How to Prepare for CBSE MCQ Exams. We covered How to Prepare for CBSE MCQ Exams along with some MCQs in this post for free so that you can practice well for the exam.
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These types of competitive MCQs appear in exams like SSC, Railway, Bank, Delhi Police, UPSSSC, UPSC (Pre), State PCS, CDS, NDA, Assistant Commandant, and other Competitive Examinations, etc.
We created all the competitive exam MCQs into several small posts on our website for your convenience.
You will get their respective links in the related posts section provided below.
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How to Prepare for CBSE MCQ Exams
Multiple Choice Questions (MCQs) have become a significant part of CBSE exams. Here’s a guide to help you ace them:
1. Understand the Syllabus Thoroughly:
- Identify Key Topics: Pinpoint the core concepts and formulas for each subject.
- Create a Study Plan: Allocate time for each topic based on its weightage and your understanding.
2. Build a Strong Foundation:
- Conceptual Clarity: Ensure you grasp the underlying principles of each topic.
- Practice Regularly: Solve problems consistently to reinforce your understanding.
- Review Notes: Regularly revisit your notes to solidify your knowledge.
3. Master the Art of Time Management:
- Practice Timed Tests: Simulate exam conditions to improve your speed and accuracy.
- Identify Time-Consuming Topics: Allocate extra time to these areas.
- Develop a Time-Management Strategy: Plan how you’ll allocate time to each section of the exam.
4. Develop Effective Study Techniques:
- Active Recall: Test yourself regularly to strengthen memory retention.
- Use Mnemonic Devices: Create memory aids to remember complex information.
- Visualize Concepts: Use diagrams and flowcharts to understand complex topics.
5. Practice with Past Year Papers and Mock Tests:
- Analyze Question Patterns: Identify recurring themes and question types.
- Identify Weak Areas: Focus on topics where you consistently make mistakes.
- Learn from Mistakes: Understand the reasons behind incorrect answers and avoid repeating them.
6. Effective Exam Strategies:
- Read Instructions Carefully: Understand the marking scheme and time allotted for each section.
- Manage Time Wisely: Allocate time to each question based on its difficulty level.
- Eliminate Incorrect Options: Use the process of elimination to narrow down your choices.
- Mark Answers Carefully: Avoid careless mistakes by double-checking your answers.
- Don’t Panic: Stay calm and focused during the exam.
Additional Tips:
- Stay Healthy: Prioritize sleep, nutrition, and exercise.
- Seek Clarification: Don’t hesitate to ask your teacher or classmates if you have doubts.
- Join Study Groups: Collaborate with peers to discuss concepts and solve problems together.
- Use Online Resources: Utilize online platforms for additional practice and study materials.
By following these strategies, you can significantly improve your performance in CBSE MCQ exams. Remember, consistent effort and smart study habits are key to success.
Here are some CBSE MCQs for Practice
A cross between a pea plant with white flowers (vv) and a pea plant with violet flowers (VV) resulted in F2 progeny. The ratio of violet (VV) and white (vv) flowers will be:
(a) 1 : 1
(b) 2 : 1
(c) 3 : 1
(d) 1 : 3
Option c – 3 : 1
The number of chromosomes in parents and offspring of a particular species undergoing sexual reproduction remain constant due to: ( How to Prepare for CBSE MCQ Exams )
(a) doubling of chromosomes after zygote formation.
(b) halving of chromosomes after zygote formation.
(c) doubling of chromosomes before gamete formation.
(d) halving of chromosomes at the time of gamete formation.
Option d – halving of chromosomes at the time of gamete formation
Which pair of sex chromosomes will determine a male?
