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Biology

10 मॉक टेस्ट
300 प्रश्न

वनस्पति विज्ञान, जंतु विज्ञान, आनुवंशिकी, पारिस्थितिकी, मानव शरीर रचना...

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Chemistry

10 मॉक टेस्ट
301 प्रश्न

भौतिक, जैविक, अकार्बनिक रसायन विज्ञान — साम्यावस्था, गतिकी, विद्युत रसायन, समन्वय यौगिक...

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Mathematics

10 मॉक टेस्ट
279 प्रश्न

बीजगणित, कलन, निर्देशांक ज्यामिति, त्रिकोणमिति, प्रायिकता, सांख्यिकी...

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Physics

8 मॉक टेस्ट
245 प्रश्न

यांत्रिकी, प्रकाशिकी, ऊष्णगतिकी, विद्युत, आधुनिक भौतिकी, विद्युतचुंबकीय तरंगें...

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विषयों/अध्यायों के लिए अभ्यास टेस्ट

Molecular Basis Of Inheritance (41) Integrals (34) Biotechnology And Its Applications (28) Wave Optics (26) Matrices (26) Ecosystem (24) Continuity And Differentiability (24) Probability (23) Current Electricity (23) Sexual Reproduction In Flowering Plants (22) Organisms And Population (22) Inverse Trigonometric Functions (22) Vectors (22) Differential Equations (21) Dual Nature Of Radiation And Matter (21) Human Health And Diseases (21) Moving Charges And Magnetism (21) Alternating Current (20) Human Reproduction (20) Relations And Functions (19) Determinants (19) Evolution (18) Electric Charges And Fields (17) Ray Optics And Optical Instruments (17) Linear Programming (16) Principles Of Inheritance (16) Semiconductor Electronics (14) Applications Of Derivatives (14) Electromagnetic Induction (14) Three Dimensional Geometry (13)

नमूना प्रश्न

Class 12 Chemistry
Starch is a polymer of which monosaccharide?
A α-D-glucose
B β-D-glucose
C Fructose
D Galactose
Class 12 Chemistry
The Lucas test is used to distinguish between:
A Primary, secondary and tertiary alcohols
B Aldehydes and ketones
C Primary, secondary and primary amines
D Phenols and alcohols
Class 12 Chemistry
When an ether is treated with HI, the first product formed contains iodine attached to:
A The smaller alkyl group (SN2 mechanism)
B The larger alkyl group
C Both alkyl groups equally
D Neither — no reaction occurs
Class 12 Chemistry
Which of the following amines is secondary (2°)?
A Diethylamine
B Methylamine
C Triethylamine
D Ethylamine
Class 12 Mathematics
The equation of the plane passing through the point (1, 2, 3) and having normal vector 2î − ĵ + 4k̂ is:
A 2x − y + 4z = 12
B 2x + y + 4z = 15
C 2x + y − 4z = 13
D 2x − y + 4z = 15
Class 12 Mathematics
If P(A) = 1/2, P(B) = 1/3, and A and B are independent events, then P(A ∩ B) equals:
A 1/3
B 5/6
C 1/6
D 1/2
Class 12 Biology
According to the Hardy-Weinberg principle, allele frequencies in a population remain constant (in equilibrium) when:
A No evolutionary forces are acting: no mutation, no gene flow, no genetic drift, no natural selection, and random mating
B Only natural selection is operating but mutation rates are extremely low
C The population size is small but mating is completely random
D Mutations occur frequently but gene flow is completely absent
Class 12 Chemistry
A solution shows negative deviation from Raoult's law. Which statement is correct?
A A–B interactions are stronger than A–A and B–B interactions
B A–B interactions are weaker than A–A and B–B interactions
C No interaction change occurs
D The solution behaves as an ideal solution

{{name}} के बारे में Class 12

Class 12 (CBSE/NCERT) is the final year of higher secondary school in the Indian education system. As per the NCERT curriculum and CBSE board guidelines, Class 12 students study advanced subjects in Physics, Chemistry, Mathematics/Biology, English, and additional subjects, preparing for both board examinations and competitive exams like JEE Advanced, NEET, CUET, GATE, and international university admissions.

