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 method for evaluating resource allocation effectiveness?
A.
Cost-benefit analysis.
B.
Random sampling.
C.
Qualitative assessments only.
D.
Ignoring past performance data.
Show solution
Solution
Cost-benefit analysis is a common method used to evaluate the effectiveness of resource allocation, making option 0 the correct choice.
Correct Answer:
A
— Cost-benefit analysis.
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Q. Which of the following is a common method for gene transfer in plants?
A.
Microinjection
B.
Agrobacterium-mediated transformation
C.
Electroporation
D.
Lipofection
Show solution
Solution
Agrobacterium-mediated transformation is a widely used method for gene transfer in plants.
Correct Answer:
B
— Agrobacterium-mediated transformation
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Q. Which of the following is a common method for inter-process communication?
A.
Mutexes
B.
Semaphores
C.
Pipes
D.
All of the above
Show solution
Solution
All of the options listed (mutexes, semaphores, and pipes) are common methods for inter-process communication.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common method for preventing deadlocks?
A.
Resource allocation graph
B.
Banker's algorithm
C.
Priority inversion
D.
Starvation
Show solution
Solution
The Banker's algorithm is a deadlock avoidance method that allocates resources based on safe states.
Correct Answer:
B
— Banker's algorithm
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Q. Which of the following is a common method for producing transgenic plants? (2022)
A.
Microinjection
B.
Agrobacterium-mediated transformation
C.
Somatic cell nuclear transfer
D.
CRISPR-Cas9
Show solution
Solution
Agrobacterium-mediated transformation is a widely used method for producing transgenic plants by transferring genes into plant cells.
Correct Answer:
B
— Agrobacterium-mediated transformation
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Q. Which of the following is a common method for resolving disputes in partnerships?
A.
Public litigation
B.
Mediation or arbitration
C.
Ignoring the issue
D.
Dissolving the partnership immediately
Show solution
Solution
Mediation or arbitration is a common method for resolving disputes in partnerships.
Correct Answer:
B
— Mediation or arbitration
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Q. Which of the following is a common method for synthesizing aromatic compounds?
A.
Friedel-Crafts alkylation
B.
Hydrogenation
C.
Dehydration
D.
Oxidation
Show solution
Solution
Friedel-Crafts alkylation is a common method used to synthesize aromatic compounds by introducing alkyl groups onto the aromatic ring.
Correct Answer:
A
— Friedel-Crafts alkylation
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Q. Which of the following is a common method for the preparation of haloalkanes? (2022)
A.
Hydrolysis of alcohols
B.
Halogenation of alkanes
C.
Dehydrohalogenation
D.
Reduction of ketones
Show solution
Solution
Halogenation of alkanes is a common method for preparing haloalkanes, where alkanes react with halogens in the presence of UV light.
Correct Answer:
B
— Halogenation of alkanes
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Q. Which of the following is a common method for the synthesis of aromatic compounds?
A.
Hydrogenation
B.
Dehydrogenation
C.
Electrophilic substitution
D.
Nucleophilic addition
Show solution
Solution
Electrophilic substitution is a common method for synthesizing aromatic compounds by introducing new substituents onto the aromatic ring.
Correct Answer:
C
— Electrophilic substitution
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Q. Which of the following is a common method to measure surface area of adsorbents? (2019)
A.
TGA
B.
BET method
C.
DSC
D.
XRD
Show solution
Solution
The BET method (Brunauer-Emmett-Teller) is commonly used to measure the surface area of adsorbents.
Correct Answer:
B
— BET method
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Q. Which of the following is a common method to measure the surface area of adsorbents?
A.
TGA
B.
BET method
C.
XRD
D.
FTIR
Show solution
Solution
The BET method (Brunauer-Emmett-Teller) is commonly used to measure the surface area of adsorbents.
Correct Answer:
B
— BET method
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Q. Which of the following is a common method to measure the surface area of an adsorbent?
A.
TGA
B.
BET method
C.
XRD
D.
FTIR
Show solution
Solution
The BET method (Brunauer-Emmett-Teller) is commonly used to measure the surface area of adsorbents.
Correct Answer:
B
— BET method
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Q. Which of the following is a common method to prevent deadlocks?
A.
Resource allocation graph
B.
Priority scheduling
C.
Thread pooling
D.
Memory paging
Show solution
Solution
Using a resource allocation graph can help in detecting and preventing deadlocks by showing the allocation and request of resources.
Correct Answer:
A
— Resource allocation graph
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Q. Which of the following is a common oxidation state of Chromium?
A.
+2
B.
+3
C.
+6
D.
All of the above
Show solution
Solution
Chromium can exhibit multiple oxidation states including +2, +3, and +6.
Correct Answer:
D
— All of the above
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Q. Which of the following is a common oxidation state of gold? (2023)
Show solution
Solution
Gold commonly exhibits oxidation states of +1 and +3, with +3 being the most stable.
