CBSE Class 6 Mathematics Data Handling and Presentation MCQs Set A

Question. What is the primary purpose of collecting data?
(a) To create confusion
(b) To entertain
(c) To waste time
(d) To convey information

Answer: D

Question. What type of graph would best represent the heights of mountains on different continents?
(a) Pie chart
(b) Line graph
(c) Horizontal bar graph
(d) Vertical bar graph

Answer: D

Question. A pictograph shows 2 pictures of buses and 3 pictures of bicycles. If one picture equals 5 vehicles, how many vehicles are there in total?
(a) 25
(b) 5
(c) 15
(d) 20

Answer: A

Question. Which of the following is *not* needed to draw a bar graph?
(a) A scale
(b) A key
(c) Uniform bars
(d) Title

Answer: B

Question. What can help make a bar graph aesthetically appealing without misleading?
(a) Using 3D bars
(b) Adding bright colors
(c) Using uniform scales and bars
(d) Changing bar widths

Answer: C

Question. What do the bars in a bar graph represent?
(a) Different colors
(b) Different categories or frequencies
(c) Different shapes
(d) Mathematical equations

Answer: B

Question. Which of the following is a valid reason to arrange data in ascending order?
(a) To make a colorful table
(b) To hide outliers
(c) To easily find the smallest and largest values
(d) To reduce frequency

Answer: C

Question. What does each symbol in a pictograph represent?
(a) A picture of a student
(b) A number or frequency
(c) A type of food
(d) A mathematical operation

Answer: B

Question. A symbol is used to represent 50 flowers. How many symbols are to be drawn to show 600 flowers?
(a) 10
(b) 12
(c) 14
(d) 15

Answer: B

Question. What is the main purpose of using a pictograph to represent data?
(a) To use more space on paper
(b) To make data colorful
(c) To represent data using pictures for easy comparison
(d) To avoid using numbers

Answer: C

Question. In a bar graph, space between rectangles is always .
(a) unequal
(b) increasing
(c) equal
(d) decreasing

Answer: C

Question. The number of times a particular observation occurs is called
(a) frequency
(b) counting
(c) tally marks
(d) occurrences

Answer: A

Question. Which of the following is NOT a step in handling data?
(a) Collecting
(b) Organizing
(c) Interpreting
(d) Ignoring

Answer: D

Question. What makes a bar graph misleading?
(a) Using vertical bars
(b) Using bars of unequal width
(c) Choosing 1 unit = 10
(d) Adding labels

Answer: B

Question. What is the largest shoe size recorded in the example?
(a) 5
(b) 6
(c) 7
(d) 4

Answer: C

Question. In a pictograph, each picture can represent:
(a) One item only
(b) Multiple items
(c) Only data points
(d) None of the above

Answer: B

Question. If ______ stands for 300, what does □□ stand for?
(a) 60
(b) 100
(c) 120
(d) 260

Answer: B

Question. In a bar graph, bars are made ______.
(a) horizontally
(b) vertically
(c) sometime horizontally sometime vertically
(d) oblique

Answer: C

Question. A bar graph has bars of:
(a) Uneven width
(b) Uniform width
(c) No width
(d) Only height

Answer: B

Question. What is the limitation of using pictographs for large data values?
(a) They are too colorful
(b) They require a lot of time and space
(c) They use vertical bars
(d) They do not need a scale

Answer: B

Question. What do tally marks represent?
(a) A way to multiply numbers
(b) A quick way to count occurrences
(c) A type of graph
(d) A mathematical operation

Answer: B

Question. In a frequency table, what are the tallies used for?
(a) Calculating totals
(b) Drawing graphs
(c) Counting occurrences
(d) Labeling data

Answer: C

Question. Representation of data in the form of picture is called
(a) bar graph
(b) pictograph
(c) histogram
(d) None of these

Answer: B

Question. The marks (out of 10) obtained by 28 students in a Mathematics test are listed as follow 8, 1, 2, 6, 5, 5, 5, 0, 1, 9, 7, 8, 0, 5, 8, 3, 0, 8, 10, 10, 3, 4, 8, 7, 8, 9, 2, 0.
The number of students who obtained marks more than or equal to 5, is
(a) 13
(b) 15
(c) 16
(d) 17

Answer: D

Question. What is the key difference between a pictograph and a bar graph?
(a) Bar graphs use symbols
(b) Pictographs always use vertical bars
(c) Bar graphs use bars, pictographs use pictures
(d) Both are used for fractions

Answer: C

Question. What is the advantage of using pictographs?
(a) They help write stories
(b) They visually represent data
(c) They solve equations
(d) They are used to multiply numbers

Answer: B

Question. How do infographics differ from standard bar graphs?
(a) They use only numbers
(b) They are less attractive
(c) They include visuals and design elements
(d) They show 3D bar charts

Answer: C

Question. Tally marks are useful for:
(a) Long division
(b) Keeping track of frequency
(c) Writing fractions
(d) Calculating percentages

Answer: B

Question. In a pictograph, one symbol represents 10 children. If there are 35 children, how many symbols are used?
(a) 2
(b) 4
(c) 3.5
(d) 5

Answer: C

Question. What is the first step in organizing data?
(a) Collecting the data
(b) Drawing a graph
(c) Analyzing the data
(d) Writing a report

Answer: A

Question. What is data?
(a) A collection of numbers
(b) A collection of facts or observations
(c) A collection of games
(d) A collection of books

Answer: B