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. What is the primary objective of the 'Atmanirbhar Bharat' initiative launched by the Indian government in 2020?
A.
Promote foreign investment
B.
Enhance self-reliance in the economy
C.
Increase exports
D.
Reduce unemployment
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Solution
'Atmanirbhar Bharat' aims to enhance self-reliance in the Indian economy.
Correct Answer:
B
— Enhance self-reliance in the economy
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Q. What is the primary objective of the 'Bharat Rural Livelihoods Foundation' established in 2005? (2005)
A.
To promote urban development.
B.
To enhance livelihood opportunities for rural poor.
C.
To provide healthcare services in urban areas.
D.
To support educational institutions.
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Solution
The Bharat Rural Livelihoods Foundation was established to enhance livelihood opportunities for the rural poor, focusing on sustainable development.
Correct Answer:
B
— To enhance livelihood opportunities for rural poor.
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Q. What is the primary objective of the 'Digital India' initiative launched by the Indian government?
A.
To promote digital literacy
B.
To enhance internet connectivity
C.
To transform India into a digitally empowered society
D.
All of the above
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Solution
The 'Digital India' initiative aims to transform India into a digitally empowered society and knowledge economy.
Correct Answer:
D
— All of the above
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Q. What is the primary objective of the 'National Policy on Skill Development and Entrepreneurship' launched in India?
A.
To promote traditional crafts and handicrafts.
B.
To enhance the employability of youth through skill development.
C.
To provide financial assistance to small businesses.
D.
To increase the number of higher education institutions.
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Solution
The policy aims to enhance the employability of youth by providing them with necessary skills and training.
Correct Answer:
B
— To enhance the employability of youth through skill development.
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Q. What is the primary objective of the National Policy on Disaster Management in India? (2009)
A.
To provide immediate relief to disaster victims
B.
To promote a culture of disaster preparedness and resilience
C.
To establish a national disaster response force
D.
To conduct research on disaster management
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Solution
The primary objective of the National Policy on Disaster Management is to promote a culture of disaster preparedness and resilience among communities.
Correct Answer:
B
— To promote a culture of disaster preparedness and resilience
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Q. What is the primary objective of the Pradhan Mantri Awas Yojana (PMAY)? (2022)
A.
To provide free education to all children
B.
To ensure housing for all by 2022
C.
To promote digital literacy
D.
To enhance agricultural productivity
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Solution
The Pradhan Mantri Awas Yojana aims to provide affordable housing to the urban poor and ensure housing for all by the year 2022.
Correct Answer:
B
— To ensure housing for all by 2022
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Q. What is the primary oxidation state of aluminum in aluminum chloride (AlCl3)?
Show solution
Solution
In aluminum chloride, aluminum has an oxidation state of +3.
Correct Answer:
C
— +3
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Q. What is the primary oxidation state of carbon in carbon dioxide (CO2)? (2020)
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Solution
In carbon dioxide, carbon has an oxidation state of +4.
Correct Answer:
B
— +4
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Q. What is the primary oxidation state of chlorine in potassium chloride (KCl)?
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Solution
In potassium chloride, chlorine has an oxidation state of -1.
Correct Answer:
A
— -1
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Q. What is the primary oxidation state of chlorine in sodium chloride (NaCl)?
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Solution
In NaCl, chlorine has an oxidation state of -1.
Correct Answer:
A
— -1
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Q. What is the primary oxidation state of chromium in CrO3?
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Solution
In CrO3, chromium has a primary oxidation state of +6.
Correct Answer:
C
— +6
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Q. What is the primary oxidation state of group 14 elements in their compounds?
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Solution
Group 14 elements typically exhibit a +4 oxidation state in their compounds.
Correct Answer:
B
— +4
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Q. What is the primary oxidation state of iron in FeCl3? (2023)
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Solution
In FeCl3, iron (Fe) has a primary oxidation state of +3.
Correct Answer:
B
— +3
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Q. What is the primary oxidation state of lead in lead(II) oxide (PbO)? (2019)
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Solution
In lead(II) oxide, lead has an oxidation state of +2.
Correct Answer:
A
— +2
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Q. What is the primary oxidation state of manganese in KMnO4?
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Solution
In KMnO4, manganese has an oxidation state of +7.