Subjects and Topic Coverage (NCERT/CBSE) — Science Stream:
- Physics: Electrostatics (Charge, Field, Potential, Gauss Law), Electrostatic Potential & Capacitance, Current Electricity (Ohm Law, Kirchhoff Laws, Wheatstone Bridge), Moving Charges & Magnetism (Biot Savart, Ampere), Magnetism & Matter, Electromagnetic Induction (Faraday, Lenz), Alternating Current, Electromagnetic Waves, Ray Optics & Optical Instruments, Wave Optics, Dual Nature of Radiation, Atoms, Nuclei, Semiconductors (Electronic Materials & Devices)
- Chemistry: Solid State, Solutions, Electrochemistry, Chemical Kinetics, Surface Chemistry, General Principles of Metallurgy, p-Block Elements (Groups 15-18), d & f Block Elements, Coordination Compounds, Haloalkanes & Haloarenes, Alcohols Phenols Ethers, Aldehydes Ketones Carboxylic Acids, Amines, Biomolecules, Polymers, Chemistry in Everyday Life
- Mathematics: Relations & Functions, Inverse Trigonometric Functions, Matrices, Determinants, Continuity & Differentiability, Applications of Derivatives, Integrals, Applications of Integrals, Differential Equations, Vector Algebra, Three Dimensional Geometry, Linear Programming, Probability
- Biology: Reproduction, Human Reproduction, Reproductive Health, Principles of Inheritance & Variation, Molecular Basis of Inheritance, Evolution, Human Health & Disease, Strategies in Enhancement of Food Production, Microbes in Human Welfare, Biotechnology, Ecology & Environment
- English: Reading comprehension, grammar (tenses, modals, clauses, reported speech), writing (formal/informal letters, essays, reports, notices), literature (Flamingo & Vistas)

Exam Pattern:
- Total Questions: 30 (MCQ-based)
- Total Marks: 30 (1 mark per question)
- Duration: 30 minutes
- Negative Marking: None

Why Practice Class 12 Mock Tests: Class 12 board exams and competitive exams (JEE Advanced, NEET, CUET) are conducted simultaneously. NCERT-based practice ensures students master the complete syllabus and achieve excellent scores in both board exams and entrance tests.

अक्सर पूछे जाने वाले प्रश्न — Class 12 Mock Tests

What is Class 12?

Class 12 is a competitive examination for admission to higher education and career programs. MockTests.org provides free mock tests for Class 12 covering 4 subjects including Biology, Chemistry, Mathematics. Each test replicates the real exam pattern, marking scheme, and difficulty level with detailed solutions and explanations. The exam duration is 30 minutes. The test includes negative marking for incorrect answers.

How many mock tests are available for Class 12?

We offer 4 subject-wise mock tests for Class 12 that simulates the complete exam experience. Each test follows the actual exam pattern and marking scheme, with 30 (MCQ-based) practice questions available across all subjects.

Is it free to take Class 12 mock tests?

Yes, all mock tests for Class 12 are completely free — no hidden charges, no premium subscriptions, no paywalls. Every test, solution, and result is free forever. You can start taking tests immediately without even creating an account.

How do I prepare for Class 12?

Start by taking a subject-wise test to assess your current level in each topic. Identify weak areas and practice with targeted tests to build confidence. Then take the full mock test under timed conditions to simulate the real exam. After each test, review every question with its step-by-step solution and explanation. If you have an account, track your score trends over time to measure improvement.

Do I need to create an account to take tests?

No, you can take tests as a guest — just click Select on any test and start immediately. However, creating a free account lets you save your test history, track progress over time, compare scores across different tests, and view detailed performance analytics for each subject.

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