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 the equation of an ellipse with foci at (0, ±c) and vertices at (0, ±a)?
A.
x^2/a^2 + y^2/b^2 = 1
B.
y^2/a^2 + x^2/b^2 = 1
C.
x^2/b^2 + y^2/a^2 = 1
D.
y^2/b^2 + x^2/a^2 = 1
Show solution
Solution
The equation of an ellipse with foci at (0, ±c) and vertices at (0, ±a) is y^2/a^2 + x^2/b^2 = 1.
Correct Answer:
A
— x^2/a^2 + y^2/b^2 = 1
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Q. Which of the following is the expanded form of (2x + 5)(3x - 4)?
A.
6x^2 + 7x - 20
B.
6x^2 - 8x + 15
C.
6x^2 + 15x - 8
D.
6x^2 + 10x - 20
Show solution
Solution
Expanding using the distributive property: (2x)(3x) + (2x)(-4) + (5)(3x) + (5)(-4) = 6x^2 - 8x + 15.
Correct Answer:
A
— 6x^2 + 7x - 20
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Q. Which of the following is the expanded form of (x + 2)²?
A.
x² + 4
B.
x² + 4x + 4
C.
x² + 2x + 2
D.
x² + 2
Show solution
Solution
(x + 2)² = x² + 2*2*x + 2² = x² + 4x + 4.
Correct Answer:
B
— x² + 4x + 4
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Q. Which of the following is the expanded form of (x + 5)²?
A.
x² + 10x + 25
B.
x² + 25
C.
x² + 5x + 5
D.
x² + 5x + 25
Show solution
Solution
(x + 5)² = x² + 2*5*x + 5² = x² + 10x + 25.
Correct Answer:
A
— x² + 10x + 25
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Q. Which of the following is the expanded form of (x - 4)(x + 4)?
A.
x² - 16
B.
x² + 16
C.
x² - 8
D.
x² + 8
Show solution
Solution
(x - 4)(x + 4) = x² - 16 (Difference of squares)
Correct Answer:
A
— x² - 16
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Q. Which of the following is the expanded form of (x - 7)(x + 7)?
A.
x² - 49
B.
x² + 49
C.
x² - 14x + 49
D.
x² + 14x - 49
Show solution
Solution
(x - 7)(x + 7) = x² - 49, a difference of squares.
Correct Answer:
A
— x² - 49
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Q. Which of the following is the factorization of x² + 10x + 21?
A.
(x + 3)(x + 7)
B.
(x + 1)(x + 21)
C.
(x + 2)(x + 10)
D.
(x + 5)(x + 5)
Show solution
Solution
x² + 10x + 21 = (x + 3)(x + 7) because 3 and 7 add to 10 and multiply to 21.
Correct Answer:
A
— (x + 3)(x + 7)
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Q. Which of the following is the factorization of x² - 9x + 20?
A.
(x - 4)(x - 5)
B.
(x + 4)(x + 5)
C.
(x - 2)(x - 10)
D.
(x + 2)(x + 10)
Show solution
Solution
x² - 9x + 20 = (x - 4)(x - 5) because -4 and -5 add to -9 and multiply to 20.
Correct Answer:
A
— (x - 4)(x - 5)
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Q. Which of the following is the functional group of aldehydes?
A.
-CHO
B.
-CO-
C.
-C=O
D.
-OH
Show solution
Solution
Aldehydes contain the functional group -CHO, which is characterized by a carbonyl group (C=O) bonded to a hydrogen atom.
Correct Answer:
A
— -CHO
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Q. Which of the following is the functional group of aldehydes? (2023) 2023
A.
-CHO
B.
-CO-
C.
-C=O
D.
-OH
Show solution
Solution
Aldehydes contain the functional group -CHO, which is characterized by a carbonyl group (C=O) bonded to a hydrogen atom.
Correct Answer:
A
— -CHO
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Q. Which of the following is the functional group of carboxylic acids?
A.
-OH
B.
-COOH
C.
-CHO
D.
-C=O
Show solution
Solution
Carboxylic acids contain the -COOH functional group.
Correct Answer:
B
— -COOH
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Q. Which of the following is the functional group present in alcohols?
A.
-OH
B.
-COOH
C.
-NH2
D.
-CHO
Show solution
Solution
Alcohols contain the hydroxyl group (-OH) as their functional group.
Correct Answer:
A
— -OH
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Q. Which of the following is the functional unit of skeletal muscle? (2021)
A.
Sarcomere
B.
Myofibril
C.
Muscle Fiber
D.
Fascicle
Show solution
Solution
The sarcomere is the basic functional unit of skeletal muscle, responsible for muscle contraction.