(a) XO
(b) XX
(c) XY
(d) YY
Option c – XY
In an experiment with pea plants, a pure tall plant (TT) is crossed with a pure short plant (tt). The ratio of pure tall plants to pure short plants in the F₂ generation will be: ( How to Prepare for CBSE MCQ Exams )
(a) 1 : 3
(b) 3 : 1
(c) 1 : 1
(d) 2 : 1
Option c – 1 : 1
The maleness of a child is determined by:
(a) the X chromosome in the zygote
(b) the Y chromosome in the zygote
(c) the cytoplasm of the germ cell
(d) sex is determined by chance
Option b – the Y chromosome in the zygote
A zygote that has an X chromosome inherited from the father will develop into a: ( How to Prepare for CBSE MCQ Exams )
(a) boy
(b) girl
(c) X chromosome does not determine the sex of a child
(d) either boy or girl
Option b – girl
If a round, green-seeded pea plant (RRyy) is crossed with a wrinkled, yellow-seeded pea plant (rrYY), the seeds produced in the F1 generation are:
(a) round and green
(b) round and yellow
(c) wrinkled and green
(d) wrinkled and yellow
Option b – round and yellow
Which of the following decides the sex of the child? ( How to Prepare for CBSE MCQ Exams )
(a) male gamete, i.e., sperm
(b) female gamete, i.e., ovum
(c) both sperm and ovum
(d) mother
Option a – male gamete, i.e., sperm
Pure-bred pea plant A is crossed with pure-bred pea plant B. It is found that the plants that look like A do not appear in the F1 generation but re-emerge in the F2 generation. Which of the plants A and B are tall and dwarf?
(a) A are tall and B are dwarf.
(b) A are tall and B are also tall.
(c) A are dwarf and B are also dwarf.
(d) A are dwarf and B are tall.
Option d – A are dwarf and B are tall
In humans, if gene B gives brown eyes and gene b gives blue eyes, what will be the color of eyes of the persons having combinations (i) Bb and (ii) BB? ( How to Prepare for CBSE MCQ Exams )
(a) (i) Blue and (ii) Brown
(b) (i) Brown and (ii) Blue
(c) (i) Brown and (ii) Brown
(d) (i) Blue and (ii) Blue
Option c – (i) Brown and (ii) Brown
A cross between two individuals results in a ratio of 9 : 3 : 3 : 1 for four possible phenotypes of progeny. This is an example of a:
(a) Monohybrid cross
(b) Dihybrid cross
(c) Test cross
(d) F1 generation
Option b – Dihybrid cross
The exchange of genetic material takes place in: ( How to Prepare for CBSE MCQ Exams )
(a) vegetative reproduction
(b) asexual reproduction
(c) sexual reproduction
(d) budding
Option c – sexual reproduction
Two pink-colored flowers on crossing resulted in 1 red, 2 pink, and 1 white flower progeny. The nature of the cross will be:
(a) double fertilization
(b) self-pollination
(c) cross-fertilization
(d) no fertilization
Option c – cross-fertilization
Which of the following statements is incorrect? ( How to Prepare for CBSE MCQ Exams )
(a) For every hormone, there is a gene.
(b) For every protein, there is a gene.
(c) For the production of every enzyme, there is a gene.
(d) For every molecule of fat, there is a gene.
Option d – For every molecule of fat, there is a gene
A cross between a tall pea plant (TT) and a short pea plant (tt) resulted in progenies that were all tall plants because:
(a) tallness is the recessive trait.
(b) shortness is the dominant trait.
(c) height of the pea plant is not governed by gene T or t.
(d) tallness is the dominant trait.
Option d – tallness is the dominant trait
The number of pairs of sex chromosomes in the zygote of a human being is: ( How to Prepare for CBSE MCQ Exams )
(a) 2
(b) 3
(c) 1
(d) 4
Option c – 1
A zygote that has an X chromosome inherited from the father will develop into a:
(a) girl
(b) boy
(c) either boy or girl
(d) X chromosome does not influence the sex of a child.
Option a – girl
A man with blood group A marries a woman having blood group O. What will be the blood group of the child? ( How to Prepare for CBSE MCQ Exams )
(a) O only
(b) A only
(c) AB
(d) Equal chance of acquiring blood group A or blood group O
Option d – Equal chance of acquiring blood group A or blood group O
What does the progeny of a tall plant with round seeds and a short plant with wrinkled seeds look like?
(a) All are tall with round seeds.
(b) All are short with round seeds.
(c) All are tall with wrinkled seeds.
(d) All are short with wrinkled seeds.
