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 biomolecule is primarily used for energy in living organisms? (2019)
A.
Proteins
B.
Carbohydrates
C.
Nucleic acids
D.
Lipids
Show solution
Solution
Carbohydrates are the primary source of energy for living organisms.
Correct Answer:
B
— Carbohydrates
Learn More →
Q. Which biomolecule is primarily used for energy storage in animals?
A.
Glycogen
B.
Cellulose
C.
Chitin
D.
Starch
Show solution
Solution
Glycogen is the primary energy storage molecule in animals.
Correct Answer:
A
— Glycogen
Learn More →
Q. Which biomolecule is responsible for storing genetic information? (2023)
A.
Proteins
B.
Lipids
C.
Carbohydrates
D.
Nucleic acids
Show solution
Solution
Nucleic acids, such as DNA and RNA, are responsible for storing and transmitting genetic information.
Correct Answer:
D
— Nucleic acids
Learn More →
Q. Which biomolecule is responsible for storing genetic information? (2023) 2023
A.
Proteins
B.
Lipids
C.
Carbohydrates
D.
Nucleic acids
Show solution
Solution
Nucleic acids, such as DNA and RNA, are responsible for storing and transmitting genetic information.
Correct Answer:
D
— Nucleic acids
Learn More →
Q. Which biomolecule is used for energy storage in animals?
A.
Glycogen
B.
Cellulose
C.
Starch
D.
Chitin
Show solution
Solution
Glycogen is the primary form of energy storage in animals.
Correct Answer:
A
— Glycogen
Learn More →
Q. Which biomolecule is used for quick energy?
A.
Proteins
B.
Lipids
C.
Carbohydrates
D.
Nucleic acids
Show solution
Solution
Carbohydrates are primarily used for quick energy by living organisms.
Correct Answer:
C
— Carbohydrates
Learn More →
Q. Which biomolecule serves as the main component of cell membranes?
A.
Proteins
B.
Carbohydrates
C.
Nucleic acids
D.
Phospholipids
Show solution
Solution
Phospholipids are the main component of cell membranes, forming a bilayer structure.
Correct Answer:
D
— Phospholipids
Learn More →
Q. Which biotechnological application is used to produce insulin? (2018)
A.
Fermentation
B.
Gene cloning
C.
Cell culture
D.
Bioremediation
Show solution
Solution
Gene cloning is used to produce insulin by inserting the human insulin gene into bacteria, which then produce insulin.
Correct Answer:
B
— Gene cloning
Learn More →
Q. Which blood type is known as the universal donor? (2019)
A.
Type A
B.
Type B
C.
Type AB
D.
Type O
Show solution
Solution
Type O blood is known as the universal donor because it lacks A and B antigens, making it safe for transfusion to any blood type.
Correct Answer:
D
— Type O
Learn More →
Q. Which body has the power to dissolve the Lok Sabha?
A.
The President
B.
The Prime Minister
C.
The Chief Justice
D.
The Speaker
Show solution
Solution
The President has the power to dissolve the Lok Sabha on the advice of the Prime Minister.
Correct Answer:
A
— The President
Learn More →
Q. Which body has the power to dissolve the Rajya Sabha?
A.
The President
B.
The Prime Minister
C.
The Speaker of Lok Sabha
D.
Rajya Sabha cannot be dissolved
Show solution
Solution
The Rajya Sabha is a permanent body and cannot be dissolved.
Correct Answer:
D
— Rajya Sabha cannot be dissolved
Learn More →
Q. Which body is responsible for the appointment of the Prime Minister of India? (2022)
A.
President
B.
Parliament
C.
Supreme Court
D.
Council of Ministers
Show solution
Solution
The President of India is responsible for appointing the Prime Minister, who is usually the leader of the party that has a majority in the Lok Sabha.
Correct Answer:
A
— President
Learn More →
Q. Which body is responsible for the conduct of elections in India?
A.
Election Commission of India
B.
Parliament of India
C.
Supreme Court of India
D.
State Election Commissions
Show solution
Solution
The Election Commission of India is the constitutional authority responsible for conducting free and fair elections in the country.
Correct Answer:
A
— Election Commission of India
Learn More →
Q. Which body is responsible for the impeachment of the President of India?
A.
Lok Sabha
B.
Rajya Sabha
C.
Both Lok Sabha and Rajya Sabha
D.
Supreme Court
Show solution
Solution
The impeachment of the President is a process that involves both the Lok Sabha and the Rajya Sabha as per Article 61.
Correct Answer:
C
— Both Lok Sabha and Rajya Sabha
Learn More →
Q. Which body is responsible for the preparation of electoral rolls in India? (2022)
A.
Election Commission
B.
Parliament
C.
State Legislature
D.
President
Show solution
Solution
The Election Commission of India is responsible for the preparation and revision of electoral rolls for elections.
