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 organelle contains digestive enzymes to break down waste materials? (2020)
A.
Peroxisome
B.
Lysosome
C.
Vesicle
D.
Ribosome
Show solution
Solution
Lysosomes contain digestive enzymes that break down waste materials and cellular debris.
Correct Answer:
B
— Lysosome
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Q. Which organelle is found only in plant cells and is responsible for photosynthesis?
A.
Mitochondria
B.
Chloroplast
C.
Ribosome
D.
Lysosome
Show solution
Solution
Chloroplasts contain chlorophyll and are responsible for converting sunlight into energy through photosynthesis.
Correct Answer:
B
— Chloroplast
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Q. Which organelle is found only in plant cells?
A.
Mitochondria
B.
Chloroplast
C.
Ribosome
D.
Nucleus
Show solution
Solution
Chloroplasts are the organelles responsible for photosynthesis and are found only in plant cells.
Correct Answer:
B
— Chloroplast
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Q. Which organelle is involved in the digestion of waste materials in the cell? (2023)
A.
Lysosome
B.
Peroxisome
C.
Ribosome
D.
Vesicle
Show solution
Solution
Lysosomes contain digestive enzymes that break down waste materials and cellular debris.
Correct Answer:
A
— Lysosome
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Q. Which organelle is involved in the modification and packaging of proteins? (2020)
A.
Lysosome
B.
Golgi Apparatus
C.
Endoplasmic Reticulum
D.
Nucleus
Show solution
Solution
The Golgi apparatus modifies, sorts, and packages proteins for secretion or delivery to other organelles.
Correct Answer:
B
— Golgi Apparatus
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Q. Which organelle is involved in the synthesis of lipids? (2020)
A.
Rough endoplasmic reticulum
B.
Smooth endoplasmic reticulum
C.
Lysosome
D.
Peroxisome
Show solution
Solution
The smooth endoplasmic reticulum is involved in the synthesis of lipids and detoxification processes.
Correct Answer:
B
— Smooth endoplasmic reticulum
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Q. Which organelle is involved in the synthesis of ribosomal RNA?
A.
Nucleus
B.
Nucleolus
C.
Rough endoplasmic reticulum
D.
Golgi apparatus
Show solution
Solution
The nucleolus is responsible for synthesizing ribosomal RNA (rRNA) and assembling ribosomes.
Correct Answer:
B
— Nucleolus
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Q. Which organelle is known for detoxifying harmful substances in the cell? (2022)
A.
Lysosome
B.
Peroxisome
C.
Ribosome
D.
Nucleus
Show solution
Solution
Peroxisomes are organelles that detoxify harmful substances and break down fatty acids.
Correct Answer:
B
— Peroxisome
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Q. Which organelle is known for its role in digestion within the cell? (2019)
A.
Lysosome
B.
Peroxisome
C.
Mitochondria
D.
Ribosome
Show solution
Solution
Lysosomes are known for their role in digestion within the cell, containing enzymes that break down waste materials and cellular debris.
Correct Answer:
A
— Lysosome
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Q. Which organelle is responsible for energy production in the cell?
A.
Nucleus
B.
Ribosome
C.
Mitochondria
D.
Endoplasmic Reticulum
Show solution
Solution
Mitochondria are known as the powerhouse of the cell, where ATP is produced through cellular respiration.
Correct Answer:
C
— Mitochondria
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Q. Which organelle is responsible for packaging and modifying proteins? (2021)
A.
Lysosome
B.
Golgi apparatus
C.
Nucleus
D.
Chloroplast
Show solution
Solution
The Golgi apparatus modifies, sorts, and packages proteins for secretion or delivery to other organelles.
Correct Answer:
B
— Golgi apparatus
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Q. Which organelle is responsible for photosynthesis in plant cells?
A.
Mitochondria
B.
Chloroplast
C.
Ribosome
D.
Endoplasmic reticulum
Show solution
Solution
Chloroplasts are the organelles responsible for photosynthesis, converting light energy into chemical energy.
Correct Answer:
B
— Chloroplast
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Q. Which organelle is responsible for producing ATP?
A.
Nucleus
B.
Ribosome
C.
Mitochondria
D.
Endoplasmic Reticulum
Show solution
Solution
Mitochondria are known as the powerhouse of the cell, where ATP is produced through cellular respiration.
Correct Answer:
C
— Mitochondria
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Q. Which organism is commonly used as a host for cloning human genes? (2022)
A.
E. coli
B.
Yeast
C.
Mice
D.
All of the above
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Solution
E. coli is the most commonly used host for cloning human genes due to its rapid growth and well-understood genetics, but yeast and mice are also used in specific contexts.
