Major Competitive Exams MCQ & Objective Questions
Major Competitive Exams play a crucial role in shaping the academic and professional futures of students in India. These exams not only assess knowledge but also test problem-solving skills and time management. Practicing MCQs and objective questions is essential for scoring better, as they help in familiarizing students with the exam format and identifying important questions that frequently appear in tests.
What You Will Practise Here
Key concepts and theories related to major subjects
Important formulas and their applications
Definitions of critical terms and terminologies
Diagrams and illustrations to enhance understanding
Practice questions that mirror actual exam patterns
Strategies for solving objective questions efficiently
Time management techniques for competitive exams
Exam Relevance
The topics covered under Major Competitive Exams are integral to various examinations such as CBSE, State Boards, NEET, and JEE. Students can expect to encounter a mix of conceptual and application-based questions that require a solid understanding of the subjects. Common question patterns include multiple-choice questions that test both knowledge and analytical skills, making it essential to be well-prepared with practice MCQs.
Common Mistakes Students Make
Rushing through questions without reading them carefully
Overlooking the negative marking scheme in MCQs
Confusing similar concepts or terms
Neglecting to review previous years’ question papers
Failing to manage time effectively during the exam
FAQs
Question: How can I improve my performance in Major Competitive Exams?Answer: Regular practice of MCQs and understanding key concepts will significantly enhance your performance.
Question: What types of questions should I focus on for these exams?Answer: Concentrate on important Major Competitive Exams questions that frequently appear in past papers and mock tests.
Question: Are there specific strategies for tackling objective questions?Answer: Yes, practicing under timed conditions and reviewing mistakes can help develop effective strategies.
Start your journey towards success by solving practice MCQs today! Test your understanding and build confidence for your upcoming exams. Remember, consistent practice is the key to mastering Major Competitive Exams!
Q. Which of the following describes the relationship between frequency and pitch?
A.
Higher frequency means lower pitch
B.
Lower frequency means higher pitch
C.
Higher frequency means higher pitch
D.
Frequency has no effect on pitch
Show solution
Solution
Higher frequency corresponds to a higher pitch in sound.
Correct Answer:
C
— Higher frequency means higher pitch
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Q. Which of the following describes the relationship between pressure and volume of a gas at constant temperature?
A.
Charles's Law
B.
Boyle's Law
C.
Avogadro's Law
D.
Ideal Gas Law
Show solution
Solution
Boyle's Law states that the pressure of a gas is inversely proportional to its volume at constant temperature.
Correct Answer:
B
— Boyle's Law
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Q. Which of the following describes the term 'lattice energy'? (2023)
A.
Energy required to vaporize a solid
B.
Energy released when ions form a solid
C.
Energy required to melt a solid
D.
Energy required to break a solid into its constituent atoms
Show solution
Solution
Lattice energy is defined as the energy released when gaseous ions combine to form a solid ionic compound.
Correct Answer:
B
— Energy released when ions form a solid
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Q. Which of the following describes the term 'leading coefficient' in a polynomial?
A.
The coefficient of the term with the highest degree.
B.
The coefficient of the term with the lowest degree.
C.
The sum of all coefficients in the polynomial.
D.
The product of all coefficients in the polynomial.
Show solution
Solution
The leading coefficient is defined as the coefficient of the term with the highest degree in the polynomial.
Correct Answer:
A
— The coefficient of the term with the highest degree.
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Q. Which of the following describes viscosity?
A.
Resistance to flow
B.
Density of a fluid
C.
Surface tension
D.
Pressure exerted by a fluid
Show solution
Solution
Viscosity is a measure of a fluid's resistance to flow.
Correct Answer:
A
— Resistance to flow
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Q. Which of the following devices is based on the principle of a p-n junction? (2023)
A.
Resistor
B.
Capacitor
C.
LED
D.
Inductor
Show solution
Solution
A Light Emitting Diode (LED) is based on the principle of a p-n junction, emitting light when current flows through it.
Correct Answer:
C
— LED
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Q. Which of the following devices is based on the principle of semiconductors?
A.
Transformer
B.
Capacitor
C.
Transistor
D.
Inductor
Show solution
Solution
A transistor is a semiconductor device that can amplify or switch electronic signals and electrical power.
Correct Answer:
C
— Transistor
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Q. Which of the following devices operates on the principle of electromagnetic induction? (2019)
A.
Electric motor
B.
Generator
C.
Transformer
D.
All of the above
Show solution
Solution
All of the above devices operate on the principle of electromagnetic induction.
Correct Answer:
D
— All of the above
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Q. Which of the following devices uses electromagnetic induction? (2019)
A.
Electric motor
B.
Battery
C.
Resistor
D.
Capacitor
Show solution
Solution
An electric motor uses electromagnetic induction to convert electrical energy into mechanical energy.
Correct Answer:
A
— Electric motor
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Q. Which of the following devices uses the magnetic effects of current? (2023)
A.
Electric motor
B.
Battery
C.
Resistor
D.
Capacitor
Show solution
Solution
An electric motor operates based on the magnetic effects of current, converting electrical energy into mechanical energy.
Correct Answer:
A
— Electric motor
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Q. Which of the following devices uses the principle of electromagnetic induction? (2022)
A.
Transformer
B.
Resistor
C.
Capacitor
D.
Diode
Show solution
Solution
A transformer uses the principle of electromagnetic induction to transfer electrical energy between circuits.
Correct Answer:
A
— Transformer
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Q. Which of the following devices uses the principle of electromagnetism? (2019)
A.
Electric motor
B.
Thermometer
C.
Barometer
D.