Correct Answer:
A
— Sarcomere
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Q. Which of the following is the general formula for alkenes?
A.
C_nH_(2n)
B.
C_nH_(2n+2)
C.
C_nH_(2n-2)
D.
C_nH_n
Show solution
Solution
The general formula for alkenes is C_nH_(2n), where n is the number of carbon atoms.
Correct Answer:
A
— C_nH_(2n)
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Q. Which of the following is the general formula for alkynes?
A.
C_nH_(2n+2)
B.
C_nH_(2n)
C.
C_nH_(2n-2)
D.
C_nH_(2n-1)
Show solution
Solution
The general formula for alkynes is C_nH_(2n-2), where n is the number of carbon atoms.
Correct Answer:
C
— C_nH_(2n-2)
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Q. Which of the following is the greatest common divisor (GCD) of 48 and 180?
Show solution
Solution
The GCD of 48 and 180 is 12, as it is the largest number that divides both without a remainder.
Correct Answer:
A
— 12
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Q. Which of the following is the greatest common factor (GCF) of 48 and 180?
Show solution
Solution
The GCF of 48 and 180 is 12.
Correct Answer:
A
— 12
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Q. Which of the following is the heaviest alkali metal?
A.
Lithium
B.
Sodium
C.
Potassium
D.
Cesium
Show solution
Solution
Cesium (Cs) is the heaviest alkali metal.
Correct Answer:
D
— Cesium
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Q. Which of the following is the highest court in India?
A.
High Court
B.
Supreme Court
C.
District Court
D.
Session Court
Show solution
Solution
The Supreme Court is the highest judicial forum and final court of appeal under the Constitution of India.
Correct Answer:
B
— Supreme Court
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Q. Which of the following is the highest peak in India?
A.
K2
B.
Kangchenjunga
C.
Nanda Devi
D.
Mount Everest
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Solution
Kangchenjunga is the highest peak in India, standing at 8,586 meters.
Correct Answer:
B
— Kangchenjunga
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Q. Which of the following is the largest artery in the human body? (2021)
A.
Pulmonary artery
B.
Aorta
C.
Coronary artery
D.
Femoral artery
Show solution
Solution
The aorta is the largest artery in the human body, carrying oxygenated blood from the heart to the rest of the body.
Correct Answer:
B
— Aorta
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Q. Which of the following is the largest desert in India? (2023)
A.
Thar Desert
B.
Kutch Desert
C.
Luni Desert
D.
Sahara Desert
Show solution
Solution
The Thar Desert is the largest desert in India, located in the northwestern part of the country.
Correct Answer:
A
— Thar Desert
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Q. Which of the following is the largest desert in the world?
A.
Sahara Desert
B.
Arabian Desert
C.
Gobi Desert
D.
Antarctic Desert
Show solution
Solution
The Antarctic Desert is the largest desert in the world, covering about 14 million square kilometers.
Correct Answer:
D
— Antarctic Desert
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Q. Which of the following is the largest prime number less than 20?
Show solution
Solution
The largest prime number less than 20 is 19.
Correct Answer:
B
— 19
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Q. Which of the following is the largest prime number less than 30?
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Solution
29 is the largest prime number less than 30.
Correct Answer:
B
— 29
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Q. Which of the following is the largest river in India by length? (2022)
A.
Ganges
B.
Brahmaputra
C.
Godavari
D.
Yamuna
Show solution
Solution
The Brahmaputra is the largest river in India by length, flowing for about 2,900 kilometers.
Correct Answer:
B
— Brahmaputra
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Q. Which of the following is the least common multiple (LCM) of 9 and 12?
A.
36
B.
72
C.
108
D.
144
Show solution
Solution
The LCM of 9 and 12 is 36, as it is the smallest number that both can divide evenly.
Correct Answer:
A
— 36
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Q. Which of the following is the least common multiple of 8 and 12?
Show solution
Solution
The least common multiple of 8 and 12 is 24, but the next multiple is 48.
Correct Answer:
B
— 48
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Q. Which of the following is the lightest alkaline earth metal? (2019)
A.
Barium
B.
Calcium
C.
Magnesium
D.
Beryllium
Show solution
Solution
Beryllium (Be) is the lightest alkaline earth metal.
Correct Answer:
D
— Beryllium
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Q. Which of the following is the longest river in India?
A.
Godavari
B.
Ganges
C.
Brahmaputra
D.
Yamuna
Show solution
Solution
The Brahmaputra is the longest river in India, flowing for about 2,900 kilometers.
Correct Answer:
C
— Brahmaputra
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