Correct Answer:
D
— All of the above
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Q. Which organization focuses on the promotion of sustainable development through financial and technical assistance?
A.
World Bank
B.
International Monetary Fund
C.
United Nations Development Programme
D.
World Health Organization
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Solution
The United Nations Development Programme (UNDP) focuses on sustainable development.
Correct Answer:
C
— United Nations Development Programme
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Q. Which organization is primarily responsible for international monetary cooperation?
A.
World Bank
B.
International Monetary Fund
C.
World Trade Organization
D.
United Nations
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Solution
The International Monetary Fund (IMF) is responsible for international monetary cooperation.
Correct Answer:
B
— International Monetary Fund
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Q. Which organization is responsible for maintaining international peace and security?
A.
NATO
B.
UN
C.
EU
D.
ASEAN
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Solution
The United Nations (UN) is primarily responsible for maintaining international peace and security.
Correct Answer:
B
— UN
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Q. Which organization released the 2022 Human Development Report?
A.
World Bank
B.
United Nations Development Programme
C.
International Monetary Fund
D.
World Health Organization
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Solution
The United Nations Development Programme (UNDP) released the 2022 Human Development Report.
Correct Answer:
B
— United Nations Development Programme
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Q. Which organization was established to promote economic cooperation in Europe after World War II? (1993)
A.
NATO
B.
EU
C.
OECD
D.
IMF
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Solution
The European Union (EU) was established to promote economic cooperation and integration among European countries after World War II.
Correct Answer:
B
— EU
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Q. Which organization was formed in 1995 to promote free trade among member countries? (1995)
A.
NAFTA
B.
WTO
C.
EU
D.
ASEAN
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Solution
The World Trade Organization (WTO) was formed in 1995 to promote free trade among member countries.
Correct Answer:
B
— WTO
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Q. Which p-block element is essential for the formation of DNA? (2023) 2023
A.
Oxygen
B.
Nitrogen
C.
Phosphorus
D.
Sulfur
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Solution
Phosphorus is essential for the formation of DNA as it is part of the backbone structure.
Correct Answer:
C
— Phosphorus
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Q. Which p-block element is known for forming a stable +4 oxidation state?
A.
Carbon
B.
Silicon
C.
Germanium
D.
Tin
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Solution
Tin (Sn) is known for forming a stable +4 oxidation state.
Correct Answer:
D
— Tin
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Q. Which p-block element is known for forming strong covalent bonds?
A.
Nitrogen
B.
Oxygen
C.
Fluorine
D.
All of the above
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Solution
All of the listed elements (Nitrogen, Oxygen, Fluorine) are known for forming strong covalent bonds.
Correct Answer:
D
— All of the above
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Q. Which p-block element is known for its ability to form multiple allotropes?
A.
Carbon
B.
Phosphorus
C.
Sulfur
D.
Arsenic
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Solution
Phosphorus can exist in several allotropes, including white, red, and black phosphorus.
Correct Answer:
B
— Phosphorus
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Q. Which p-block element is known for its allotropes including diamond and graphite?
A.
Silicon
B.
Carbon
C.
Phosphorus
D.
Boron
Show solution
Solution
Carbon is known for its allotropes, including diamond and graphite.
Correct Answer:
B
— Carbon
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Q. Which p-block element is known for its allotropes including diamond and graphite? (2020) 2020
A.
Carbon
B.
Silicon
C.
Germanium
D.
Tin
Show solution
Solution
Carbon is known for its allotropes, including diamond and graphite.
Correct Answer:
A
— Carbon
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Q. Which part of speech can describe the manner of an action? (2023)
A.
Adjective
B.
Noun
C.
Adverb
D.
Pronoun
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Solution
An adverb can describe the manner of an action, answering questions like how, when, where, and to what extent.
Correct Answer:
C
— Adverb
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Q. Which part of speech can function as a subject or object in a sentence?
A.
Noun
B.
Adverb
C.
Conjunction
D.
Interjection
Show solution
Solution
A noun can function as a subject or object in a sentence.
Correct Answer:
A
— Noun
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Q. Which part of speech can function as the subject of a sentence? (2019)
A.
Adverb
B.
Noun
C.
Conjunction
D.
Interjection
Show solution
Solution
A noun can function as the subject of a sentence, representing a person, place, thing, or idea.
Correct Answer:
B
— Noun
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Q. Which part of speech can indicate time, manner, place, or degree? (2023)
A.
Noun
B.
Adverb
C.
Adjective
D.
Conjunction
Show solution
Solution
An adverb can indicate time, manner, place, or degree.
Correct Answer:
B
— Adverb
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