Undergraduate MCQ & Objective Questions
The undergraduate level is a crucial phase in a student's academic journey, especially for those preparing for school and competitive exams. Mastering this stage can significantly enhance your understanding and retention of key concepts. Practicing MCQs and objective questions is essential, as it not only helps in reinforcing knowledge but also boosts your confidence in tackling important questions during exams.
What You Will Practise Here
Fundamental concepts in Mathematics and Science
Key definitions and theories across various subjects
Important formulas and their applications
Diagrams and graphical representations
Critical thinking and problem-solving techniques
Subject-specific MCQs designed for competitive exams
Revision of essential topics for better retention
Exam Relevance
Undergraduate topics are integral to various examinations such as CBSE, State Boards, NEET, and JEE. These subjects often feature a mix of conceptual and application-based questions. Common patterns include multiple-choice questions that assess both theoretical knowledge and practical application, making it vital for students to be well-versed in undergraduate concepts.
Common Mistakes Students Make
Overlooking the importance of understanding concepts rather than rote memorization
Misinterpreting questions due to lack of careful reading
Neglecting to practice numerical problems that require application of formulas
Failing to review mistakes made in previous practice tests
FAQs
Question: What are some effective strategies for solving undergraduate MCQ questions?Answer: Focus on understanding the concepts, practice regularly, and review your answers to learn from mistakes.
Question: How can I improve my speed in answering objective questions?Answer: Time yourself while practicing and gradually increase the number of questions you attempt in a set time.
Start your journey towards mastering undergraduate subjects today! Solve practice MCQs and test your understanding to ensure you are well-prepared for your exams. Your success is just a question away!
Q. Which of the following is a carboxylic acid?
A.
C2H5OH
B.
C3H6O
C.
C2H4O2
D.
C3H8
Show solution
Solution
C2H4O2 (Acetic acid) is a carboxylic acid.
Correct Answer:
C
— C2H4O2
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Q. Which of the following is a characteristic feature of all living organisms? (2019)
A.
Ability to move
B.
Ability to reproduce
C.
Ability to respond to stimuli
D.
Ability to photosynthesize
Show solution
Solution
The ability to reproduce is a characteristic feature of all living organisms.
Correct Answer:
B
— Ability to reproduce
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Q. Which of the following is a characteristic feature of echinoderms? (2021)
A.
Bilateral symmetry
B.
Water vascular system
C.
Exoskeleton made of chitin
D.
Presence of feathers
Show solution
Solution
Echinoderms, such as starfish and sea urchins, are characterized by a water vascular system, which aids in movement and feeding.
Correct Answer:
B
— Water vascular system
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Q. Which of the following is a characteristic feature of epithelial tissue? (2020)
A.
Highly vascularized
B.
Cells are tightly packed
C.
Presence of a matrix
D.
Ability to contract
Show solution
Solution
Epithelial tissue is characterized by closely packed cells with minimal intercellular space, forming a protective layer.
Correct Answer:
B
— Cells are tightly packed
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Q. Which of the following is a characteristic feature of fungi? (2021)
A.
Photosynthesis
B.
Chitin in cell walls
C.
Multicellular only
D.
Autotrophic nutrition
Show solution
Solution
Fungi have chitin in their cell walls, distinguishing them from plants.
Correct Answer:
B
— Chitin in cell walls
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Q. Which of the following is a characteristic feature of living organisms? (2019)
A.
Ability to move
B.
Ability to grow
C.
Ability to respond to stimuli
D.
All of the above
Show solution
Solution
All of the options listed are characteristic features of living organisms.
Correct Answer:
D
— All of the above
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Q. Which of the following is a characteristic feature of phylum Arthropoda? (2020)
A.
Presence of a notochord
B.
Body divided into segments
C.
Presence of a true coelom
D.
Radial symmetry
Show solution
Solution
Phylum Arthropoda is characterized by a segmented body, jointed appendages, and an exoskeleton made of chitin.
