CBSE Class 12 Maths Exam 2025: Top MCQs with Answers for High Scores

Introduction

Scoring well in the CBSE Class 12 Mathematics Exam requires conceptual clarity, practice, and familiarity with multiple-choice questions (MCQs). These questions help improve accuracy, speed, and confidence. This blog presents a collection of important MCQs with answers, covering key topics from the syllabus to assist students in achieving high scores.

Important MCQs for CBSE Class 12 Mathematics

Calculus

Question: A function is differentiable if it is:

(A) Continuous
(B) Discontinuous
(C) Constant
(D) Periodic

Answer: (A) Continuous

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Question: The integration of a function represents:

(A) Area under the curve
(B) Slope of the function
(C) Rate of change
(D) Maximum value

Answer: (A) Area under the curve

Algebra

Question: A matrix is invertible if its determinant is:

(A) Zero
(B) Non-zero
(C) Negative
(D) Undefined

Answer: (B) Non-zero

Question: If two matrices are multiplied, their order depends on:

(A) Number of rows
(B) Number of columns
(C) Order compatibility
(D) Diagonal elements

Answer: (C) Order compatibility

Probability

Question: The sum of probabilities of all possible outcomes in an event is:

(A) Equal to one
(B) Less than one
(C) More than one
(D) Undefined

Answer: (A) Equal to one

Question: If an event is certain to happen, its probability is:

(A) Minimum
(B) Maximum
(C) Undefined
(D) Dependent on the sample size

Answer: (B) Maximum

Vectors and 3D Geometry

Question: The cross product of two parallel vectors is:

(A) Zero
(B) Infinity
(C) Equal to the dot product
(D) Perpendicular to the plane

Answer: (A) Zero

Question: In three-dimensional space, the shortest distance between two skew lines is measured along:

(A) Perpendicular direction
(B) Parallel direction
(C) Intersection point
(D) A diagonal plane

Answer: (A) Perpendicular direction

Relations and Functions

Question: A function is one-to-one if:

(A) Every element of the domain has a unique image
(B) Two elements of the domain have the same image
(C) It is discontinuous
(D) It is symmetric

Answer: (A) Every element of the domain has a unique image

Question: The inverse of a function exists if it is:

(A) One-to-one and onto
(B) Constant
(C) Periodic
(D) Increasing and decreasing simultaneously

Answer: (A) One-to-one and onto

Tips for Scoring High in CBSE Class 12 Maths Exam

Focus on conceptual clarity rather than memorization.
Practice previous years' question papers to understand the pattern.
Solve NCERT examples and exercises thoroughly.
Attempt mock tests for time management and accuracy.
Revise important formulas and theorems regularly.

Conclusion

Practicing MCQs is a great way to enhance problem-solving skills and prepare for the CBSE Class 12 Maths Exam. The above questions cover essential topics, helping students gain confidence and improve performance. For more exam updates, study materials, and expert tips, stay connected with our blog!