Correct Answer:
C
— +3
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Q. Which of the following is a common oxidation state of iron? (2023)
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Solution
Iron commonly exhibits oxidation states of +2 and +3, with +3 being more prevalent in compounds.
Correct Answer:
C
— +3
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Q. Which of the following is a common oxidation state of manganese? (2022)
Show solution
Solution
Manganese commonly exhibits an oxidation state of +2.
Correct Answer:
B
— +2
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Q. Which of the following is a common oxidizing agent?
A.
H2O2
B.
NaCl
C.
CH4
D.
C6H12O6
Show solution
Solution
Hydrogen peroxide (H2O2) is a well-known oxidizing agent.
Correct Answer:
A
— H2O2
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Q. Which of the following is a common pitfall in team formation that can hinder success?
A.
Diverse skill sets
B.
Lack of clear objectives
C.
Open communication
D.
Defined roles
Show solution
Solution
A lack of clear objectives can hinder team success as it creates confusion and misalignment among team members.
Correct Answer:
B
— Lack of clear objectives
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Q. Which of the following is a common pitfall in team formation?
A.
Encouraging open communication
B.
Ignoring individual differences
C.
Setting clear objectives
D.
Fostering a collaborative environment
Show solution
Solution
Ignoring individual differences can lead to misunderstandings and conflict within the team.
Correct Answer:
B
— Ignoring individual differences
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Q. Which of the following is a common pitfall to avoid when writing an essay for the UPSC Mains?
A.
Using personal anecdotes
B.
Overgeneralizing arguments
C.
Incorporating diverse viewpoints
D.
Maintaining a formal tone
Show solution
Solution
Overgeneralizing arguments can weaken the essay by making it less specific and failing to address the nuances of the topic.
Correct Answer:
B
— Overgeneralizing arguments
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Q. Which of the following is a common preservative in food? (2019)
A.
Sodium benzoate
B.
Ethanol
C.
Acetic acid
D.
Benzene
Show solution
Solution
Sodium benzoate is widely used as a food preservative to prevent spoilage.
Correct Answer:
A
— Sodium benzoate
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Q. Which of the following is a common preservative used in food?
A.
Sodium chloride
B.
Sodium benzoate
C.
Sucrose
D.
Vinegar
Show solution
Solution
Sodium benzoate is commonly used as a preservative to inhibit the growth of bacteria and fungi.
Correct Answer:
B
— Sodium benzoate
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Q. Which of the following is a common property of group 14 elements?
A.
They are all gases
B.
They can form multiple oxidation states
C.
They are all nonmetals
D.
They have low melting points
Show solution
Solution
Group 14 elements can exhibit multiple oxidation states, such as +4 and +2.
Correct Answer:
B
— They can form multiple oxidation states
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Q. Which of the following is a common property of halogens? (2023)
A.
They are all gases at room temperature
B.
They have low electronegativity
C.
They form diatomic molecules
D.
They are metals
Show solution
Solution
Halogens commonly exist as diatomic molecules (e.g., Cl2, F2).
Correct Answer:
C
— They form diatomic molecules
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Q. Which of the following is a common reason for a partnership to fail? (2023)
A.
Lack of a formal agreement
B.
High levels of initial investment
C.
Strong communication among partners
D.
Shared vision for the business
Show solution
Solution
A lack of a formal agreement can lead to misunderstandings and conflicts, often resulting in the failure of the partnership.
Correct Answer:
A
— Lack of a formal agreement
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Q. Which of the following is a common reason for conflicts in partnerships?
A.
Clear communication
B.
Shared goals
C.
Differing visions for the business
D.
Equal profit sharing
Show solution
Solution
Conflicts often arise from differing visions for the business, which can lead to disagreements among partners.
Correct Answer:
C
— Differing visions for the business
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Q. Which of the following is a common reason for partners to enter into a partnership?
A.
To avoid paying taxes
B.
To share risks and responsibilities
C.
To limit their business exposure
D.
To eliminate competition
Show solution
Solution
Partners often enter into partnerships to share risks and responsibilities associated with running a business.
Correct Answer:
B
— To share risks and responsibilities
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Q. Which of the following is a common respiratory disease characterized by inflammation of the airways? (2022)
A.
Asthma
B.
Pneumonia
C.
Tuberculosis
D.
Emphysema
Show solution
Solution
Asthma is a chronic condition that causes inflammation and narrowing of the airways, leading to difficulty in breathing.
Correct Answer:
A
— Asthma
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Q. Which of the following is a common side effect of antibiotics? (2019)
A.
Nausea
B.
Headache
C.
Diarrhea
D.
All of the above
Show solution
Solution
Antibiotics can cause a range of side effects, including nausea, headache, and diarrhea.
Correct Answer:
D
— All of the above
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