Correct Answer:
B
— Body divided into segments
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Q. Which of the following is a characteristic feature of prokaryotic cells? (2021)
A.
Presence of a nucleus
B.
Lack of membrane-bound organelles
C.
Presence of ribosomes
D.
Presence of a cell wall made of cellulose
Show solution
Solution
Prokaryotic cells are characterized by the absence of a membrane-bound nucleus and organelles. They have a simpler structure compared to eukaryotic cells.
Correct Answer:
B
— Lack of membrane-bound organelles
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Q. Which of the following is a characteristic feature of the kingdom Plantae? (2021)
A.
Heterotrophic nutrition
B.
Photosynthesis
C.
Unicellular organisms
D.
Motility
Show solution
Solution
Photosynthesis is a characteristic feature of the kingdom Plantae, as plants are autotrophic and produce their own food using sunlight.
Correct Answer:
B
— Photosynthesis
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Q. Which of the following is a characteristic feature of viruses? (2020)
A.
Cellular structure
B.
Metabolism
C.
Reproduction without a host
D.
Protein coat
Show solution
Solution
Viruses have a protein coat (capsid) and lack cellular structure and metabolism, requiring a host to reproduce.
Correct Answer:
D
— Protein coat
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Q. Which of the following is a characteristic of a diode? (2023)
A.
Allows current to flow in both directions
B.
Allows current to flow in one direction
C.
Has no resistance
D.
Is a superconductor
Show solution
Solution
A diode allows current to flow in one direction only, making it a unidirectional device.
Correct Answer:
B
— Allows current to flow in one direction
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Q. Which of the following is a characteristic of a good cloning vector? (2019)
A.
Large size
B.
High copy number
C.
Inability to replicate
D.
Lack of selectable markers
Show solution
Solution
A good cloning vector should have a high copy number to ensure that multiple copies of the inserted gene are produced within the host cell.
Correct Answer:
B
— High copy number
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Q. Which of the following is a characteristic of a reversible cell? (2019)
A.
It can be recharged
B.
It cannot be recharged
C.
It has a fixed voltage
D.
It operates at constant temperature
Show solution
Solution
A reversible cell can be recharged, allowing it to be used multiple times.
Correct Answer:
A
— It can be recharged
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Q. Which of the following is a characteristic of a semiconductor? (2023)
A.
High conductivity at all temperatures
B.
Zero conductivity at absolute zero
C.
Infinite resistance
D.
Conductivity only at high temperatures
Show solution
Solution
Semiconductors have zero conductivity at absolute zero and their conductivity increases with temperature.
Correct Answer:
B
— Zero conductivity at absolute zero
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Q. Which of the following is a characteristic of a stable ecosystem? (2023)
A.
High biodiversity
B.
Low productivity
C.
Limited interactions
D.
Constant change
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Solution
High biodiversity is a characteristic of a stable ecosystem, as it enhances resilience and stability.
Correct Answer:
A
— High biodiversity
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Q. Which of the following is a characteristic of a Zener diode? (2019)
A.
Used for rectification
B.
Operates in reverse bias
C.
Has a high forward voltage drop
D.
Acts as a switch
Show solution
Solution
A Zener diode is designed to operate in reverse bias and maintain a constant voltage.
Correct Answer:
B
— Operates in reverse bias
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Q. Which of the following is a characteristic of addition polymers? (2019)
A.
Formed by condensation
B.
Involves the elimination of small molecules
C.
Monomers have double bonds
D.
Decomposes easily
Show solution
Solution
Addition polymers are formed from monomers that contain double bonds, which open up to form long chains.
Correct Answer:
C
— Monomers have double bonds
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Q. Which of the following is a characteristic of adsorption? (2023)
A.
It is a bulk phenomenon.
B.
It is a surface phenomenon.
C.
It occurs at high temperatures only.
D.
It is always exothermic.
Show solution
Solution
Adsorption is a surface phenomenon, as it occurs at the interface between phases.
