Class 9 Science Most Repeated MCQS

                Class 9 Science Most  Repeated MCQS


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Looking for the most important and frequently asked MCQs from Class 9 Science? Our curated list of Class 9 Science Most Repeated MCQs is the ultimate resource for students preparing for school exams and competitive tests. These multiple-choice questions are based on the latest syllabus and exam patterns, covering chapters like Matter, Atoms & Molecules, Motion, Force, and more.

Boost your exam preparation with these high-yield questions, ideal for quick revision and self-assessment. Whether you're aiming to score high in school exams or build a strong foundation for future competitive exams, these MCQs will help you practice smartly and effectively.

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    Boost your exam preparation with these most important and frequently asked Class 9 Science MCQs. These objective questions are based on the latest CBSE Class 9 Science syllabus and ideal for quick revision before exams.

    Chapter 1: Matter in Our Surroundings – Class 9 Science MCQs

    1. Which state of matter has a definite volume but no definite shape?
      a) Solid
      b) Liquid
      c) Gas
      d) Plasma
      Answer: b) Liquid

    2. The temperature at which a solid changes into liquid is called:
      a) Boiling point
      b) Condensation point
      c) Melting point
      d) Freezing point
      Answer: c) Melting point

    Chapter 2: Is Matter Around Us Pure – Class 9 Science Objective Questions

    1. Which of the following is a pure substance?
      a) Air
      b) Milk
      c) Iron
      d) Salt solution
      Answer: c) Iron

    2. Tyndall effect is shown by:
      a) True solution
      b) Colloid
      c) Suspension
      d) Both b and c
      Answer: d) Both b and c

    Chapter 5: The Fundamental Unit of Life – Most Repeated Class 9 Science MCQs

    1. The basic unit of life is:
      a) Atom
      b) Cell
      c) Tissue
      d) Organ
      Answer: b) Cell

    2. Which cell organelle is known as the powerhouse of the cell?
      a) Golgi body
      b) Ribosome
      c) Mitochondria
      d) Lysosome
      Answer: c) Mitochondria

    Chapter 6: Tissues – Important MCQs for Class 9 Science

    1. Which of the following is a connective tissue?
      a) Muscle
      b) Blood
      c) Nerve
      d) Skin
      Answer: b) Blood

    2. Which plant tissue helps in the growth of plants?
      a) Parenchyma
      b) Collenchyma
      c) Meristematic
      d) Sclerenchyma
      Answer: c) Meristematic

    Chapter 8: Motion – Class 9 Physics MCQs

    1. SI unit of acceleration is:
      a) m/s
      b) m/s²
      c) km/hr
      d) cm/s
      Answer: b) m/s²

    2. The slope of a velocity-time graph represents:
      a) Distance
      b) Displacement
      c) Acceleration
      d) Speed
      Answer: c) Acceleration

    Chapter 10: Gravitation – Frequently Asked MCQs

    1. Value of acceleration due to gravity on Earth is:
      a) 8.9 m/s²
      b) 10 m/s²
      c) 9.8 m/s²
      d) 6.67 x 10⁻¹¹ m/s²
      Answer: c) 9.8 m/s²

    2. Which force is responsible for the falling of objects to the ground?
      a) Magnetic
      b) Frictional
      c) Electrostatic
      d) Gravitational
      Answer: d) Gravitational

    Chapter 13: Why Do We Fall Ill – CBSE Class 9 Science Quiz

    1. The disease-causing organisms are called:
      a) Vectors
      b) Pathogens
      c) Hosts
      d) Toxins
      Answer: b) Pathogens

    2. Which one of the following is a chronic disease?
      a) Cold
      b) Cough
      c) Malaria
      d) Tuberculosis
      Answer: d) Tuberculosis

    Conclusion

    These most repeated Class 9 Science MCQs with answers help students revise key concepts from Physics, Chemistry, and Biology. For best results, practice these Class 9 Science objective questions regularly and test yourself with CBSE Science quiz for Class 9.

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    Great! Let's continue with more Class 9 Science Most Repeated MCQs from the remaining important chapters. These are perfect for students preparing for CBSE Class 9 Science exams, school tests, and objective-type question practice.

    Chapter 11: Work and Energy – Most Repeated Class 9 Science MCQs

    1. Which of the following is the correct unit of work?
      a) Watt
      b) Newton
      c) Joule
      d) Calorie
      Answer: c) Joule

    2. Work is said to be done when:
      a) There is displacement
      b) Force is applied
      c) No motion occurs
      d) Both force and displacement occur in the same direction
      Answer: d) Both force and displacement occur in the same direction

    3. What type of energy is possessed by a moving body?
      a) Potential energy
      b) Chemical energy
      c) Kinetic energy
      d) Heat energy
      Answer: c) Kinetic energy

    Chapter 12: Sound – Objective Questions for Class 9 Science

    1. The speed of sound is highest in:
      a) Air
      b) Water
      c) Iron
      d) Vacuum
      Answer: c) Iron

    2. Sound cannot travel through:
      a) Solids
      b) Liquids
      c) Gases
      d) Vacuum
      Answer: d) Vacuum

    3. The unit of frequency is:
      a) Decibel
      b) Newton
      c) Hertz
      d) Joule
      Answer: c) Hertz

    Chapter 14: Natural Resources – Important MCQs for Class 9 Science

    1. The most abundant gas in the Earth’s atmosphere is:
      a) Oxygen
      b) Nitrogen
      c) Carbon dioxide
      d) Hydrogen
      Answer: b) Nitrogen

    2. The process of converting atmospheric nitrogen into usable form by bacteria is called:
      a) Nitrogen fixation
      b) Nitrification
      c) Ammonification
      d) Denitrification
      Answer: a) Nitrogen fixation

    Chapter 15: Improvement in Food Resources – CBSE Class 9 Science MCQs

    1. Which one is a rabi crop?
      a) Paddy
      b) Maize
      c) Wheat
      d) Jowar
      Answer: c) Wheat

    2. Which among the following is not a method of irrigation?
      a) Drip
      b) Sprinkler
      c) Furrow
      d) Combustion
      Answer: d) Combustion

    3. Hybridisation is:
      a) Mixing of fertilizers
      b) Breeding of two different varieties
      c) Weeding
      d) Use of pesticides
      Answer: b) Breeding of two different varieties

    ✅ Bonus Tips for Class 9 Science Exam Preparation:

    • Focus on NCERT textbook and exercises.

    • Practice previous year question papers.

    • Revise Class 9 Science MCQs regularly for accuracy and speed.

    • Attempt chapter-wise CBSE Science quizzes for self-assessment.

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