FBISE · Class 9
Class 9 Chemistry MCQs: Empirical Data Collection And Analysis
Practice chapter-wise MCQs with answers and explanations. Use the quiz mode for timed online tests.
Quick revision
Class 9 Chemistry MCQs Empirical Data Collection And Analysis are one of the fastest ways to improve your board exam performance — especially when you practice with purpose, revise weak concepts, and learn from explanations.
On Prepzy, you can practice 70 MCQs from “Empirical Data Collection And Analysis” in Chemistry for FBISE. Each question is designed to mirror the style, wording, and concept-testing approach used in Pakistani board papers.
Use this chapter page to revise definitions, formulas, and key ideas, then attempt the MCQs in small sets. Track patterns in your mistakes: is it a concept gap, a calculation error, or a misread statement? Fixing the pattern is what raises your score.
If you’re preparing for matric / SSC Part exams, focus on understanding the concept first, then speed. MCQs reward clarity — not memorization. A clear concept turns into fast correct answers.
What to focus on
- Primary focus: Empirical Data Collection And Analysis concepts tested in Class 9 Chemistry
- Practice with instant answer-checking to reduce repeated mistakes
- Revise common definitions, units, and standard results before timed practice
- Aim for accuracy first, then build speed with short quizzes
Study tips
- Read the question stem first, then scan options for distractors (near-correct choices).
- If the chapter is formula-heavy, write a mini-formula sheet and revise it before every attempt.
- After each practice set, re-attempt only the wrong MCQs to convert weak areas into strengths.
- Mix easy + medium MCQs for momentum, then finish with hard questions for exam readiness.
MCQs (sample)
Showing 25 questions from this chapter. For a full timed test, use “Start online test”.
1. What does accuracy measure in experimental measurements?
- How close a measurement is to the true value
- How close repeated measurements are to each other
- How well equipment is adjusted
- How careful the scientist is in measurements
Answer & explanation
Correct: How close a measurement is to the true value
Accuracy is defined as how close an experimental measurement is to the true value.
2. What is one advantage of experimental methods?
- It gives researchers a high level of control.
- It always produces perfect results.
- It is the only method used in chemistry.
- It requires no funding.
Answer & explanation
Correct: It gives researchers a high level of control.
One advantage of experimental methods is that they give researchers a high level of control.
3. What shape does liquid form in a graduated cylinder due to surface tension?
- U shape
- V shape
- Circle
- Square
Answer & explanation
Correct: U shape
The liquid in a graduated cylinder forms a 'U' shape called the meniscus due to surface tension.
4. What is the relationship between millimeters and centimeters?
- 10 mm = 1 cm
- 1 mm = 10 cm
- 1 cm = 100 mm
- 1 mm = 100 cm
Answer & explanation
Correct: 10 mm = 1 cm
10 millimeters are equal to 1 centimeter as stated in the length conversion section.
5. What is required to keep accuracy in measurements?
- Measurement
- Estimation
- Calculation
- Observation
Answer & explanation
Correct: Measurement
Measurement is stated as an essential requirement for ensuring accuracy in daily life.
6. What is scientific notation used for?
- To represent very large or very small numbers
- To calculate average values
- To measure temperature
- To compare weights
Answer & explanation
Correct: To represent very large or very small numbers
Scientific notation simplifies the representation of very large or very small numbers.
7. What is precision in the context of experimental measurements?
- How close a measurement is to the true value
- How close repeated measurements are to each other
- How well the equipment is adjusted
- The total errors present in a single measurement
Answer & explanation
Correct: How close repeated measurements are to each other
Precision refers to how close repeated measurements (using the same device) are to each other.
8. Which of the following is a disadvantage of experimental methods?
- It can lead to artificial situations.
- It is widely applicable across all fields.
- It offers numerous variations for experiments.
- It provides excellent results.
Answer & explanation
Correct: It can lead to artificial situations.
One disadvantage of experimental methods is that they can lead to artificial situations.
9. Which tool is more accurate for measuring liquid volume, a beaker or a measuring cylinder?
- Measuring cylinder
- Beaker
- Volumetric pipette
- Gas syringe
Answer & explanation
Correct: Measuring cylinder
Measuring cylinders are more accurate than beakers when measuring liquid volume.
10. How many seconds are there in one hour?
- 60 seconds
- 600 seconds
- 3600 seconds
- 120 seconds
Answer & explanation
Correct: 3600 seconds
There are 3600 seconds in one hour (60 seconds x 60 minutes).
11. What does SI stand for in the context of measurement?
- Standard International
- Simple Integration
- Systematic Inspection
- Statistical Interpretation
Answer & explanation
Correct: Standard International
SI stands for Standard International, referring to a system of units accepted worldwide.