Correct Answer:
B
— It is a surface phenomenon.
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Q. Which of the following is a characteristic of algae? (2019)
A.
They are all terrestrial
B.
They are autotrophic
C.
They have true roots
D.
They are vascular plants
Show solution
Solution
Algae are primarily autotrophic organisms that can perform photosynthesis.
Correct Answer:
B
— They are autotrophic
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Q. Which of the following is a characteristic of all living organisms? (2023)
A.
Ability to photosynthesize
B.
Ability to move from one place to another
C.
Ability to respond to stimuli
D.
Ability to produce heat
Show solution
Solution
The ability to respond to stimuli is a characteristic of all living organisms, allowing them to interact with their environment.
Correct Answer:
C
— Ability to respond to stimuli
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Q. Which of the following is a characteristic of aromatic hydrocarbons? (2023)
A.
They are saturated
B.
They have a pleasant smell
C.
They are highly reactive
D.
They contain double bonds only
Show solution
Solution
Aromatic hydrocarbons are known for their pleasant smell and contain a stable ring structure.
Correct Answer:
B
— They have a pleasant smell
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Q. Which of the following is a characteristic of asexual reproduction? (2019)
A.
Involves two parents
B.
Produces genetically identical offspring
C.
Requires gametes
D.
Occurs in higher organisms only
Show solution
Solution
Asexual reproduction produces genetically identical offspring from a single parent.
Correct Answer:
B
— Produces genetically identical offspring
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Q. Which of the following is a characteristic of brittle materials? (2020)
A.
High ductility
B.
Low tensile strength
C.
Low elasticity
D.
Fracture without significant deformation
Show solution
Solution
Brittle materials fracture without significant deformation.
Correct Answer:
D
— Fracture without significant deformation
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Q. Which of the following is a characteristic of bryophytes? (2019)
A.
Presence of true roots
B.
Presence of xylem and phloem
C.
Moist habitats
D.
All of the above
Show solution
Solution
Bryophytes are typically found in moist habitats and do not have true roots, xylem, or phloem.
Correct Answer:
C
— Moist habitats
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Q. Which of the following is a characteristic of complete flowers? (2022)
A.
Lack of sepals
B.
Presence of both male and female parts
C.
Only male parts
D.
Only female parts
Show solution
Solution
Complete flowers have all four whorls: sepals, petals, stamens, and carpels.
Correct Answer:
B
— Presence of both male and female parts
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Q. Which of the following is a characteristic of cross-linked polymers? (2023)
A.
Flexible
B.
Linear structure
C.
High melting point
D.
Low tensile strength
Show solution
Solution
Cross-linked polymers have a three-dimensional network structure, which gives them a high melting point and strength.
Correct Answer:
C
— High melting point
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Q. Which of the following is a characteristic of dicots? (2022)
A.
Single cotyledon
B.
Net-like leaf venation
C.
Scattered vascular bundles
D.
Fibrous root system
Show solution
Solution
Dicots are characterized by having net-like leaf venation and two cotyledons.
Correct Answer:
B
— Net-like leaf venation
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Q. Which of the following is a characteristic of dicotyledons? (2019)
A.
Two cotyledons
B.
Parallel venation
C.
Fibrous root system
D.
Single flower part
Show solution
Solution
Dicotyledons are characterized by having two cotyledons in their seeds.
Correct Answer:
A
— Two cotyledons
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Q. Which of the following is a characteristic of elastic materials? (2023)
A.
They return to original shape after deformation
B.
They permanently deform
C.
They break easily
D.
They are always brittle
Show solution
Solution
Elastic materials return to their original shape after the removal of the applied force.
Correct Answer:
A
— They return to original shape after deformation
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Q. Which of the following is a characteristic of elastomers?
A.
Brittle
B.
Rigid
C.
Elastic
D.
Conductive
Show solution
Solution
Elastomers are known for their elastic properties, allowing them to stretch and return to their original shape.
Correct Answer:
C
— Elastic
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