Correct Answer:
A
— Election Commission
Learn More →
Q. Which bond is primarily responsible for the secondary structure of proteins?
A.
Ionic bonds
B.
Hydrogen bonds
C.
Disulfide bonds
D.
Peptide bonds
Show solution
Solution
The secondary structure of proteins, such as alpha-helices and beta-sheets, is stabilized by hydrogen bonds between the backbone atoms.
Correct Answer:
B
— Hydrogen bonds
Learn More →
Q. Which carbohydrate is a structural component of plant cell walls?
A.
Starch
B.
Glycogen
C.
Cellulose
D.
Fructose
Show solution
Solution
Cellulose is a polysaccharide that provides structural support in plant cell walls.
Correct Answer:
C
— Cellulose
Learn More →
Q. Which carbohydrate is commonly used as a sweetener?
A.
Lactose
B.
Maltose
C.
Fructose
D.
Cellulose
Show solution
Solution
Fructose is commonly used as a sweetener due to its high sweetness level.
Correct Answer:
C
— Fructose
Learn More →
Q. Which carbohydrate is found in milk?
A.
Lactose
B.
Maltose
C.
Glucose
D.
Fructose
Show solution
Solution
Lactose is the sugar found in milk, composed of glucose and galactose.
Correct Answer:
A
— Lactose
Learn More →
Q. Which carbohydrate is found in the structure of DNA?
A.
Glucose
B.
Ribose
C.
Fructose
D.
Mannose
Show solution
Solution
Ribose is the sugar component of RNA, while deoxyribose is found in DNA.
Correct Answer:
B
— Ribose
Learn More →
Q. Which carbohydrate is known as blood sugar?
A.
Galactose
B.
Fructose
C.
Glucose
D.
Ribose
Show solution
Solution
Glucose is commonly referred to as blood sugar as it is the primary energy source for the body's cells.
Correct Answer:
C
— Glucose
Learn More →
Q. Which carbohydrate is primarily stored in animal liver and muscle?
A.
Cellulose
B.
Starch
C.
Glycogen
D.
Fructose
Show solution
Solution
Glycogen is the carbohydrate primarily stored in animal liver and muscle as a form of energy reserve.
Correct Answer:
C
— Glycogen
Learn More →
Q. Which carboxylic acid has the highest boiling point?
A.
Formic acid
B.
Acetic acid
C.
Propanoic acid
D.
Butanoic acid
Show solution
Solution
Butanoic acid has the highest boiling point due to its longer carbon chain.
Correct Answer:
D
— Butanoic acid
Learn More →
Q. Which carboxylic acid is commonly known as 'butyric acid'?
A.
C3H6O2
B.
C4H8O2
C.
C5H10O2
D.
C2H4O2
Show solution
Solution
Butyric acid has the molecular formula C4H8O2.
Correct Answer:
B
— C4H8O2
Learn More →
Q. Which carboxylic acid is commonly known as formic acid?
A.
Methanoic acid
B.
Ethanoic acid
C.
Propanoic acid
D.
Butanoic acid
Show solution
Solution
Formic acid is the common name for Methanoic acid.
Correct Answer:
A
— Methanoic acid
Learn More →
Q. Which carboxylic acid is commonly known as vinegar?
A.
Formic acid
B.
Acetic acid
C.
Citric acid
D.
Lactic acid
Show solution
Solution
Acetic acid is commonly known as vinegar.
Correct Answer:
B
— Acetic acid
Learn More →
Q. Which carboxylic acid is found in citrus fruits? (2023)
A.
Acetic acid
B.
Citric acid
C.
Lactic acid
D.
Formic acid
Show solution
Solution
Citric acid is the carboxylic acid found in citrus fruits, contributing to their sour taste.
Correct Answer:
B
— Citric acid
Learn More →
Q. Which carboxylic acid is found in vinegar?
A.
Citric acid
B.
Acetic acid
C.
Lactic acid
D.
Formic acid
Show solution
Solution
Acetic acid is the main component found in vinegar.
Correct Answer:
B
— Acetic acid
Learn More →
Q. Which carboxylic acid is known for its role in the Krebs cycle? (2019)
A.
Citric acid
B.
Acetic acid
C.
Lactic acid
D.
Formic acid
Show solution
Solution
Citric acid plays a crucial role in the Krebs cycle, which is a key metabolic pathway.
Correct Answer:
A
— Citric acid
Learn More →
Q. Which carboxylic acid is known for its use in the food industry as a preservative? (2023)
A.
Citric acid
B.
Acetic acid
C.
Lactic acid
D.
Formic acid
Show solution
Solution
Acetic acid is widely used in the food industry as a preservative and flavoring agent.
Correct Answer:
B
— Acetic acid
Learn More →
Showing 26161 to 26190 of 31669 (1056 Pages)