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. What type of light is completely polarized?
  • A. Unpolarized light
  • B. Partially polarized light
  • C. Linearly polarized light
  • D. Circularly polarized light
Q. What type of light is produced by a laser?
  • A. Unpolarized light
  • B. Partially polarized light
  • C. Completely polarized light
  • D. Diffused light
Q. What type of mechanism does the reaction of 2-bromopropane with a strong nucleophile follow?
  • A. SN1
  • B. SN2
  • C. E1
  • D. E2
Q. What type of orbit does a satellite in a geosynchronous orbit have?
  • A. Elliptical orbit
  • B. Circular orbit
  • C. Parabolic orbit
  • D. Hyperbolic orbit
Q. What type of polymer is formed by the polymerization of unsaturated monomers?
  • A. Addition polymer
  • B. Condensation polymer
  • C. Natural polymer
  • D. Biopolymer
Q. What type of polymer is formed from the polymerization of isoprene?
  • A. Natural rubber
  • B. Nylon
  • C. Polyethylene
  • D. Polystyrene
Q. What type of polymer is formed when amino acids link together?
  • A. Polysaccharides
  • B. Proteins
  • C. Nucleic acids
  • D. Lipids
Q. What type of polymerization involves the formation of a polymer by the reaction of monomers with functional groups?
  • A. Addition polymerization
  • B. Condensation polymerization
  • C. Chain-growth polymerization
  • D. Step-growth polymerization
Q. What type of polymerization involves the formation of a polymer by the reaction of monomers with unsaturated bonds?
  • A. Addition polymerization
  • B. Condensation polymerization
  • C. Chain-growth polymerization
  • D. Step-growth polymerization
Q. What type of polymerization involves the formation of a polymer from monomers with the elimination of a small molecule?
  • A. Addition polymerization
  • B. Condensation polymerization
  • C. Chain-growth polymerization
  • D. Step-growth polymerization
Q. What type of protein is hemoglobin?
  • A. Enzyme
  • B. Structural protein
  • C. Transport protein
  • D. Hormonal protein
Q. What type of protein structure involves multiple polypeptide chains?
  • A. Primary structure
  • B. Secondary structure
  • C. Tertiary structure
  • D. Quaternary structure
Q. What type of radiation is emitted during alpha decay?
  • A. Electrons
  • B. Helium nuclei
  • C. Gamma rays
  • D. Neutrons
Q. What type of radiation is emitted during beta decay?
  • A. Alpha particles
  • B. Beta particles
  • C. Gamma rays
  • D. Neutrons
Q. What type of radiation is most penetrating?
  • A. Alpha radiation
  • B. Beta radiation
  • C. Gamma radiation
  • D. Neutron radiation
Q. What type of reaction do alkanes typically undergo?
  • A. Addition
  • B. Substitution
  • C. Elimination
  • D. Hydrolysis
Q. What type of reaction do alkenes typically undergo?
  • A. Substitution
  • B. Addition
  • C. Elimination
  • D. Redox
Q. What type of reaction forms a peptide bond?
  • A. Hydrolysis
  • B. Condensation
  • C. Oxidation
  • D. Reduction
Q. What type of reaction forms peptide bonds between amino acids?
  • A. Hydrolysis
  • B. Condensation
  • C. Redox
  • D. Substitution
Q. What type of reaction forms peptide bonds?
  • A. Hydrolysis
  • B. Condensation
  • C. Oxidation
  • D. Reduction
Q. What type of reaction forms polymers from monomers?
  • A. Hydrolysis
  • B. Dehydration synthesis
  • C. Redox reaction
  • D. Condensation reaction
Q. What type of reaction occurs when 1-bromopropane reacts with potassium cyanide?
  • A. Elimination
  • B. Substitution
  • C. Addition
  • D. Redox
Q. What type of reaction occurs when 2-bromobutane is treated with sodium ethoxide?
  • A. Nucleophilic substitution
  • B. Elimination
  • C. Addition
  • D. Redox
Q. What type of reaction occurs when alkenes are converted to alkanes?
  • A. Addition
  • B. Substitution
  • C. Elimination
  • D. Oxidation
Q. What type of reaction occurs when alkenes react with hydrogen?
  • A. Hydrolysis
  • B. Hydrogenation
  • C. Dehydrogenation
  • D. Oxidation
Q. What type of reaction occurs when alkenes undergo hydrogenation?
  • A. Addition
  • B. Substitution
  • C. Elimination
  • D. Oxidation
Q. What type of reaction occurs when an alcohol reacts with an acid to form an ether?
  • A. Esterification
  • B. Dehydration
  • C. Condensation
  • D. Hydrolysis
Q. What type of reaction occurs when an alkene reacts with hydrogen in the presence of a catalyst?
  • A. Hydration
  • B. Hydrogenation
  • C. Halogenation
  • D. Oxidation
Q. What type of reaction occurs when an alkene reacts with hydrogen?
  • A. Hydration
  • B. Hydrogenation
  • C. Dehydrogenation
  • D. Halogenation
Q. What type of reaction occurs when an alkene reacts with water in the presence of an acid?
  • A. Hydrolysis
  • B. Dehydration
  • C. Hydrogenation
  • D. Halogenation
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