Chapter Exam

Chapter 6: Information Processing — Online MCQ Test

Q: In a pictograph, what does each symbol usually represent?

Answer: A. A fixed number of items — In a pictograph, one picture or symbol stands for a fixed number of objects as shown in the key.

Q: Which of the following is used to display data using rectangular bars?

Answer: B. Bar graph — A bar graph represents data using bars of equal width with heights or lengths proportional to the values.

Q: If 1 picture in a pictograph represents 5 students, how many students are shown by 4 pictures?

Answer: C. 20 — Multiply the number of pictures by the value of one picture: 4 × 5 = 20.

Q: In a class survey, the number of favourite colours is shown as: Blue = 10, Red = 6, Green = 10, Yellow = 4. Which statement is correct?

Answer: B. Yellow is the least preferred colour — Yellow has the smallest value, 4, so it is the least preferred colour.

Q: In a pictograph, a half symbol represents 2 items and a full symbol represents 4 items. If there are 3 full symbols and 2 half symbols, how many items are represented?

Answer: C. 14 — Three full symbols represent 3 × 4 = 12 items and two half symbols represent 2 × 2 = 4 items. Total = 12 + 4 = 16.

MATHS · Samacheer Kalvi 7th · Tamil Nadu State Board

Practice Chapter 6: Information Processing with a free chapter-wise online MCQ test for Tamil Nadu State Board Samacheer Kalvi 7th MATHS. This chapter covers: Data handling pictographs bar graphs and interpretation data graphs pictographs. AI-generated questions from basic to board-exam level, with instant results and explanations.

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Chapter 6: Information Processing — Important Questions & Answers (FAQ)

Frequently asked questions from Tamil Nadu State Board Samacheer Kalvi 7th MATHS — Chapter 6: Information Processing, with answers and explanations. These are sample questions; the exam has its own separate question set.

In a pictograph, what does each symbol usually represent?

A. A fixed number of items ✓
B. Only one item always
C. A random number of items
D. Nothing specific

Answer: A. A fixed number of items
In a pictograph, one picture or symbol stands for a fixed number of objects as shown in the key.

Which of the following is used to display data using rectangular bars?

A. Pie chart
B. Bar graph ✓
C. Line graph
D. Pictograph

Answer: B. Bar graph
A bar graph represents data using bars of equal width with heights or lengths proportional to the values.

If 1 picture in a pictograph represents 5 students, how many students are shown by 4 pictures?

A. 9
B. 10
C. 20 ✓
D. 25

Answer: C. 20
Multiply the number of pictures by the value of one picture: 4 × 5 = 20.

In a class survey, the number of favourite colours is shown as: Blue = 10, Red = 6, Green = 10, Yellow = 4. Which statement is correct?

A. Blue is more than Green
B. Yellow is the least preferred colour ✓
C. Red and Yellow are equal
D. Blue is the least preferred colour

Answer: B. Yellow is the least preferred colour
Yellow has the smallest value, 4, so it is the least preferred colour.

In a pictograph, a half symbol represents 2 items and a full symbol represents 4 items. If there are 3 full symbols and 2 half symbols, how many items are represented?