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 microbes is used in the production of insulin? (2023)
A.
Bacteria
B.
Viruses
C.
Fungi
D.
Algae
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Solution
Genetically modified bacteria are used in the production of insulin for diabetes treatment.
Correct Answer:
A
— Bacteria
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Q. Which of the following microbes is used in the production of yogurt? (2021)
A.
Lactobacillus
B.
Escherichia coli
C.
Staphylococcus
D.
Bacillus subtilis
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Solution
Lactobacillus is the primary bacterium used in the fermentation of milk to produce yogurt.
Correct Answer:
A
— Lactobacillus
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Q. Which of the following molecules has a polar covalent bond? (2023)
A.
Cl2
B.
H2O
C.
CH4
D.
O2
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Solution
Water (H2O) has a polar covalent bond due to the difference in electronegativity between hydrogen and oxygen.
Correct Answer:
B
— H2O
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Q. Which of the following molecules has a polar covalent bond? (2023) 2023
A.
Cl2
B.
H2O
C.
CH4
D.
O2
Show solution
Solution
Water (H2O) has a polar covalent bond due to the difference in electronegativity between hydrogen and oxygen.
Correct Answer:
B
— H2O
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Q. Which of the following muscles is responsible for the flexion of the forearm? (2019)
A.
Biceps brachii
B.
Triceps brachii
C.
Deltoid
D.
Pectoralis major
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Solution
The biceps brachii muscle is primarily responsible for flexing the forearm at the elbow.
Correct Answer:
A
— Biceps brachii
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Q. Which of the following mutations does NOT change the amino acid sequence of a protein? (2022)
A.
Missense mutation
B.
Nonsense mutation
C.
Silent mutation
D.
Frameshift mutation
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Solution
A silent mutation does not change the amino acid sequence of a protein despite a change in the DNA sequence.
Correct Answer:
C
— Silent mutation
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Q. Which of the following organelles contains chlorophyll? (2022)
A.
Mitochondria
B.
Chloroplast
C.
Nucleus
D.
Golgi apparatus
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Solution
Chloroplasts contain chlorophyll, which is essential for photosynthesis in plant cells.
Correct Answer:
B
— Chloroplast
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Q. Which of the following organelles contains digestive enzymes? (2023)
A.
Peroxisome
B.
Lysosome
C.
Ribosome
D.
Vesicle
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Solution
Lysosomes contain digestive enzymes that break down waste materials and cellular debris.
Correct Answer:
B
— Lysosome
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Q. Which of the following organelles is involved in photosynthesis? (2022)
A.
Mitochondria
B.
Chloroplast
C.
Ribosome
D.
Golgi apparatus
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Solution
Chloroplasts are the organelles responsible for photosynthesis in plant cells, converting light energy into chemical energy.
Correct Answer:
B
— Chloroplast
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Q. Which of the following organisms can reproduce both sexually and asexually? (2023)
A.
Fungi
B.
Starfish
C.
Hydra
D.
All of the above
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Solution
Many organisms, including fungi, starfish, and Hydra, can reproduce both sexually and asexually depending on environmental conditions.
Correct Answer:
D
— All of the above
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Q. Which of the following organisms is an example of a cnidarian? (2021)
A.
Jellyfish
B.
Earthworm
C.
Lobster
D.
Starfish
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Solution
Jellyfish belong to the phylum Cnidaria, which is known for its stinging cells called cnidocytes.
Correct Answer:
A
— Jellyfish
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Q. Which of the following organisms is classified as a prokaryote? (2019)
A.
Yeast
B.
E. coli
C.
Mushroom
D.
Paramecium
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Solution
E. coli is a prokaryotic organism, while the others are eukaryotic.
Correct Answer:
B
— E. coli
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Q. Which of the following organisms is classified under the kingdom Protista? (2022)
A.
Mushrooms
B.
Euglena
C.
Lichens
D.
Corals
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Solution
Euglena is classified under the kingdom Protista, which includes diverse unicellular organisms.
Correct Answer:
B
— Euglena
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Q. Which of the following organisms is known for its ability to reproduce both sexually and asexually? (2021)
A.
Yeast
B.
Mammals
C.
Birds
D.
Reptiles
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Solution
Yeast can reproduce both sexually through spores and asexually through budding.
Correct Answer:
A
— Yeast
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Q. Which of the following organisms is known for its ability to reproduce through fragmentation? (2021)
A.
Starfish
B.
Elephant
C.
Bird
D.
Human
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Solution
Starfish can reproduce through fragmentation, where a part of the organism can regenerate into a new individual.