Hydrometer
Show solution
Solution
An electric motor operates on the principle of electromagnetism, converting electrical energy into mechanical energy.
Correct Answer:
A
— Electric motor
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Q. Which of the following diatomic molecules has a bond order of 1?
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Solution
H2 has a bond order of 1, calculated as (2 bonding electrons - 0 antibonding electrons)/2 = 1.
Correct Answer:
C
— H2
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Q. Which of the following diatomic molecules has the highest bond order?
Show solution
Solution
N2 has the highest bond order of 3, while O2 has a bond order of 2 and F2 has a bond order of 1.
Correct Answer:
A
— N2
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Q. Which of the following directions is opposite to southeast?
A.
Northwest
B.
Southwest
C.
Northeast
D.
East
Show solution
Solution
The opposite of southeast is northwest.
Correct Answer:
A
— Northwest
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Q. Which of the following disasters is classified as a 'biological disaster'? (2020)
A.
Earthquake
B.
Flood
C.
Pandemic
D.
Tsunami
Show solution
Solution
A pandemic is classified as a biological disaster, as it involves the spread of infectious diseases affecting large populations.
Correct Answer:
C
— Pandemic
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Q. Which of the following disasters led to the establishment of the Federal Emergency Management Agency (FEMA) in the United States? (1927)
A.
Hurricane Andrew
B.
The Great Mississippi Flood
C.
The 9/11 attacks
D.
The Northridge Earthquake
Show solution
Solution
The Great Mississippi Flood of 1927 prompted the establishment of FEMA to improve disaster response and recovery efforts.
Correct Answer:
B
— The Great Mississippi Flood
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Q. Which of the following diseases is caused by a protozoan? (2023)
A.
Malaria
B.
Tuberculosis
C.
HIV/AIDS
D.
Hepatitis
Show solution
Solution
Malaria is caused by protozoan parasites of the genus Plasmodium.
Correct Answer:
A
— Malaria
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Q. Which of the following diseases is characterized by the destruction of insulin-producing cells? (2022)
A.
Type 1 Diabetes
B.
Type 2 Diabetes
C.
Hypertension
D.
Obesity
Show solution
Solution
Type 1 Diabetes is characterized by the autoimmune destruction of insulin-producing beta cells in the pancreas.
Correct Answer:
A
— Type 1 Diabetes
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Q. Which of the following diseases is characterized by the presence of a rash? (2019)
A.
Diabetes
B.
Measles
C.
Hypertension
D.
Asthma
Show solution
Solution
Measles is characterized by a distinctive rash along with other symptoms.
Correct Answer:
B
— Measles
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Q. Which of the following documents is considered the first written constitution in the world?
A.
The Magna Carta.
B.
The U.S. Constitution.
C.
The Constitution of Athens.
D.
The Articles of Confederation.
Show solution
Solution
The Constitution of Athens, attributed to Cleisthenes, is often considered the first written constitution in the world, establishing a framework for governance in ancient Athens.
Correct Answer:
C
— The Constitution of Athens.
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Q. Which of the following does not belong in the context of art?
A.
Impressionism
B.
Cubism
C.
Expressionism
D.
Algorithm
Show solution
Solution
'Algorithm' is a term from mathematics and computer science, while the others are styles of art.
Correct Answer:
D
— Algorithm
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Q. Which of the following does not belong in the context of global warming? (2023)
A.
Greenhouse gases
B.
Deforestation
C.
Renewable energy
D.
Ice melting
Show solution
Solution
Renewable energy is a solution to global warming, while the others contribute to the problem.
Correct Answer:
C
— Renewable energy
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Q. Which of the following does not belong in the context of healthy eating? (2023)
A.
Fruits
B.
Vegetables
C.
Processed Foods
D.
Whole Grains
Show solution
Solution
Processed Foods are generally considered unhealthy, while the others are staples of a healthy diet.
Correct Answer:
C
— Processed Foods
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Q. Which of the following does not belong in the context of technological advancement? (2022)
A.
Artificial Intelligence
B.
Blockchain Technology
C.
Quantum Computing
D.
Typewriter
Show solution
Solution
Typewriter is an outdated technology, while the others represent modern advancements.
Correct Answer:
D
— Typewriter
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Q. Which of the following does not belong to the group? (2019)
A.
Sodium
B.
Potassium
C.
Calcium
D.
Chlorine
Show solution
Solution
Chlorine is a non-metal, while the others are metals.
Correct Answer:
D
— Chlorine
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Q. Which of the following does not belong to the same category?
A.
Lion
B.
Tiger
C.
Elephant
D.
Cheetah
Show solution
Solution
Elephant is a herbivore, while the others are carnivores.
Correct Answer:
C
— Elephant
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Q. Which of the following does not fit in the context of a healthy lifestyle?
A.
Exercise
B.
Nutrition
C.
Sedentary
D.
Hydration
Show solution
Solution
'Sedentary' refers to a lifestyle with little or no physical activity, contrasting with the other options.
Correct Answer:
C
— Sedentary
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Q. Which of the following does not fit in the context of environmental conservation? (2021)
A.
Recycling
B.
Deforestation
C.
Sustainability
D.
Renewable energy
Show solution
Solution
Deforestation is detrimental to environmental conservation, while the others promote it.
Correct Answer:
B
— Deforestation
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Q. Which of the following does not fit in the context of the passage about climate change?
A.
Global warming
B.
Carbon footprint
C.
Deforestation
D.
Photosynthesis
Show solution
Solution
Photosynthesis is a biological process, while the others are related to environmental issues.
Correct Answer:
D
— Photosynthesis
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