08_MCQ_Mensuration- Importance of MCQ

  

Importance of MCQ-Type Questions in Upcoming Examinations & How Students Can Prepare

Introduction

Multiple Choice Questions (MCQs) have become an integral part of school-level as well as competitive examinations. From CBSE Class 8 assessments to national-level entrance exams, MCQs test not just knowledge, but also speed, accuracy, and decision-making. In the changing academic landscape, MCQs hold a special significance—and preparing for them smartly can give students a major edge.

Why MCQs Are Important in Today’s Examinations

1. Aligned with NEP 2020
   The National Education Policy promotes competency-based education, which emphasizes understanding over rote learning. MCQs are ideal for assessing this shift.
2. Time-Efficient Testing
   MCQs allow examiners to assess a wide range of topics within a short duration, ensuring better coverage of the syllabus.
3. Objective and Transparent Evaluation
   Unlike subjective answers, MCQs reduce bias and provide a clear right or wrong, making assessments more fair.
4. Used in Major Competitive Exams
   Exams like NTSE, Olympiads, JEE, NEET, CUET, etc., heavily rely on MCQs. Early practice builds strong foundations.
5. Promotes Analytical Thinking
   Well-designed MCQs test students' ability to analyze, infer, and apply knowledge, not just memorize facts.

How Students Can Prepare Effectively for MCQs

1. Understand the Concept Thoroughly

MCQs may look easy, but they often contain tricky distractors. A deep understanding of concepts helps eliminate wrong options confidently.

2. Practice Regularly

Solve topic-wise MCQs after every chapter. Use worksheets, online quizzes, or sample papers.

3. Time Management

Practice completing a fixed number of MCQs in a set time. This improves your speed and accuracy for real exams.

4. Learn Elimination Technique

When unsure of the correct answer, eliminate obviously incorrect options. This increases the chance of guessing correctly.

5. Revise with Flashcards & Mind Maps

Create quick-revision tools for formulas, dates, definitions, and diagrams. These are especially helpful in MCQ-based exams.

6. Mock Tests Are Key

Simulate exam environments at home with mock tests. Analyze your performance and note recurring mistakes.

7. Avoid Guesswork in Negative Marking Exams

In exams with penalties for wrong answers, guess only when you're able to narrow down choices intelligently.

Best Resources for MCQ Practice

• NCERT Exemplar Problems
• School Textbooks with Objective Sections
• MCQ-based Sample Papers
• Online Learning Platforms and Apps
• Previous Years’ Question Papers

Conclusion

MCQs are here to stay—and mastering them is a skill every student should develop. With structured preparation and consistent practice, scoring high in MCQ-based exams becomes achievable. Embrace this format, not with fear, but with focus and strategy.

Class 8 Mathematics

Chapters: Mensuration (MCQ)

Total Questions: 20 | Each Question: 1 mark | Total Marks: 20

 

1. The area of a square of side 5 cm is:
   (a) 10 cm²                   (b) 25 cm²                              (c) 20 cm²                   (d) 15 cm²
2. Volume of a cube with edge 6 cm is:
   (a) 216 cm³                 (b) 36 cm³                               (c) 126 cm³                 (d) 120 cm³
3. The curved surface area of a cylinder is given by:
   (a) 2πr²                                    (b) 2πrh                                   (c) πr²h                                    (d) 2πr (h + r)
4. A cuboid has dimensions 5 cm × 3 cm × 2 cm. Its volume is:
   (a) 10 cm³                   (b) 30 cm³                               (c) 15 cm³                   (d) 30 cm²
5. Total surface area of a cube of side 4 cm is:
   (a) 96 cm²                   (b) 64 cm²                               (c) 32 cm²                   (d) 48 cm²
6. Area of a trapezium with bases 8 cm and 10 cm and height 5 cm:
   (a) 45 cm²                   (b) 50 cm²                               (c) 60 cm²                   (d) 55 cm²
7. If radius of a circle is doubled, its area becomes:
   (a) Same                      (b) Double                               (c) Three times           (d) Four times
8. The volume of a cylinder is given by:
   (a) πr²h                        (b) 2πr²                                    (c) πrh                         (d) 2πrh
9. The area of a circle of radius 7 cm is:
   (a) 154 cm²                 (b) 144 cm²                             (c) 147 cm²                 (d) 134 cm²
10. The length of the diagonal of a square of side 10 cm is:
    (a) 10 cm                     (b) 20 cm                                (c) 10√2 cm                (d) 5√2 cm
11. Surface area of a cuboid is:
    (a) 2(lb + bh + hl)      (b) lb + bh + hl                       (c) l + b + h                (d) lbh
12. If the edge of a cube is halved, the volume becomes:
    (a) Half                       (b) One-fourth                        (c) One-eighth             (d) Double
13. A parallelogram has base 3 cm and height 4 cm. Its slant height is:
    (a) 7 cm                       (b) 5 cm                                  (c) 6 cm                       (d) 12 cm
14. Area of a parallelogram =
    (a) Base × Height        (b) Side × Side                        (c) ½ × base × height  (d) l × b × h
15. The unit of volume is:
    (a) cm                          (b) cm²                                    (c) cm³                        (d) m
16. The volume of a cube is 64 cm³. Its side is:
    (a) 8 cm                       (b) 6 cm                                  (c) 4 cm                       (d) 16 cm
17. Perimeter of a semicircle of radius 7 cm is:
    (a) 22 cm                     (b) 11 cm                                (c) 25 cm                     (d) 29 cm
18. The surface area of a cube is 150 cm². Its one face area is:
    (a) 25 cm²                   (b) 30 cm²                               (c) 20 cm²                   (d) 25 cm²
19. The formula of lateral surface area of cuboid:
    (a) 2(lb + bh + hl)      (b) 2h(l + b)                            (c) lbh                         (d) lb
20. The CSA of a cylinder with r = 3 cm, h = 5 cm is:
    (a) 94.2 cm²                (b) 85 cm²                               (c) 90 cm²                   (d) 75 cm²  

Answers

1	2	3	4	5	6	7	8	9	10
b	a	b	b	a	a	d	a	a	c
11	12	13	14	15	16	17	18	19	20
a	c	d	a	c	c	d	d	b	a

 

Here we are providing a sample MCQ paper for grade 08 CBSE, students can take benefits from this pdf

Link of pdf -https://t.me/cgscbsesupportbypramodsir/49