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 is a common source of dietary fiber? (2020)
A.
Meat
B.
Dairy
C.
Fruits
D.
Oils
Show solution
Solution
Fruits are a common source of dietary fiber, which is important for digestive health.
Correct Answer:
C
— Fruits
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Q. Which of the following is a common source of omega-3 fatty acids? (2022)
A.
Olive oil
B.
Fish oil
C.
Butter
D.
Coconut oil
Show solution
Solution
Fish oil is a rich source of omega-3 fatty acids, which are important for heart health and brain function.
Correct Answer:
B
— Fish oil
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Q. Which of the following is a common source of random error in measurements? (2022)
A.
Calibration errors
B.
Environmental changes
C.
Instrument defects
D.
Systematic bias
Show solution
Solution
Environmental changes can cause variations in measurements, leading to random errors.
Correct Answer:
B
— Environmental changes
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Q. Which of the following is a common source of random error? (2023)
A.
Instrument calibration
B.
Environmental conditions
C.
Human reaction time
D.
Systematic bias
Show solution
Solution
Human reaction time can introduce variability in measurements, leading to random errors.
Correct Answer:
C
— Human reaction time
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Q. Which of the following is a common symptom of chronic obstructive pulmonary disease (COPD)? (2023)
A.
Coughing
B.
Fever
C.
Nausea
D.
Headache
Show solution
Solution
Coughing is a common symptom of COPD, often accompanied by mucus production and difficulty breathing.
Correct Answer:
A
— Coughing
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Q. Which of the following is a common symptom of diabetes? (2019)
A.
Increased thirst
B.
Skin rash
C.
Headache
D.
Nausea
Show solution
Solution
Increased thirst is a common symptom of diabetes due to high blood sugar levels.
Correct Answer:
A
— Increased thirst
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Q. Which of the following is a common symptom of influenza? (2019)
A.
High fever
B.
Skin rash
C.
Nausea
D.
Joint pain
Show solution
Solution
High fever is a common symptom of influenza, along with other symptoms like cough and body aches.
Correct Answer:
A
— High fever
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Q. Which of the following is a common symptom of pregnancy? (2020)
A.
Increased appetite
B.
Weight loss
C.
Frequent headaches
D.
Nausea
Show solution
Solution
Nausea, often referred to as morning sickness, is a common symptom experienced during early pregnancy.
Correct Answer:
D
— Nausea
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Q. Which of the following is a common symptom of sexually transmitted infections? (2019)
A.
Headache
B.
Fever
C.
Unusual discharge
D.
Nausea
Show solution
Solution
Unusual discharge is a common symptom associated with many sexually transmitted infections.
Correct Answer:
C
— Unusual discharge
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Q. Which of the following is a common symptom of STIs? (2019)
A.
Headache
B.
Fever
C.
Unusual discharge
D.
Nausea
Show solution
Solution
Unusual discharge is a common symptom associated with many sexually transmitted infections.
Correct Answer:
C
— Unusual discharge
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Q. Which of the following is a common test for the presence of aromatic compounds?
A.
Bromine water test
B.
Baeyer test
C.
Tollen's test
D.
Benzene test
Show solution
Solution
The bromine water test can be used to detect unsaturation; however, aromatic compounds do not react with bromine water, indicating their stability.
Correct Answer:
A
— Bromine water test
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Q. Which of the following is a common use of aspirin in everyday life?
A.
Pain relief
B.
Antibiotic
C.
Antidepressant
D.
Antihistamine
Show solution
Solution
Aspirin is widely used for pain relief due to its analgesic properties.
Correct Answer:
A
— Pain relief
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Q. Which of the following is a common use of aspirin?
A.
Pain relief
B.
Antibiotic
C.
Antidepressant
D.
Antihistamine
Show solution
Solution
Aspirin is commonly used for pain relief and to reduce inflammation.
Correct Answer:
A
— Pain relief
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Q. Which of the following is a common use of bacteria in agriculture? (2023)
A.
Pesticides
B.
Fertilizers
C.
Nitrogen fixation
D.
All of the above
Show solution
Solution
Bacteria are used in agriculture for various purposes, including as pesticides, fertilizers, and for nitrogen fixation.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common use of caffeine? (2020)
A.