Correct Answer:
A
— Starfish
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Q. Which of the following organisms is known for regeneration as a form of asexual reproduction? (2021)
A.
Starfish
B.
Elephant
C.
Bird
D.
Cat
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Solution
Starfish can regenerate lost arms, which is a form of asexual reproduction.
Correct Answer:
A
— Starfish
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Q. Which of the following organisms reproduces asexually by budding? (2021)
A.
Hydra
B.
Frog
C.
Human
D.
Mango tree
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Solution
Hydra reproduces asexually by the process of budding, where a new individual develops from an outgrowth of the parent.
Correct Answer:
A
— Hydra
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Q. Which of the following organisms reproduces by budding? (2023)
A.
Planaria
B.
Hydra
C.
Bacteria
D.
Fungi
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Solution
Budding is a form of asexual reproduction seen in organisms like Hydra, where a new individual develops from an outgrowth.
Correct Answer:
B
— Hydra
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Q. Which of the following organisms reproduces by fragmentation? (2022)
A.
Starfish
B.
Mammals
C.
Birds
D.
Fungi
Show solution
Solution
Starfish can reproduce by fragmentation, where a part of the organism can grow into a new individual.
Correct Answer:
A
— Starfish
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Q. Which of the following organisms reproduces by parthenogenesis? (2022)
A.
Honeybee
B.
Frog
C.
Lizard
D.
Human
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Solution
Honeybees can reproduce by parthenogenesis, where an egg develops into an organism without fertilization.
Correct Answer:
A
— Honeybee
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Q. Which of the following organisms reproduces sexually? (2023)
A.
Bacteria
B.
Fungi
C.
Mammals
D.
All of the above
Show solution
Solution
Mammals reproduce sexually, while bacteria typically reproduce asexually, and fungi can reproduce both sexually and asexually.
Correct Answer:
C
— Mammals
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Q. Which of the following organisms reproduces through parthenogenesis? (2020)
A.
Honeybee
B.
Frog
C.
Human
D.
Goldfish
Show solution
Solution
Honeybees can reproduce through parthenogenesis, where unfertilized eggs develop into new individuals.
Correct Answer:
A
— Honeybee
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Q. Which of the following organisms reproduces through vegetative propagation? (2020)
A.
Mango
B.
Frog
C.
Human
D.
Fish
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Solution
Mango trees can reproduce through vegetative propagation, which is a form of asexual reproduction.
Correct Answer:
A
— Mango
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Q. Which of the following oxides is amphoteric? (2019)
A.
Na2O
B.
MgO
C.
Al2O3
D.
SiO2
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Solution
Al2O3 is an amphoteric oxide, reacting with both acids and bases.
Correct Answer:
C
— Al2O3
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Q. Which of the following pairs are both f-block elements?
A.
Uranium and Thorium
B.
Lanthanum and Cerium
C.
Neodymium and Plutonium
D.
Zirconium and Hafnium
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Solution
Neodymium (Nd) and Plutonium (Pu) are both f-block elements.
Correct Answer:
C
— Neodymium and Plutonium
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Q. Which of the following pairs are f-block elements? (2023)
A.
Zinc and Cadmium
B.
Lanthanum and Cerium
C.
Iron and Cobalt
D.
Copper and Silver
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Solution
Lanthanum (La) and Cerium (Ce) are both f-block elements, belonging to the lanthanide series.
Correct Answer:
B
— Lanthanum and Cerium
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Q. Which of the following particles has the least mass? (2020) 2020
A.
Proton
B.
Neutron
C.
Electron
D.
Alpha particle
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Solution
The mass of an electron is significantly less than that of protons and neutrons.
Correct Answer:
C
— Electron
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Q. Which of the following particles has the least mass? (2021) 2021
A.
Proton
B.
Neutron
C.
Electron
D.
Alpha particle
Show solution
Solution
The electron has the least mass compared to protons and neutrons.
Correct Answer:
C
— Electron
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Q. Which of the following phenomena is NOT associated with waves? (2023)
A.
Interference
B.
Diffraction
C.
Refraction
D.
Conduction
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Solution
Conduction is a mode of heat transfer and is not associated with wave phenomena.
Correct Answer:
D
— Conduction
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Q. Which of the following phenomena is responsible for the bending of light when it passes from one medium to another? (2020)
A.
Reflection
B.
Refraction
C.
Diffraction
D.
Dispersion
Show solution
Solution
Refraction is the bending of light as it passes from one medium to another due to a change in its speed.
Correct Answer:
B
— Refraction
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