JEE Main MCQ & Objective Questions

The JEE Main exam is a crucial step for students aspiring to enter prestigious engineering colleges in India. It tests not only knowledge but also the ability to apply concepts effectively. Practicing MCQs and objective questions is essential for scoring better, as it helps in familiarizing students with the exam pattern and enhances their problem-solving skills. Engaging with practice questions allows students to identify important questions and strengthen their exam preparation.

What You Will Practise Here

  • Fundamental concepts of Physics, Chemistry, and Mathematics
  • Key formulas and their applications in problem-solving
  • Important definitions and theories relevant to JEE Main
  • Diagrams and graphical representations for better understanding
  • Numerical problems and their step-by-step solutions
  • Previous years' JEE Main questions for real exam experience
  • Time management strategies while solving MCQs

Exam Relevance

The topics covered in JEE Main are not only significant for the JEE exam but also appear in various CBSE and State Board examinations. Many concepts are shared with the NEET syllabus, making them relevant across multiple competitive exams. Common question patterns include conceptual applications, numerical problems, and theoretical questions that assess a student's understanding of core subjects.

Common Mistakes Students Make

  • Misinterpreting the question stem, leading to incorrect answers
  • Neglecting units in numerical problems, which can change the outcome
  • Overlooking negative marking and not managing time effectively
  • Relying too heavily on rote memorization instead of understanding concepts
  • Failing to review and analyze mistakes from practice tests

FAQs

Question: How can I improve my speed in solving JEE Main MCQ questions?
Answer: Regular practice with timed quizzes and focusing on shortcuts can significantly enhance your speed.

Question: Are the JEE Main objective questions similar to previous years' papers?
Answer: Yes, many questions are based on previous years' patterns, so practicing them can be beneficial.

Question: What is the best way to approach JEE Main practice questions?
Answer: Start with understanding the concepts, then attempt practice questions, and finally review your answers to learn from mistakes.

Now is the time to take charge of your preparation! Dive into solving JEE Main MCQs and practice questions to test your understanding and boost your confidence for the exam.

Q. Which of the following is the correct unit for measuring energy?
  • A. Joule
  • B. Newton
  • C. Watt
  • D. Pascal
Q. Which of the following is the correct unit for measuring the amount of substance?
  • A. Liter
  • B. Gram
  • C. Mole
  • D. Cubic meter
Q. Which of the following is the correct unit for molality?
  • A. mol/L
  • B. mol/kg
  • C. mol/mL
  • D. mol/1000g
Q. Which of the following is the correct unit for molarity?
  • A. mol/L
  • B. mol/kg
  • C. g/L
  • D. g/mol
Q. Which of the following is the equation of a hyperbola with transverse axis along the x-axis?
  • A. x^2/a^2 - y^2/b^2 = 1
  • B. y^2/a^2 - x^2/b^2 = 1
  • C. x^2/b^2 - y^2/a^2 = 1
  • D. y^2/b^2 - x^2/a^2 = 1
Q. Which of the following is the equation of an ellipse with foci at (0, ±c) and vertices at (0, ±a)?
  • A. x^2/a^2 + y^2/b^2 = 1
  • B. y^2/a^2 + x^2/b^2 = 1
  • C. x^2/b^2 + y^2/a^2 = 1
  • D. y^2/b^2 + x^2/a^2 = 1
Q. Which of the following is the functional group of aldehydes?
  • A. -CHO
  • B. -CO-
  • C. -C=O
  • D. -OH
Q. Which of the following is the functional group of carboxylic acids?
  • A. -OH
  • B. -COOH
  • C. -CHO
  • D. -C=O
Q. Which of the following is the functional group present in alcohols?
  • A. -OH
  • B. -COOH
  • C. -NH2
  • D. -CHO
Q. Which of the following is the general formula for alkenes?
  • A. C_nH_(2n)
  • B. C_nH_(2n+2)
  • C. C_nH_(2n-2)
  • D. C_nH_n
Q. Which of the following is the general formula for alkynes?
  • A. C_nH_(2n+2)
  • B. C_nH_(2n)
  • C. C_nH_(2n-2)
  • D. C_nH_(2n-1)
Q. Which of the following is the heaviest alkali metal?
  • A. Lithium
  • B. Sodium
  • C. Potassium
  • D. Cesium
Q. Which of the following is the molecular formula for butane?
  • A. C3H8
  • B. C4H10
  • C. C5H12
  • D. C6H14
Q. Which of the following is the most electronegative element in the p-block?
  • A. Fluorine
  • B. Chlorine
  • C. Oxygen
  • D. Nitrogen
Q. Which of the following is the output of the expression NOT (A AND B) when A = 1 and B = 1?
  • A. 0
  • B. 1
  • C. 2
  • D. Undefined
Q. Which of the following is the range of the function f(x) = x^2 - 4?
  • A. (-∞, -4]
  • B. [-4, ∞)
  • C. (-4, ∞)
  • D. [0, ∞)
Q. Which of the following is the range of the function f(x) = x^2?
  • A. All real numbers
  • B. All positive real numbers
  • C. All non-negative real numbers
  • D. All integers
Q. Which of the following is the range of the function f(x) = |x - 1|?
  • A. (-∞, 1)
  • B. [0, ∞)
  • C. (-1, 1)
  • D. [1, ∞)
Q. Which of the following is the simplest alkane?
  • A. Methane
  • B. Ethane
  • C. Propane
  • D. Butane
Q. Which of the following is the simplest alkyne?
  • A. Ethylene
  • B. Acetylene
  • C. Propylene
  • D. Butyne
Q. Which of the following is the simplest ketone?
  • A. Ethanal
  • B. Propanal
  • C. Butan-2-one
  • D. Acetone
Q. Which of the following is the solution set for the inequality x + 2 > 1?
  • A. x > -1
  • B. x < -1
  • C. x > 1
  • D. x < 1
Q. Which of the following is the solution set for the inequality x + 2 > 7?
  • A. x > 5
  • B. x < 5
  • C. x > 9
  • D. x < 9
Q. Which of the following is the solution set for the inequality x + 5 > 2?
  • A. x > -3
  • B. x < -3
  • C. x > 3
  • D. x < 3
Q. Which of the following is the solution set for the inequality: 3x + 2 > 11?
  • A. x > 3
  • B. x < 3
  • C. x > 2
  • D. x < 2
Q. Which of the following is the solution to the inequality 3x + 2 ≥ 11?
  • A. x < 3
  • B. x > 3
  • C. x ≤ 3
  • D. x ≥ 3
Q. Which of the following is the solution to the inequality x + 2 > 7?
  • A. x < 5
  • B. x > 5
  • C. x < 9
  • D. x > 9
Q. Which of the following is the strongest acid?
  • A. Formic acid
  • B. Acetic acid
  • C. Propanoic acid
  • D. Butanoic acid
Q. Which of the following is the truth table for an AND gate?
  • A. 00, 01, 10, 11
  • B. 00, 01, 11, 10
  • C. 00, 10, 01, 11
  • D. 00, 11, 01, 10
Q. Which of the following is true about a buffer solution?
  • A. Resists changes in pH
  • B. Has a pH of 7
  • C. Contains only strong acids
  • D. Is always neutral
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