Pain reliever
B.
Stimulant
C.
Antiseptic
D.
Antibiotic
Show solution
Solution
Caffeine is primarily used as a stimulant to increase alertness and reduce fatigue.
Correct Answer:
B
— Stimulant
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Q. Which of the following is a common use of chlorine in everyday life?
A.
Disinfecting water
B.
Flavoring food
C.
Coloring hair
D.
Preserving meat
Show solution
Solution
Chlorine is commonly used to disinfect drinking water, making it safe for consumption.
Correct Answer:
A
— Disinfecting water
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Q. Which of the following is a common use of citric acid? (2022)
A.
Flavoring agent
B.
Preservative
C.
Cleaning agent
D.
All of the above
Show solution
Solution
Citric acid is widely used as a flavoring agent, preservative, and cleaning agent, showcasing its multifunctional properties.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common use of ethanol in everyday life?
A.
Fuel
B.
Antiseptic
C.
Solvent
D.
All of the above
Show solution
Solution
Ethanol is used as a fuel, antiseptic, and solvent, making it versatile in everyday applications.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common use of ethanol?
A.
Fuel
B.
Antiseptic
C.
Solvent
D.
All of the above
Show solution
Solution
Ethanol is widely used as a fuel, antiseptic, and solvent, making it versatile in everyday applications.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common use of glycerol in food? (2021)
A.
Sweetener
B.
Preservative
C.
Thickening agent
D.
All of the above
Show solution
Solution
Glycerol is used in food as a sweetener, preservative, and thickening agent, making it versatile in food applications.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common use of glycerol? (2023)
A.
Preservative
B.
Moisturizer
C.
Sweetener
D.
All of the above
Show solution
Solution
Glycerol is used as a preservative, moisturizer, and sweetener in various products.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common use of hydrogen peroxide in households?
A.
Disinfectant
B.
Bleach
C.
Antiseptic
D.
All of the above
Show solution
Solution
Hydrogen peroxide is used as a disinfectant, bleach, and antiseptic in various household applications.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common use of hydrogen peroxide?
A.
Disinfectant
B.
Bleach
C.
Antiseptic
D.
All of the above
Show solution
Solution
Hydrogen peroxide is used as a disinfectant, bleach, and antiseptic.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common use of ketones?
A.
Solvents
B.
Preservatives
C.
Fragrances
D.
All of the above
Show solution
Solution
Ketones are commonly used as solvents, preservatives, and fragrances.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common use of microbes in agriculture? (2023)
A.
Pesticides
B.
Fertilizers
C.
Biopesticides
D.
All of the above
Show solution
Solution
Microbes are used in agriculture for various purposes, including biopesticides and fertilizers.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common use of phenol? (2022)
A.
Disinfectant
B.
Food preservative
C.
Flavoring agent
D.
Coloring agent
Show solution
Solution
Phenol is widely used as a disinfectant due to its antimicrobial properties.
Correct Answer:
A
— Disinfectant
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Q. Which of the following is a common use of polyethylene?
A.
Insulation for wires
B.
Packaging materials
C.
Automobile parts
D.
Textiles
Show solution
Solution
Polyethylene is widely used in packaging materials due to its flexibility and durability.
Correct Answer:
B
— Packaging materials
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Q. Which of the following is a common use of polyvinyl chloride (PVC)?
A.
Food packaging
B.
Electrical insulation
C.
Clothing
D.
Automobile tires
Show solution
Solution
Polyvinyl chloride (PVC) is commonly used in electrical insulation and construction materials.
Correct Answer:
B
— Electrical insulation
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Q. Which of the following is a common use of probiotics? (2023)
A.
To treat infections
B.
To improve gut health
C.
To cause diseases
D.
To produce antibiotics
Show solution
Solution
Probiotics are beneficial bacteria that help improve gut health and can prevent infections.
Correct Answer:
B
— To improve gut health
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Q. Which of the following is a common use of PVC?
A.
Clothing
B.
Pipes
C.
Food packaging
D.
Adhesives
Show solution
Solution
PVC (Polyvinyl Chloride) is commonly used in the production of pipes due to its durability and resistance to corrosion.
Correct Answer:
B
— Pipes
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