Option a – All are tall with round seeds
The sounds having a frequency of 20 Hz to 20,000 Hz are: ( How to Prepare for CBSE MCQ Exams )
(a) Infrasonic
(b) Ultrasonic
(c) Hypersonic
(d) Audible sounds
Option d – Audible sounds
The mercury and sodium street lamps light up because of:
(a) Atomic emission
(b) Electron emission
(c) Atomic absorption
(d) Electron absorption
Option b – Electron emission
An air bubble in water will act like a: ( How to Prepare for CBSE MCQ Exams )
(a) Concave mirror
(b) Concave lens
(c) Convex mirror
(d) Convex lens
Option b – Concave lens
When a mirror is rotated by an angle θ, the reflected ray will rotate by:
(a) θ
(b) θ/2
(c) 2θ
(d) θ/4
Option c – 2θ
The magnifying power of the objective and eyepiece of a compound microscope are m1 and m2. The magnifying power of the microscope will be: ( How to Prepare for CBSE MCQ Exams )
(a) m1+m2
(b) m1- m2
(c) m1⋅m2
(d) m1/m2
Option c – m1⋅m2
Radar is used to:
(a) Locate geostationary satellites
(b) Detect and locate distant objects
(c) Receive signals from radio receivers
(d) Locate submerged submarines
Option b – Detect and locate distant objects
A plane glass slab is kept over colored letters. The letter which appears least raised is:
(a) Red
(b) Blue
(c) Violet
(d) Green
Option c – Violet
Which of the following reflects back more sunlight?
(a) Paddy cropland
(b) Grasslands
(c) Sand desert
(d) Land covered with fresh snow
Option d – Land covered with fresh snow
The lowest temperature is recorded by:
(a) Alcohol thermometer
(b) Mercurial thermometer
(c) Minimum reading thermometer
(d) Maximum reading thermometer
Option c – Minimum reading thermometer
In a vacuum, the speed of light:
(a) Depends on its frequency
(b) Depends on its intensity
(c) Depends on its wavelength
(d) Neither depends on wavelength, frequency, nor intensity
Option d – Neither depends on wavelength, frequency, nor intensity
X-rays were discovered by:
(a) Curie
(b) Van Lane
(c) Roentgen
(d) Becquerel
Option c – Roentgen
Sound moves with higher velocity if:
(a) Humidity of the medium increases
(b) Pressure of the medium is decreased
(c) Temperature of the medium is increased
(d) Both (a) and (c)
Option a – Humidity of the medium increases
A nuclear reactor harnesses nuclear energy by:
(a) Spontaneous fission
(b) Nuclear fusion
(c) Controlled chain reaction
(d) Uncontrolled chain reaction
Option c – Controlled chain reaction
Magnetic, electrostatic, and gravitational forces come under the category of:
(a) Contact forces
(b) Non-contact forces
(c) Frictional forces
(d) Non-frictional forces
Option c – Frictional forces
The value of which one of the following quantities remains the same in all systems of units?
(a) Pressure
(b) Density
(c) Specific gravity
(d) Acceleration due to gravity
Option c – Specific gravity
Which one of the following is not a result of surface tension?
(a) Capillary rise
(b) Flow of liquid
(c) Nearly spherical drop of rain
(d) Removal of dirt by soap or detergent
Option b – Flow of liquid
A real gas can be liquefied by the application of pressure when its temperature is:
(a) At the Boyle temperature
(b) At the critical temperature
(c) Above the room temperature
(d) Above the inversion temperature
Option b – At the critical temperature
The circuit element where the impressed voltage is always in phase with the resulting current is:
(a) An ideal coil
(b) An ideal capacitor
(c) An ideal transformer
(d) An ideal resistor
Option d – An ideal resistor
The product of conductivity and resistivity of a conductor:
(a) Depends on pressure applied
(b) Is the same for all conductors
(c) Depends on the current flowing through the conductor
(d) Varies from conductor to conductor
Option b – Is the same for all conductors
Particles that can be added to the nucleus of an atom without changing its chemical properties are:
(a) Protons
(b) Electrons
(c) Neutrons
(d) α-particles
Option c – Neutrons
An intrinsic semiconductor at absolute zero temperature is a:
(a) Good conductor
(b) Perfect insulator
(c) Superconductor
(d) None of these
Option b – Perfect insulator
The process of emission of electrons from metal by UV rays is:
(a) Field emission
(b) Thermionic emission
(c) Secondary emission
(d) Photoelectric emission
Option d – Photoelectric emission
Which one of the following has the highest frequency?