12. Which of the following is the correct scientific notation for 650,000,000?
- 6.5 x 10^8
- 65 x 10^7
- 650 x 10^6
- 6.5 x 10^9
Answer & explanation
Correct: 6.5 x 10^8
650,000,000 can be written as 6.5 x 10^8 in scientific notation.
13. Which aspect of measurements is generally determined by the scientist's care?
- Accuracy
- Precision
- True value
- Measurement errors
Answer & explanation
Correct: Precision
Precision is usually determined by how careful the scientist is in making measurements.
14. Which scientist is mentioned as having performed important experiments in chemistry?
- Marie Curie
- Albert Einstein
- Isaac Newton
- Galileo Galilei
Answer & explanation
Correct: Marie Curie
Marie Curie is mentioned as one of the scientists who performed important experiments in chemistry.
15. At what position should you be to accurately read a graduated cylinder?
- Eye level
- Above the cylinder
- Below the cylinder
- Far from the cylinder
Answer & explanation
Correct: Eye level
To read an accurate volume in a graduated cylinder, you should be at eye level with the liquid.
16. What unit is more appropriate for measuring small volumes in the laboratory?
- Cubic meters
- Liters
- Cubic centimeters
- Decimeters
Answer & explanation
Correct: Cubic centimeters
Cubic centimeters (cm3) are more appropriate for measuring small volumes accurately in the lab.
17. When was the International System of Units (SI) agreed upon?
- 1960
- 1970
- 1980
- 1990
Answer & explanation
Correct: 1960
Scientists gathered in 1960 to adopt the International System of Units or SI units.
18. In scientific notation, what must the value of A be?
- Greater than or equal to 1 and less than 10
- Greater than 10
- Less than 0
- Equal to 0
Answer & explanation
Correct: Greater than or equal to 1 and less than 10
A should be in the range of 1 <= A < 10.
19. What is the primary focus of accuracy in a laboratory context?
- Carefulness in making measurements
- Adjustment of equipment
- Repetitive measurements
- Use of different devices
Answer & explanation
Correct: Adjustment of equipment
In the laboratory, accuracy focuses on how well the equipment is adjusted.
20. What is a common application of experimental methods today?
- Studying ancient history
- Testing if new drugs are effective
- Calculating taxes
- Making art
Answer & explanation
Correct: Testing if new drugs are effective
One common application of experimental methods today is testing whether new drugs are effective.
21. Which of the following can only measure a single volume of liquid very accurately?
- Volumetric pipette
- Measuring beaker
- Gas syringe
- Burette
Answer & explanation
Correct: Volumetric pipette
Volumetric pipettes measure a single volume, usually 25 cm3, very accurately.
22. Which of the following units is NOT used in mass conversion?
- Milligram
- Gram
- Decimeter
- Kilogram
Answer & explanation
Correct: Decimeter
Decimeter is a unit of length, not mass. Milligrams, grams, and kilograms are all mass units.
23. Which of the following is a Fundamental Unit?
- Kilogram
- Kilometer
- Hectometer
- Decimeter
Answer & explanation
Correct: Kilogram
The kilogram is listed as one of the fundamental base units for measuring mass.
24. What happens to the exponent when converting a number greater than 10 to scientific notation?
- It becomes negative
- It becomes zero
- It becomes positive
- It stays the same
Answer & explanation
Correct: It becomes positive
For numbers greater than 10, the exponent is positive when converting to scientific notation.
25. Which factors contribute to managing accuracy and precision during measurements?
- Only careful measuring techniques
- Different tools and techniques
- Only accurate equipment
- Relying on repeated trials
Answer & explanation
Correct: Different tools and techniques
Different tools and techniques can be used to manage accuracy and precision for errors in measurements.
FAQs
Are these Class 9 Chemistry MCQs Empirical Data Collection And Analysis aligned with FBISE?
Yes. The MCQs are organized chapter-wise for FBISE and designed to match board exam patterns. If your teacher has added custom MCQs, they will also appear here.
How many MCQs should I practice from “Empirical Data Collection And Analysis” each day?
A good daily target is 20–40 MCQs with full review of mistakes. If you’re short on time, do 15 MCQs but read explanations carefully.
What’s the best way to revise this chapter before an exam?
Revise the chapter summary, list your weak sub-topics, then practice MCQs in timed sets. Re-attempt wrong questions after a short break to lock in learning.
Can I take an online test for this chapter?
Yes. Start a chapter quiz to simulate an online test. Use it to improve speed and accuracy under time pressure.