Correct Answer:
D
— +7
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Q. What is the primary oxidation state of manganese in MnO4-?
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Solution
In MnO4-, manganese has an oxidation state of +7.
Correct Answer:
D
— +7
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Q. What is the primary oxidation state of nitrogen in ammonia (NH3)? (2021)
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Solution
In ammonia, nitrogen has an oxidation state of -3.
Correct Answer:
A
— -3
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Q. What is the primary oxidation state of nitrogen in nitric acid (HNO3)? (2023)
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Solution
In nitric acid, nitrogen has an oxidation state of +5.
Correct Answer:
C
— +5
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Q. What is the primary oxidation state of sulfur in sulfuric acid (H2SO4)?
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Solution
In sulfuric acid (H2SO4), sulfur has an oxidation state of +6.
Correct Answer:
B
— +6
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Q. What is the primary oxidation state of vanadium in V2O5? (2023)
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Solution
In V2O5, vanadium has an oxidation state of +5.
Correct Answer:
C
— +5
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Q. What is the primary pollutant in photochemical smog?
A.
Carbon monoxide
B.
Nitrogen oxides
C.
Ozone
D.
Sulfur dioxide
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Solution
Ozone is a key component of photochemical smog, formed by the reaction of sunlight with pollutants like nitrogen oxides.
Correct Answer:
C
— Ozone
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Q. What is the primary pollutant in smog? (2021)
A.
Carbon monoxide
B.
Sulfur dioxide
C.
Nitrogen oxides
D.
Particulate matter
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Solution
Particulate matter is a primary pollutant in smog, contributing to air quality issues.
Correct Answer:
D
— Particulate matter
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Q. What is the primary principle behind the use of spectroscopy for group identification? (2020)
A.
Separation of mixtures
B.
Absorption of light
C.
Chemical reactivity
D.
Phase changes
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Solution
Spectroscopy relies on the absorption of light by substances, which can be used to identify different groups based on their unique absorption spectra.
Correct Answer:
B
— Absorption of light
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Q. What is the primary process by which energy enters an ecosystem? (2022)
A.
Respiration
B.
Photosynthesis
C.
Decomposition
D.
Transpiration
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Solution
Photosynthesis is the primary process by which energy from sunlight is converted into chemical energy by plants.
Correct Answer:
B
— Photosynthesis
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Q. What is the primary process involved in adsorption? (2023)
A.
Chemical reaction
B.
Physical attraction
C.
Evaporation
D.
Condensation
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Solution
Adsorption primarily involves physical attraction between the adsorbate and the surface of the adsorbent.
Correct Answer:
B
— Physical attraction
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Q. What is the primary process involved in the adsorption of gases on solid surfaces?
A.
Diffusion
B.
Condensation
C.
Chemical reaction
D.
Van der Waals forces
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Solution
Adsorption of gases on solid surfaces primarily occurs due to Van der Waals forces, which are weak intermolecular forces.
Correct Answer:
D
— Van der Waals forces
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Q. What is the primary process involved in the adsorption of gases on solid surfaces? (2022) 2022
A.
Diffusion
B.
Condensation
C.
Chemical reaction
D.
Van der Waals forces
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Solution
Adsorption of gases on solid surfaces primarily occurs due to Van der Waals forces, which are weak intermolecular forces that allow gas molecules to adhere to the surface.
Correct Answer:
D
— Van der Waals forces
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Q. What is the primary process involved in the formation of a colloidal solution? (2022)
A.
Evaporation
B.
Condensation
C.
Dispersion
D.
Sublimation
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Solution
Colloidal solutions are formed by the dispersion of fine particles in a medium, which is the process of dispersion.
Correct Answer:
C
— Dispersion
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Q. What is the primary process that shapes landforms through the movement of tectonic plates? (2021)
A.
Erosion
B.
Weathering
C.
Plate tectonics
D.
Sedimentation
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Solution
The primary process that shapes landforms is plate tectonics, which involves the movement of the Earth's lithospheric plates.
Correct Answer:
C
— Plate tectonics
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Q. What is the primary producer in a freshwater ecosystem? (2022)
A.
Fish
B.
Algae
C.
Fungi
D.
Bacteria
Show solution
Solution
Algae are the primary producers in a freshwater ecosystem as they perform photosynthesis.
Correct Answer:
B
— Algae
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