(a) Microwave
(b) X-rays
(c) Cosmic rays
(d) Radio waves
Option c – Cosmic rays
When X-rays are produced, then:
(a) Heat is produced on the target
(b) Heat is absorbed by the target
(c) A luminous light is seen on the target
(d) Temperature of the target remains constant
Option d – Temperature of the target remains constant
To open a door easily, the handle should be fixed:
(a) Away from the mid-point opposite to hinges
(b) Near the hinges
(c) In the middle
(d) None of these
Option d – None of these
What is a neuron?
(a) Particle released during radioactivity
(b) The anti-particle of a neutron
(c) Basic unit of the nervous system
(d) Basic unit of energy
Option c – Basic unit of the nervous system
The device used for measuring the wavelength of X-rays is:
(a) Mass spectrometer
(b) Bragg spectrometer
(c) Cyclotron
(d) G.M. Counter
Option c – Cyclotron
Light scattering takes place in:
(a) Acidic solutions
(b) Basic solutions
(c) Colloidal solutions
(d) Electrolyte solutions
Option c – Colloidal solutions
The outside of cooking utensils is generally left black from below because:
(a) It is difficult to clean them daily
(b) Black surface is a good absorber of heat
(c) Black surface is a poor conductor of heat
(d) Black surface is a good conductor of heat
Option b – Black surface is a good absorber of heat
Solids which conduct electricity at higher temperatures but not at lower temperatures are called:
(a) Insulator
(b) Superconductor
(c) Semiconductor
(d) Metallic conductor
Option c – Semiconductor
A television channel is characterized by:
(a) Velocity of transmitted signal
(b) Frequency of transmitted signal
(c) Size of the picture tube
(d) Physical dimension of the television
Option b – Frequency of transmitted signal
The quality of a musical note depends upon:
(a) Its frequency
(b) Its amplitude
(c) The wave velocity
(d) The harmonic content
Option d – The harmonic content
Which one of the following types of glass can cut off ultraviolet rays?
(a) Pyrex glass
(b) Jena glass
(c) Soda glass
(d) Crookes glass
Option d – Crookes glass
Which of the following criteria is used for any metal to be used as a cooking material?
(a) Less thermal conductivity
(b) More thermal conductivity
(c) More specific heat
(d) Less electrical conductivity
Option a – Less thermal conductivity
For which of the following substances does the resistance decrease with an increase in temperature?
(a) Copper
(b) Platinum
(c) Nichrome
(d) Pure silicon
Option c – Nichrome
Persistence of vision is the principle behind:
(a) Cinema
(b) Camera
(c) Binocular
(d) Periscope
Option a – Cinema
Humans perceive sound vibrations in the frequency ranges of:
(a) 0-5 Hz
(b) 6-10 Hz
(c) 11-15 Hz
(d) 20-20000 Hz
Option d – 20-20000 Hz
The earth is a:
(a) Good absorber and good radiator of heat
(b) Bad absorber and bad radiator of heat
(c) Good reflector of heat
(d) Non-radiator of heat
Option a – Good absorber and good radiator of heat
A radioactive substance does not undergo any change in mass or charge during:
(a) Oxidation
(b) Alpha emission
(c) Beta emission
(d) Gamma emission
Option d – Gamma emission
Water is not suitable as a calorimetric substance because it:
(a) Has a high boiling point
(b) Is a good conductor
(c) Has high specific heat
(d) Has low latent heat of vaporization
Option c – Has high specific heat
When a strong beam of light is passed through a colloidal solution, the light will:
(a) Be absorbed
(b) Be reflected
(c) Be scattered
(d) Pass unchanged
Option c – Be scattered
Materials for rainproof coats and tents owe their waterproof properties to:
(a) Elasticity
(b) Viscosity
(c) Specific gravity
(d) Surface tension
Option d – Surface tension
The full form of CFL used in place of electric bulbs is:
(a) Compact fluorescent lamp
(b) Closed filament lamp
(c) Constantan filament lamp
(d) Closed fluorescent
Option a – Compact fluorescent lamp
When hot liquid is poured into a thick glass tumbler, it cracks because glass:
(a) Has a very low specific heat
(b) Has low temperature coefficient of expansion
(c) Has high temperature coefficient of expansion
(d) Is a bad conductor of heat, so only the inner surface expands
Option d – Is a bad conductor of heat, so only the inner surface expands
We covered How to Prepare for CBSE MCQ Exams and also provided some CBSE MCQs above in this post for free so that you can practice well for the exam.
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