facts, or observations is called ___.
Answer:
data
2. The first step in data handling is ___ the data.
Answer:
collecting
3. A group of five tally marks is shown as ___.
Answer:
|||||
4. The number of times an item occurs in data is called its ___.
Answer:
frequency
5. Arranging data in ascending or descending order makes it easier to ___.
Answer:
interpret
6. A table that uses tally marks and frequency is called a ___ table.
Answer:
frequency
7. A pictograph represents data using ___ or symbols.
Answer:
pictures
8. In a pictograph, the meaning of each picture is explained by a ___.
Answer:
key or scale
9. A bar graph represents data using bars of uniform ___.
Answer:
width
10. The height or length of a bar in a bar graph shows the ___ of data.
Answer:
value (or frequency)
11. The horizontal line in a bar graph is called the ___ axis.
Answer:
X
12. The vertical line in a bar graph is called the ___ axis.
Answer:
Y
13. The scale of a bar graph is chosen to fit the ___ values neatly on the graph.
Answer:
data
14. All bars in a bar graph must have the same ___.
Answer:
width
15. The title of a graph tells us what the ___ is about.
Answer:
graph
16. A frequency table helps us count data quickly by using ___ marks.
Answer:
tally
17. A pictograph is most suitable for representing ___ numbers.
Answer:
small
18. A bar graph is more useful than a pictograph when data values are very ___.
Answer:
large
19. Data handling involves three main steps: collection, organisation, and ___.
Answer:
presentation
20. Graphs make it easier to ___ and compare data at a glance.
Answer:
understand
